wangpc updated this revision to Diff 554197. wangpc marked 2 inline comments as done. wangpc added a comment.
Rebase. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D112921/new/ https://reviews.llvm.org/D112921 Files: clang-tools-extra/clangd/unittests/FindTargetTests.cpp clang-tools-extra/test/clang-tidy/checkers/misc/new-delete-overloads.cpp clang/docs/ReleaseNotes.rst clang/include/clang/Basic/SizedDeallocation.h clang/include/clang/Driver/Options.td clang/lib/Driver/ToolChains/Clang.cpp clang/lib/Driver/ToolChains/Darwin.cpp clang/lib/Driver/ToolChains/Darwin.h clang/lib/Driver/ToolChains/ZOS.cpp clang/test/AST/ast-dump-expr-json.cpp clang/test/AST/ast-dump-expr.cpp clang/test/AST/ast-dump-stmt-json.cpp clang/test/Analysis/cxxnewexpr-callback.cpp clang/test/CXX/basic/basic.stc/basic.stc.dynamic/basic.stc.dynamic.deallocation/p2.cpp clang/test/CXX/expr/expr.unary/expr.new/p14.cpp clang/test/CodeGenCXX/cxx1y-sized-deallocation.cpp clang/test/CodeGenCXX/cxx1z-aligned-allocation.cpp clang/test/CodeGenCXX/cxx2a-destroying-delete.cpp clang/test/CodeGenCXX/delete-two-arg.cpp clang/test/CodeGenCXX/delete.cpp clang/test/CodeGenCXX/dllimport.cpp clang/test/CodeGenCXX/new.cpp clang/test/CodeGenCoroutines/coro-aligned-alloc-2.cpp clang/test/CodeGenCoroutines/coro-aligned-alloc.cpp clang/test/CodeGenCoroutines/coro-alloc.cpp clang/test/CodeGenCoroutines/coro-cleanup.cpp clang/test/CodeGenCoroutines/coro-dealloc.cpp clang/test/CodeGenCoroutines/coro-gro.cpp clang/test/CodeGenCoroutines/pr56919.cpp clang/test/Lexer/cxx-features.cpp clang/test/PCH/cxx1z-aligned-alloc.cpp clang/test/SemaCXX/MicrosoftExtensions.cpp clang/test/SemaCXX/builtin-operator-new-delete.cpp clang/test/SemaCXX/cxx1y-sized-deallocation.cpp clang/test/SemaCXX/unavailable_aligned_allocation.cpp clang/unittests/StaticAnalyzer/CallEventTest.cpp clang/www/cxx_status.html libcxx/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/sized_delete_array14.pass.cpp libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete14.pass.cpp
Index: libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete14.pass.cpp =================================================================== --- libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete14.pass.cpp +++ libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete14.pass.cpp @@ -8,11 +8,13 @@ // test sized operator delete replacement. +// TODO(mordante) fix this test after updating clang in Docker +// UNSUPPORTED: clang-15, clang-16, clang-17, clang-18 // UNSUPPORTED: sanitizer-new-delete, c++03, c++11 +// XFAIL: apple-clang -// NOTE: Clang does not enable sized-deallocation in C++14 and beyond by -// default. It is only enabled when -fsized-deallocation is given. -// XFAIL: clang, apple-clang +// Sized deallocation was added in macOS 10.12 and aligned OSes. +// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11}} #include <new> #include <cstddef> Index: libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/sized_delete_array14.pass.cpp =================================================================== --- libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/sized_delete_array14.pass.cpp +++ libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/sized_delete_array14.pass.cpp @@ -8,11 +8,13 @@ // test sized operator delete[] replacement. +// TODO(mordante) fix this test after updating clang in Docker +// UNSUPPORTED: clang-15, clang-16, clang-17, clang-18 // UNSUPPORTED: sanitizer-new-delete, c++03, c++11 +// XFAIL: apple-clang -// NOTE: Clang does not enable sized-deallocation in C++14 and beyond by -// default. It is only enabled when -fsized-deallocation is given. -// XFAIL: clang, apple-clang +// Sized deallocation was added in macOS 10.12 and aligned OSes. +// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11}} #include <new> #include <cstddef> Index: libcxx/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp =================================================================== --- libcxx/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp +++ libcxx/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp @@ -25,6 +25,9 @@ // GCC doesn't support the aligned-allocation flags. // XFAIL: gcc +// TODO(mordante) fix this test after updating clang in Docker +// UNSUPPORTED: clang-15, clang-16, clang-17, clang-18 + // RUN: %{build} -faligned-allocation -fsized-deallocation // RUN: %{run} // RUN: %{build} -faligned-allocation -fno-sized-deallocation -DNO_SIZE Index: clang/www/cxx_status.html =================================================================== --- clang/www/cxx_status.html +++ clang/www/cxx_status.html @@ -1203,12 +1203,11 @@ </table> <p> -<span id="n3778">(7): In Clang 3.7 and later, sized deallocation is only enabled -if the user passes the <code>-fsized-deallocation</code> flag. The user must -supply definitions of the sized deallocation functions, either by providing them -explicitly or by using a C++ standard library that does. <code>libstdc++</code> -added these functions in version 5.0, and <code>libc++</code> added them in -version 3.7. +<span id="n3778">(7): The user must supply definitions of the sized deallocation + functions, either by providing them explicitly or by using a C++ standard library + that does. <code>libstdc++</code> added these functions in version 5.0, and + <code>libc++</code> added them in version 3.7. The user can also use the + <code>-fno-sized-deallocation</code> option to disable sized deallocation. </span> </p> </details> Index: clang/unittests/StaticAnalyzer/CallEventTest.cpp =================================================================== --- clang/unittests/StaticAnalyzer/CallEventTest.cpp +++ clang/unittests/StaticAnalyzer/CallEventTest.cpp @@ -81,7 +81,7 @@ } )", Diags)); - EXPECT_EQ(Diags, "test.CXXDeallocator: NumArgs: 1\n"); + EXPECT_EQ(Diags, "test.CXXDeallocator: NumArgs: 2\n"); } } // namespace Index: clang/test/SemaCXX/unavailable_aligned_allocation.cpp =================================================================== --- clang/test/SemaCXX/unavailable_aligned_allocation.cpp +++ clang/test/SemaCXX/unavailable_aligned_allocation.cpp @@ -75,7 +75,7 @@ // expected-error-re@-22 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is {{only|not}} available on}} // expected-note@-23 {{if you supply your own aligned allocation functions}} -// expected-error-re@-24 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is {{only|not}} available on}} +// expected-error-re@-24 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is {{only|not}} available on}} // expected-note@-25 {{if you supply your own aligned allocation functions}} // expected-error-re@-26 {{aligned allocation function of type 'void *(std::size_t, std::align_val_t, const std::nothrow_t &) noexcept' is {{only|not}} available on}} @@ -143,19 +143,19 @@ // expected-no-diagnostics #else #if defined(IOS) -// expected-error@-6 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on iOS 11 or newer}}} +// expected-error@-6 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is only available on iOS 11 or newer}}} // expected-note@-7 {{if you supply your own aligned allocation functions}} #elif defined(TVOS) -// expected-error@-9 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on tvOS 11 or newer}}} +// expected-error@-9 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is only available on tvOS 11 or newer}}} // expected-note@-10 {{if you supply your own aligned allocation functions}} #elif defined(WATCHOS) -// expected-error@-12 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on watchOS 4 or newer}}} +// expected-error@-12 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is only available on watchOS 4 or newer}}} // expected-note@-13 {{if you supply your own aligned allocation functions}} #elif defined(MACOS) -// expected-error@-15 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on macOS 10.13 or newer}}} +// expected-error@-15 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is only available on macOS 10.13 or newer}}} // expected-note@-16 {{if you supply your own aligned allocation functions}} #elif defined(ZOS) -// expected-error@-18 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is not available on z/OS}}} +// expected-error@-18 {{aligned deallocation function of type 'void (void *, std::size_t, std::align_val_t) noexcept' is not available on z/OS}}} // expected-note@-19 {{if you supply your own aligned allocation functions}} #endif #endif @@ -209,6 +209,9 @@ void operator delete(void *p, std::align_val_t) { } +void operator delete(void *p, std::size_t __sz, std::align_val_t) { +} + void testOveraligned2() { auto p = new ((std::align_val_t)8) OveralignedS; delete p; Index: clang/test/SemaCXX/cxx1y-sized-deallocation.cpp =================================================================== --- clang/test/SemaCXX/cxx1y-sized-deallocation.cpp +++ clang/test/SemaCXX/cxx1y-sized-deallocation.cpp @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -std=c++1y -verify %s -fsized-deallocation -fexceptions -fcxx-exceptions +// RUN: %clang_cc1 -std=c++1y -verify %s -fexceptions -fcxx-exceptions using size_t = decltype(sizeof(0)); void operator delete(void *, size_t) noexcept; // expected-note {{'operator delete' declared here}} Index: clang/test/SemaCXX/builtin-operator-new-delete.cpp =================================================================== --- clang/test/SemaCXX/builtin-operator-new-delete.cpp +++ clang/test/SemaCXX/builtin-operator-new-delete.cpp @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -std=c++1z -fsyntax-only -verify %s +// RUN: %clang_cc1 -std=c++1z -fno-sized-deallocation -fsyntax-only -verify %s // RUN: %clang_cc1 -std=c++03 -fsyntax-only -verify %s // RUN: %clang_cc1 -std=c++03 -faligned-allocation -fsyntax-only -verify %s // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s Index: clang/test/SemaCXX/MicrosoftExtensions.cpp =================================================================== --- clang/test/SemaCXX/MicrosoftExtensions.cpp +++ clang/test/SemaCXX/MicrosoftExtensions.cpp @@ -571,11 +571,17 @@ virtual ~PR34109_class() {} }; +#if !defined(__cpp_sized_deallocation) void operator delete(void *) throw(); // expected-note@-1 {{previous declaration is here}} __declspec(dllexport) void operator delete(void *) throw(); // expected-error@-1 {{redeclaration of 'operator delete' cannot add 'dllexport' attribute}} - +#else +void operator delete(void *, unsigned int) throw(); +// expected-note@-1 {{previous declaration is here}} +__declspec(dllexport) void operator delete(void *, unsigned int) throw(); +// expected-error@-1 {{redeclaration of 'operator delete' cannot add 'dllexport' attribute}} +#endif void PR34109(int* a) { delete a; } Index: clang/test/PCH/cxx1z-aligned-alloc.cpp =================================================================== --- clang/test/PCH/cxx1z-aligned-alloc.cpp +++ clang/test/PCH/cxx1z-aligned-alloc.cpp @@ -1,12 +1,12 @@ // No PCH: -// RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include %s -verify %s +// RUN: %clang_cc1 -pedantic -std=c++1z -include %s -verify %s // // With PCH: -// RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -emit-pch %s -o %t -// RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include-pch %t -verify %s +// RUN: %clang_cc1 -pedantic -std=c++1z -emit-pch %s -o %t +// RUN: %clang_cc1 -pedantic -std=c++1z -include-pch %t -verify %s -// RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -emit-pch -fpch-instantiate-templates %s -o %t -// RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include-pch %t -verify %s +// RUN: %clang_cc1 -pedantic -std=c++1z -emit-pch -fpch-instantiate-templates %s -o %t +// RUN: %clang_cc1 -pedantic -std=c++1z -include-pch %t -verify %s // expected-no-diagnostics Index: clang/test/Lexer/cxx-features.cpp =================================================================== --- clang/test/Lexer/cxx-features.cpp +++ clang/test/Lexer/cxx-features.cpp @@ -1,17 +1,17 @@ // RUN: %clang_cc1 -std=c++98 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++11 -fcxx-exceptions -verify %s -// RUN: %clang_cc1 -std=c++14 -fcxx-exceptions -fsized-deallocation -verify %s -// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -verify %s -// RUN: %clang_cc1 -std=c++20 -fcxx-exceptions -fsized-deallocation -verify %s -// RUN: %clang_cc1 -std=c++23 -fcxx-exceptions -fsized-deallocation -verify %s -// RUN: %clang_cc1 -std=c++2c -fcxx-exceptions -fsized-deallocation -verify %s +// RUN: %clang_cc1 -std=c++14 -fcxx-exceptions -verify %s +// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -verify %s +// RUN: %clang_cc1 -std=c++20 -fcxx-exceptions -verify %s +// RUN: %clang_cc1 -std=c++23 -fcxx-exceptions -verify %s +// RUN: %clang_cc1 -std=c++2c -fcxx-exceptions -verify %s // -// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -frelaxed-template-template-args -DRELAXED_TEMPLATE_TEMPLATE_ARGS=1 -verify %s -// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -DCONCEPTS_TS=1 -verify %s -// RUN: %clang_cc1 -std=c++14 -fno-rtti -fno-threadsafe-statics -verify %s -DNO_EXCEPTIONS -DNO_RTTI -DNO_THREADSAFE_STATICS -fsized-deallocation -// RUN: %clang_cc1 -std=c++14 -fchar8_t -DNO_EXCEPTIONS -DCHAR8_T -verify -fsized-deallocation %s -// RUN: %clang_cc1 -std=c++2a -fno-char8_t -DNO_EXCEPTIONS -DNO_CHAR8_T -verify -fsized-deallocation %s +// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -frelaxed-template-template-args -DRELAXED_TEMPLATE_TEMPLATE_ARGS=1 -verify %s +// RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -DCONCEPTS_TS=1 -verify %s +// RUN: %clang_cc1 -std=c++14 -fno-rtti -fno-threadsafe-statics -verify %s -DNO_EXCEPTIONS -DNO_RTTI -DNO_THREADSAFE_STATICS +// RUN: %clang_cc1 -std=c++14 -fchar8_t -DNO_EXCEPTIONS -DCHAR8_T -verify %s +// RUN: %clang_cc1 -std=c++2a -fno-char8_t -DNO_EXCEPTIONS -DNO_CHAR8_T -verify %s // expected-no-diagnostics Index: clang/test/CodeGenCoroutines/pr56919.cpp =================================================================== --- clang/test/CodeGenCoroutines/pr56919.cpp +++ clang/test/CodeGenCoroutines/pr56919.cpp @@ -111,12 +111,15 @@ // CHECK: _Z3Quxv.destroy:{{.*}} // CHECK-NEXT: # -// CHECK-NEXT: jmp _ZdlPv +// CHECK-NEXT: movl $40, %esi +// CHECK-NEXT: jmp _ZdlPvm@PLT // CHECK: _Z3Bazv.destroy:{{.*}} // CHECK-NEXT: # -// CHECK-NEXT: jmp _ZdlPv +// CHECK-NEXT: movl $80, %esi +// CHECK-NEXT: jmp _ZdlPvm // CHECK: _Z3Barv.destroy:{{.*}} // CHECK-NEXT: # -// CHECK-NEXT: jmp _ZdlPv +// CHECK-NEXT: movl $120, %esi +// CHECK-NEXT: jmp _ZdlPvm Index: clang/test/CodeGenCoroutines/coro-gro.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-gro.cpp +++ clang/test/CodeGenCoroutines/coro-gro.cpp @@ -50,7 +50,8 @@ // CHECK: call void @_ZNSt16coroutine_traitsIiJEE12promise_typeD1Ev( // CHECK: %[[Mem:.+]] = call ptr @llvm.coro.free( - // CHECK: call void @_ZdlPv(ptr noundef %[[Mem]]) + // CHECK: %[[SIZE:.+]] = call i64 @llvm.coro.size.i64() + // CHECK: call void @_ZdlPvm(ptr noundef %[[Mem]], i64 noundef %[[SIZE]]) // Initialize retval from Gro and destroy Gro // Note this also tests delaying initialization when Gro and function return Index: clang/test/CodeGenCoroutines/coro-dealloc.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-dealloc.cpp +++ clang/test/CodeGenCoroutines/coro-dealloc.cpp @@ -1,6 +1,5 @@ // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++20 \ // RUN: -S -emit-llvm %s -o - -disable-llvm-passes \ -// RUN: -fsized-deallocation \ // RUN: | FileCheck %s #include "Inputs/coroutine.h" @@ -21,7 +20,6 @@ }; // Test the compiler will chose sized deallocation correctly. -// This is only enabled with `-fsized-deallocation` which is off by default. void operator delete(void *ptr, std::size_t size) noexcept; // CHECK: define{{.*}}@_Z1fv Index: clang/test/CodeGenCoroutines/coro-cleanup.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-cleanup.cpp +++ clang/test/CodeGenCoroutines/coro-cleanup.cpp @@ -79,11 +79,13 @@ // CHECK: [[Cleanup]]: // CHECK: call void @_ZNSt16coroutine_traitsIJvEE12promise_typeD1Ev( // CHECK: %[[Mem0:.+]] = call ptr @llvm.coro.free( - // CHECK: call void @_ZdlPv(ptr noundef %[[Mem0]] + // CHECK: %[[SIZE:.+]] = call i64 @llvm.coro.size.i64() + // CHECK: call void @_ZdlPvm(ptr noundef %[[Mem0]], i64 noundef %[[SIZE]]) // CHECK: [[Dealloc]]: // CHECK: %[[Mem:.+]] = call ptr @llvm.coro.free( - // CHECK: call void @_ZdlPv(ptr noundef %[[Mem]]) + // CHECK: %[[SIZE:.+]] = call i64 @llvm.coro.size.i64() + // CHECK: call void @_ZdlPvm(ptr noundef %[[Mem]], i64 noundef %[[SIZE]]) co_return; } Index: clang/test/CodeGenCoroutines/coro-alloc.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-alloc.cpp +++ clang/test/CodeGenCoroutines/coro-alloc.cpp @@ -70,7 +70,8 @@ // CHECK: br i1 %[[NeedDealloc]], label %[[FreeBB:.+]], label %[[Afterwards:.+]] // CHECK: [[FreeBB]]: - // CHECK: call void @_ZdlPv(ptr noundef %[[MEM]]) + // CHECK: %[[SIZE:.+]] = call i64 @llvm.coro.size.i64() + // CHECK: call void @_ZdlPvm(ptr noundef %[[MEM]], i64 noundef %[[SIZE]]) // CHECK: br label %[[Afterwards]] // CHECK: [[Afterwards]]: @@ -99,7 +100,8 @@ // CHECK: %[[FRAME:.+]] = call ptr @llvm.coro.begin( // CHECK: %[[MEM:.+]] = call ptr @llvm.coro.free(token %[[ID]], ptr %[[FRAME]]) - // CHECK: call void @_ZdlPv(ptr noundef %[[MEM]]) + // CHECK: %[[SIZE:.+]] = call i64 @llvm.coro.size.i64() + // CHECK: call void @_ZdlPvm(ptr noundef %[[MEM]], i64 noundef %[[SIZE]]) co_return; } Index: clang/test/CodeGenCoroutines/coro-aligned-alloc.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-aligned-alloc.cpp +++ clang/test/CodeGenCoroutines/coro-aligned-alloc.cpp @@ -26,8 +26,9 @@ // CHECK: %[[aligned_new:.+]] = call{{.*}}@_ZnwmSt11align_val_t({{.*}}%[[coro_size]],{{.*}}%[[coro_align]]) // CHECK: coro.free: +// CHECK: %[[coro_size_for_free:.+]] = call{{.*}}@llvm.coro.size // CHECK: %[[coro_align_for_free:.+]] = call{{.*}}@llvm.coro.align -// CHECK: call void @_ZdlPvSt11align_val_t({{.*}}[[coro_align_for_free]] +// CHECK: call void @_ZdlPvmSt11align_val_t({{.*}}%[[coro_size_for_free]],{{.*}}%[[coro_align_for_free]]) task f() { co_return 43; @@ -58,8 +59,9 @@ // CHECK: %[[aligned_new:.+]] = call{{.*}}@_ZnwmSt11align_val_tSt9nothrow_t({{.*}}%[[coro_size]],{{.*}}%[[coro_align]]) // CHECK: coro.free: +// CHECK: %[[coro_size_for_free:.+]] = call{{.*}}@llvm.coro.size // CHECK: %[[coro_align_for_free:.+]] = call{{.*}}@llvm.coro.align -// CHECK: call void @_ZdlPvSt11align_val_t({{.*}}[[coro_align_for_free]] +// CHECK: call void @_ZdlPvmSt11align_val_t({{.*}}%[[coro_size_for_free]],{{.*}}%[[coro_align_for_free]]) task2 f2() { co_return 43; Index: clang/test/CodeGenCoroutines/coro-aligned-alloc-2.cpp =================================================================== --- clang/test/CodeGenCoroutines/coro-aligned-alloc-2.cpp +++ clang/test/CodeGenCoroutines/coro-aligned-alloc-2.cpp @@ -1,9 +1,7 @@ // Tests that the combination of -fcoro-aligned-allocation and -fsized-deallocation works well. // Test the compiler will chose sized deallocation correctly. -// This is only enabled with `-fsized-deallocation` which is off by default. // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++20 \ // RUN: -fcoro-aligned-allocation -S -emit-llvm %s -o - -disable-llvm-passes \ -// RUN: -fsized-deallocation \ // RUN: | FileCheck %s #include "Inputs/coroutine.h" Index: clang/test/CodeGenCXX/new.cpp =================================================================== --- clang/test/CodeGenCXX/new.cpp +++ clang/test/CodeGenCXX/new.cpp @@ -15,7 +15,7 @@ } // CHECK: declare noundef nonnull ptr @_Znwm(i64 noundef) [[ATTR_NOBUILTIN:#[^ ]*]] -// CHECK: declare void @_ZdlPv(ptr noundef) [[ATTR_NOBUILTIN_NOUNWIND:#[^ ]*]] +// CHECK: declare void @_ZdlPvm(ptr noundef, i64 noundef) [[ATTR_NOBUILTIN_NOUNWIND:#[^ ]*]] // CHECK: declare noundef nonnull ptr @_Znam(i64 noundef) [[ATTR_NOBUILTIN]] // CHECK: declare void @_ZdaPv(ptr noundef) [[ATTR_NOBUILTIN_NOUNWIND]] @@ -192,7 +192,7 @@ // CHECK: store i64 200 delete[] new (nothrow) Alloc[10][20]; // CHECK: call noalias noundef nonnull ptr @_Znwm - // CHECK: call void @_ZdlPv(ptr + // CHECK: call void @_ZdlPvm(ptr noundef {{%.*}}, i64 noundef 1) delete new bool; // CHECK: ret void } @@ -317,7 +317,7 @@ void f() { // CHECK: call noalias noundef nonnull ptr @_Znwm(i64 noundef 4) [[ATTR_BUILTIN_NEW:#[^ ]*]] int *p = new int; // expected-note {{allocated with 'new' here}} - // CHECK: call void @_ZdlPv({{.*}}) [[ATTR_BUILTIN_DELETE:#[^ ]*]] + // CHECK: call void @_ZdlPvm({{.*}}) [[ATTR_BUILTIN_DELETE:#[^ ]*]] delete p; // CHECK: call noalias noundef nonnull ptr @_Znam(i64 noundef 12) [[ATTR_BUILTIN_NEW]] Index: clang/test/CodeGenCXX/dllimport.cpp =================================================================== --- clang/test/CodeGenCXX/dllimport.cpp +++ clang/test/CodeGenCXX/dllimport.cpp @@ -205,7 +205,7 @@ // Functions //===----------------------------------------------------------------------===// -// GNU-DAG: declare dso_local void @_ZdlPv(ptr) +// GNU-DAG: declare dso_local void @_ZdlPv{{j|y}}(ptr, i{{32|64}}) // Import function declaration. // MSC-DAG: declare dllimport void @"?decl@@YAXXZ"() @@ -358,7 +358,7 @@ __declspec(dllimport) inline int *ReferencingImportedNew() { return new int[2]; } // MO1-DAG: define available_externally dllimport ptr @"?ReferencingImportedNew@@YAPAHXZ" __declspec(dllimport) inline int *ReferencingImportedDelete() { delete (int*)nullptr; } -// MO1-DAG: define available_externally dllimport ptr @"?ReferencingImportedDelete@@YAPAHXZ" +// MO1-DAG: declare dllimport ptr @"?ReferencingImportedDelete@@YAPAHXZ" USE(ReferencingImportedNew) USE(ReferencingImportedDelete) struct ClassWithDtor { ~ClassWithDtor() {} }; Index: clang/test/CodeGenCXX/delete.cpp =================================================================== --- clang/test/CodeGenCXX/delete.cpp +++ clang/test/CodeGenCXX/delete.cpp @@ -16,7 +16,7 @@ // CHECK: icmp {{.*}} null // CHECK: br i1 - // CHECK: call void @_ZdlPv + // CHECK: call void @_ZdlPvm // Check the delete is inside the 'if !null' check unless we're optimizing // for size. FIXME: We could omit the branch entirely in this case. @@ -35,7 +35,7 @@ void t4(T *t) { // CHECK: call void @_ZN1TD1Ev // CHECK-SIZE-NEXT: br - // CHECK: call void @_ZdlPv + // CHECK: call void @_ZdlPvm delete t; } @@ -93,14 +93,16 @@ // CHECK-NEXT: call void @_ZN5test11AD1Ev(ptr {{[^,]*}} [[CUR]]) // CHECK-NEXT: [[ISDONE:%.*]] = icmp eq ptr [[CUR]], [[BEGIN]] // CHECK-NEXT: br i1 [[ISDONE]] - // CHECK: call void @_ZdaPv(ptr noundef [[ALLOC]]) + // CHECK: [[MUL:%.*]] = mul i64 4, [[COUNT]] + // CHECK-NEXT: [[SIZE:%.*]] = add i64 [[MUL]], 8 + // CHECK-NEXT: call void @_ZdaPvm(ptr noundef [[ALLOC]], i64 noundef [[SIZE]]) } } namespace test2 { // CHECK-LABEL: define{{.*}} void @_ZN5test21fEPb void f(bool *b) { - // CHECK: call void @_ZdlPv(ptr + // CHECK: call void @_ZdlPvm(ptr{{.*}}i64 delete b; // CHECK: call void @_ZdaPv(ptr delete [] b; @@ -137,7 +139,7 @@ // CHECK-NEXT: [[DTOR:%.*]] = load ptr, ptr [[T0]] // CHECK-NEXT: call void [[DTOR]](ptr {{[^,]*}} [[OBJ:%.*]]) // Call the global operator delete. - // CHECK-NEXT: call void @_ZdlPv(ptr noundef [[ALLOCATED]]) [[NUW:#[0-9]+]] + // CHECK-NEXT: call void @_ZdlPvm(ptr noundef [[ALLOCATED]], i64 noundef 8) [[NUW:#[0-9]+]] ::delete xp; } } Index: clang/test/CodeGenCXX/delete-two-arg.cpp =================================================================== --- clang/test/CodeGenCXX/delete-two-arg.cpp +++ clang/test/CodeGenCXX/delete-two-arg.cpp @@ -43,7 +43,9 @@ // CHECK-NEXT: br i1 [[T1]], // CHECK: [[T3:%.*]] = getelementptr inbounds i8, ptr [[T0]], i32 -4 // CHECK-NEXT: [[T5:%.*]] = load i32, ptr [[T3]] - // CHECK-NEXT: call void @_ZdaPv(ptr noundef [[T3]]) + // CHECK-NEXT: [[T6:%.*]] = mul i32 4, [[T5]] + // CHECK-NEXT: [[T7:%.*]] = add i32 [[T6]], 4 + // CHECK-NEXT: call void @_ZdaPvj(ptr noundef [[T3]], i32 noundef [[T7]]) // CHECK-NEXT: br label ::delete[] p; } Index: clang/test/CodeGenCXX/cxx2a-destroying-delete.cpp =================================================================== --- clang/test/CodeGenCXX/cxx2a-destroying-delete.cpp +++ clang/test/CodeGenCXX/cxx2a-destroying-delete.cpp @@ -108,10 +108,10 @@ // CHECK-MSABI-LABEL: define {{.*}}@"?j@@ J *j() { // CHECK-ITANIUM: invoke {{.*}}@_ZN1JC1Ev( - // CHECK-ITANIUM: call {{.*}}@_ZdlPv( + // CHECK-ITANIUM: call {{.*}}@_ZdlPvm( // CHECK-NOT: } // CHECK-MSABI: invoke {{.*}}@"??0J@@Q{{AE|EAA}}@XZ"( - // CHECK-MSABI: call {{.*}}@"??3@YAXP{{E?}}AX@Z"( + // CHECK-MSABI: call {{.*}}@"??3@YAXP{{E?}}AX{{I|_K}}@Z"( return new J; // CHECK: } } Index: clang/test/CodeGenCXX/cxx1z-aligned-allocation.cpp =================================================================== --- clang/test/CodeGenCXX/cxx1z-aligned-allocation.cpp +++ clang/test/CodeGenCXX/cxx1z-aligned-allocation.cpp @@ -1,10 +1,10 @@ // Check that delete exprs call aligned (de)allocation functions if // -faligned-allocation is passed in both C++11 and C++14. // RUN: %clang_cc1 -std=c++11 -fexceptions -fsized-deallocation -faligned-allocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s -// RUN: %clang_cc1 -std=c++14 -fexceptions -fsized-deallocation -faligned-allocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s -// RUN: %clang_cc1 -std=c++1z -fexceptions -fsized-deallocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s +// RUN: %clang_cc1 -std=c++14 -fexceptions -faligned-allocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s +// RUN: %clang_cc1 -std=c++1z -fexceptions %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s -// RUN: %clang_cc1 -std=c++1z -fexceptions -fsized-deallocation %s -emit-llvm -triple x86_64-windows-msvc -o - | FileCheck %s --check-prefix=CHECK-MS +// RUN: %clang_cc1 -std=c++1z -fexceptions %s -emit-llvm -triple x86_64-windows-msvc -o - | FileCheck %s --check-prefix=CHECK-MS // Check that we don't used aligned (de)allocation without -faligned-allocation or C++1z. // RUN: %clang_cc1 -std=c++14 -DUNALIGNED -fexceptions %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s --check-prefix=CHECK-UNALIGNED Index: clang/test/CodeGenCXX/cxx1y-sized-deallocation.cpp =================================================================== --- clang/test/CodeGenCXX/cxx1y-sized-deallocation.cpp +++ clang/test/CodeGenCXX/cxx1y-sized-deallocation.cpp @@ -1,12 +1,12 @@ // Check that delete exprs call the sized deallocation function if -// -fsized-deallocation is passed in both C++11 and C++14. +// -fsized-deallocation is passed in C++11 or std >= C++14. // RUN: %clang_cc1 -std=c++11 -fsized-deallocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s -// RUN: %clang_cc1 -std=c++14 -fsized-deallocation %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s +// RUN: %clang_cc1 -std=c++14 %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s -// Check that we don't used sized deallocation without -fsized-deallocation and -// C++14. +// Check that we don't used sized deallocation with -fno-sized-deallocation or without C++14. // RUN: %clang_cc1 -std=c++11 %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s --check-prefix=CHECK-UNSIZED -// RUN: %clang_cc1 -std=c++14 %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s --check-prefix=CHECK-UNSIZED +// RUN: %clang_cc1 -std=c++14 %s -emit-llvm -triple x86_64-linux-gnu -fno-sized-deallocation -o - \ +// RUN: | FileCheck %s --check-prefix=CHECK-UNSIZED // CHECK-UNSIZED-NOT: _ZdlPvm // CHECK-UNSIZED-NOT: _ZdaPvm Index: clang/test/CXX/expr/expr.unary/expr.new/p14.cpp =================================================================== --- clang/test/CXX/expr/expr.unary/expr.new/p14.cpp +++ clang/test/CXX/expr/expr.unary/expr.new/p14.cpp @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -std=c++1z -fsized-deallocation -fexceptions %s -verify +// RUN: %clang_cc1 -std=c++1z -fexceptions %s -verify using size_t = decltype(sizeof(0)); namespace std { enum class align_val_t : size_t {}; } Index: clang/test/CXX/basic/basic.stc/basic.stc.dynamic/basic.stc.dynamic.deallocation/p2.cpp =================================================================== --- clang/test/CXX/basic/basic.stc/basic.stc.dynamic/basic.stc.dynamic.deallocation/p2.cpp +++ clang/test/CXX/basic/basic.stc/basic.stc.dynamic/basic.stc.dynamic.deallocation/p2.cpp @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -std=c++1z -fsized-deallocation -fexceptions -verify %s +// RUN: %clang_cc1 -std=c++1z -fexceptions -verify %s using size_t = decltype(sizeof(0)); Index: clang/test/Analysis/cxxnewexpr-callback.cpp =================================================================== --- clang/test/Analysis/cxxnewexpr-callback.cpp +++ clang/test/Analysis/cxxnewexpr-callback.cpp @@ -9,7 +9,7 @@ } // namespace std void *operator new(size_t size) { return std::malloc(size); } -void operator delete(void *ptr) { std::free(ptr); } +void operator delete(void *ptr, size_t size) { std::free(ptr); } struct S { S() {} @@ -49,7 +49,7 @@ // CHECK-NEXT: PostCall (operator delete) } -void operator delete(void *ptr) { +void operator delete(void *ptr, size_t size) { std::free(ptr); // CHECK-NO-INLINE-NEXT: PreCall (std::free) // CHECK-NO-INLINE-NEXT: PostCall (std::free) Index: clang/test/AST/ast-dump-stmt-json.cpp =================================================================== --- clang/test/AST/ast-dump-stmt-json.cpp +++ clang/test/AST/ast-dump-stmt-json.cpp @@ -994,7 +994,7 @@ // CHECK-NEXT: "kind": "FunctionDecl", // CHECK-NEXT: "name": "operator delete", // CHECK-NEXT: "type": { -// CHECK-NEXT: "qualType": "void (void *) noexcept" +// CHECK-NEXT: "qualType": "void (void *, unsigned long) noexcept" // CHECK-NEXT: } // CHECK-NEXT: }, // CHECK-NEXT: "inner": [ @@ -1369,7 +1369,7 @@ // CHECK-NEXT: "kind": "FunctionDecl", // CHECK-NEXT: "name": "operator delete", // CHECK-NEXT: "type": { -// CHECK-NEXT: "qualType": "void (void *) noexcept" +// CHECK-NEXT: "qualType": "void (void *, unsigned long) noexcept" // CHECK-NEXT: } // CHECK-NEXT: }, // CHECK-NEXT: "inner": [ @@ -1722,7 +1722,6 @@ // CHECK-NEXT: "end": {} // CHECK-NEXT: }, // CHECK-NEXT: "isImplicit": true, -// CHECK-NEXT: "isUsed": true, // CHECK-NEXT: "name": "operator delete", // CHECK-NEXT: "mangledName": "_ZdlPv", // CHECK-NEXT: "type": { @@ -1810,6 +1809,126 @@ // CHECK-NEXT: } +// CHECK-NOT: {{^}}Dumping +// CHECK: "kind": "FunctionDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "isUsed": true, +// CHECK-NEXT: "name": "operator delete", +// CHECK-NEXT: "mangledName": "_ZdlPvm", +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void (void *, unsigned long) noexcept" +// CHECK-NEXT: }, +// CHECK-NEXT: "inner": [ +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void *" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "unsigned long" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "VisibilityAttr", +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "implicit": true, +// CHECK-NEXT: "visibility": "default" +// CHECK-NEXT: } +// CHECK-NEXT: ] +// CHECK-NEXT: } + +// CHECK-NOT: {{^}}Dumping +// CHECK: "kind": "FunctionDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "name": "operator delete", +// CHECK-NEXT: "mangledName": "_ZdlPvmSt11align_val_t", +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void (void *, unsigned long, std::align_val_t) noexcept" +// CHECK-NEXT: }, +// CHECK-NEXT: "inner": [ +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void *" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "unsigned long" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "std::align_val_t" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "VisibilityAttr", +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "implicit": true, +// CHECK-NEXT: "visibility": "default" +// CHECK-NEXT: } +// CHECK-NEXT: ] +// CHECK-NEXT: } + // CHECK-NOT: {{^}}Dumping // CHECK: "kind": "FunctionDecl", // CHECK-NEXT: "loc": {}, @@ -1906,6 +2025,125 @@ // CHECK-NEXT: } +// CHECK-NOT: {{^}}Dumping +// CHECK: "kind": "FunctionDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "name": "operator delete[]", +// CHECK-NEXT: "mangledName": "_ZdaPvm", +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void (void *, unsigned long) noexcept" +// CHECK-NEXT: }, +// CHECK-NEXT: "inner": [ +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void *" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "unsigned long" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "VisibilityAttr", +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "implicit": true, +// CHECK-NEXT: "visibility": "default" +// CHECK-NEXT: } +// CHECK-NEXT: ] +// CHECK-NEXT: } + +// CHECK-NOT: {{^}}Dumping +// CHECK: "kind": "FunctionDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "name": "operator delete[]", +// CHECK-NEXT: "mangledName": "_ZdaPvmSt11align_val_t", +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void (void *, unsigned long, std::align_val_t) noexcept" +// CHECK-NEXT: }, +// CHECK-NEXT: "inner": [ +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "void *" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "unsigned long" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "ParmVarDecl", +// CHECK-NEXT: "loc": {}, +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "isImplicit": true, +// CHECK-NEXT: "type": { +// CHECK-NEXT: "qualType": "std::align_val_t" +// CHECK-NEXT: } +// CHECK-NEXT: }, +// CHECK-NEXT: { +// CHECK-NEXT: "id": "0x{{.*}}", +// CHECK-NEXT: "kind": "VisibilityAttr", +// CHECK-NEXT: "range": { +// CHECK-NEXT: "begin": {}, +// CHECK-NEXT: "end": {} +// CHECK-NEXT: }, +// CHECK-NEXT: "implicit": true, +// CHECK-NEXT: "visibility": "default" +// CHECK-NEXT: } +// CHECK-NEXT: ] +// CHECK-NEXT: } + // CHECK-NOT: {{^}}Dumping // CHECK: "kind": "FunctionTemplateDecl", // CHECK-NEXT: "loc": { Index: clang/test/AST/ast-dump-expr.cpp =================================================================== --- clang/test/AST/ast-dump-expr.cpp +++ clang/test/AST/ast-dump-expr.cpp @@ -164,7 +164,7 @@ // CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:8> 'int *' lvalue ParmVar 0x{{[^ ]*}} 'p' 'int *' ::delete p; - // CHECK: CXXDeleteExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:12> 'void' global Function 0x{{[^ ]*}} 'operator delete' 'void (void *) noexcept' + // CHECK: CXXDeleteExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:12> 'void' global Function 0x{{[^ ]*}} 'operator delete' 'void (void *, unsigned long) noexcept' // CHECK-NEXT: ImplicitCastExpr // CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'int *' lvalue ParmVar 0x{{[^ ]*}} 'p' 'int *' Index: clang/test/AST/ast-dump-expr-json.cpp =================================================================== --- clang/test/AST/ast-dump-expr-json.cpp +++ clang/test/AST/ast-dump-expr-json.cpp @@ -2338,7 +2338,7 @@ // CHECK-NEXT: "kind": "FunctionDecl", // CHECK-NEXT: "name": "operator delete", // CHECK-NEXT: "type": { -// CHECK-NEXT: "qualType": "void (void *) noexcept" +// CHECK-NEXT: "qualType": "void (void *, unsigned long) noexcept" // CHECK-NEXT: } // CHECK-NEXT: }, // CHECK-NEXT: "inner": [ Index: clang/lib/Driver/ToolChains/ZOS.cpp =================================================================== --- clang/lib/Driver/ToolChains/ZOS.cpp +++ clang/lib/Driver/ToolChains/ZOS.cpp @@ -36,6 +36,12 @@ if (!DriverArgs.hasArgNoClaim(options::OPT_faligned_allocation, options::OPT_fno_aligned_allocation)) CC1Args.push_back("-faligned-alloc-unavailable"); + + // Pass "-fno-sized-deallocation" only when the user hasn't manually enabled + // or disabled sized deallocations. + if (!DriverArgs.hasArgNoClaim(options::OPT_fsized_deallocation, + options::OPT_fno_sized_deallocation)) + CC1Args.push_back("-fno-sized-deallocation"); } void zos::Assembler::ConstructJob(Compilation &C, const JobAction &JA, Index: clang/lib/Driver/ToolChains/Darwin.h =================================================================== --- clang/lib/Driver/ToolChains/Darwin.h +++ clang/lib/Driver/ToolChains/Darwin.h @@ -499,6 +499,10 @@ /// targeting. bool isAlignedAllocationUnavailable() const; + /// Return true if c++14 sized deallocation functions are not implemented in + /// the c++ standard library of the deployment target we are targeting. + bool isSizedDeallocationUnavailable() const; + void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, Action::OffloadKind DeviceOffloadKind) const override; Index: clang/lib/Driver/ToolChains/Darwin.cpp =================================================================== --- clang/lib/Driver/ToolChains/Darwin.cpp +++ clang/lib/Driver/ToolChains/Darwin.cpp @@ -12,6 +12,7 @@ #include "CommonArgs.h" #include "clang/Basic/AlignedAllocation.h" #include "clang/Basic/ObjCRuntime.h" +#include "clang/Basic/SizedDeallocation.h" #include "clang/Config/config.h" #include "clang/Driver/Compilation.h" #include "clang/Driver/Driver.h" @@ -2846,9 +2847,34 @@ return TargetVersion < alignedAllocMinVersion(OS); } -void Darwin::addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, - llvm::opt::ArgStringList &CC1Args, - Action::OffloadKind DeviceOffloadKind) const { +bool Darwin::isSizedDeallocationUnavailable() const { + llvm::Triple::OSType OS; + + if (isTargetMacCatalyst()) + return TargetVersion < sizedDeallocMinVersion(llvm::Triple::MacOSX); + switch (TargetPlatform) { + case MacOS: // Earlier than 10.12. + OS = llvm::Triple::MacOSX; + break; + case IPhoneOS: + OS = llvm::Triple::IOS; + break; + case TvOS: // Earlier than 10.0. + OS = llvm::Triple::TvOS; + break; + case WatchOS: // Earlier than 3.0. + OS = llvm::Triple::WatchOS; + break; + case DriverKit: // Always available. + return false; + } + + return TargetVersion < sizedDeallocMinVersion(OS); +} + +void Darwin::addClangTargetOptions( + const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, + Action::OffloadKind DeviceOffloadKind) const { // Pass "-faligned-alloc-unavailable" only when the user hasn't manually // enabled or disabled aligned allocations. if (!DriverArgs.hasArgNoClaim(options::OPT_faligned_allocation, @@ -2856,6 +2882,13 @@ isAlignedAllocationUnavailable()) CC1Args.push_back("-faligned-alloc-unavailable"); + // Pass "-fno-sized-deallocation" only when the user hasn't manually enabled + // or disabled sized deallocations. + if (!DriverArgs.hasArgNoClaim(options::OPT_fsized_deallocation, + options::OPT_fno_sized_deallocation) && + isSizedDeallocationUnavailable()) + CC1Args.push_back("-fno-sized-deallocation"); + addClangCC1ASTargetOptions(DriverArgs, CC1Args); // Enable compatibility mode for NSItemProviderCompletionHandler in Index: clang/lib/Driver/ToolChains/Clang.cpp =================================================================== --- clang/lib/Driver/ToolChains/Clang.cpp +++ clang/lib/Driver/ToolChains/Clang.cpp @@ -6901,8 +6901,8 @@ Args.addOptInFlag(CmdArgs, options::OPT_frelaxed_template_template_args, options::OPT_fno_relaxed_template_template_args); - // -fsized-deallocation is off by default, as it is an ABI-breaking change for - // most platforms. + // -fsized-deallocation is on by default in C++14 onwards and otherwise off + // by default. Args.addOptInFlag(CmdArgs, options::OPT_fsized_deallocation, options::OPT_fno_sized_deallocation); Index: clang/include/clang/Driver/Options.td =================================================================== --- clang/include/clang/Driver/Options.td +++ clang/include/clang/Driver/Options.td @@ -564,6 +564,7 @@ // Key paths that are constant during parsing of options with the same key path prefix. defvar cplusplus = LangOpts<"CPlusPlus">; defvar cpp11 = LangOpts<"CPlusPlus11">; +defvar cpp14 = LangOpts<"CPlusPlus14">; defvar cpp17 = LangOpts<"CPlusPlus17">; defvar cpp20 = LangOpts<"CPlusPlus20">; defvar c99 = LangOpts<"C99">; @@ -3136,10 +3137,10 @@ "Enable C++17 relaxed template template argument matching">, NegFlag<SetFalse>>; defm sized_deallocation : BoolFOption<"sized-deallocation", - LangOpts<"SizedDeallocation">, DefaultFalse, + LangOpts<"SizedDeallocation">, Default<cpp14.KeyPath>, PosFlag<SetTrue, [], [ClangOption, CC1Option], "Enable C++14 sized global deallocation functions">, - NegFlag<SetFalse>>; + NegFlag<SetFalse>, BothFlags<[], [ClangOption, CC1Option]>>; defm aligned_allocation : BoolFOption<"aligned-allocation", LangOpts<"AlignedAllocation">, Default<cpp17.KeyPath>, PosFlag<SetTrue, [], [ClangOption], "Enable C++17 aligned allocation functions">, Index: clang/include/clang/Basic/SizedDeallocation.h =================================================================== --- /dev/null +++ clang/include/clang/Basic/SizedDeallocation.h @@ -0,0 +1,44 @@ +//===------- SizedDellocation.h - Sized Deallocation ------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +/// +/// \file +/// Defines a function that returns the minimum OS versions supporting +/// C++14's sized deallocation functions. +/// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CLANG_BASIC_SIZEDDEALLOCATION_H +#define LLVM_CLANG_BASIC_SIZEDDEALLOCATION_H + +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/VersionTuple.h" +#include "llvm/TargetParser/Triple.h" + +namespace clang { +inline llvm::VersionTuple sizedDeallocMinVersion(llvm::Triple::OSType OS) { + switch (OS) { + default: + break; + case llvm::Triple::Darwin: + case llvm::Triple::MacOSX: // Earliest supporting version is 10.12. + return llvm::VersionTuple(10U, 12U); + case llvm::Triple::IOS: + case llvm::Triple::TvOS: // Earliest supporting version is 10.0.0. + return llvm::VersionTuple(10U); + case llvm::Triple::WatchOS: // Earliest supporting version is 3.0.0. + return llvm::VersionTuple(3U); + case llvm::Triple::ZOS: + return llvm::VersionTuple(); // All z/OS versions have no support. + } + + llvm_unreachable("Unexpected OS"); +} + +} // end namespace clang + +#endif // LLVM_CLANG_BASIC_SIZEDDEALLOCATION_H Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -59,6 +59,10 @@ C++ Language Changes -------------------- +C++14 Feature Support +^^^^^^^^^^^^^^^^^^^^^ +- Sized deallocation is enabled by default in C++14 onwards. + C++20 Feature Support ^^^^^^^^^^^^^^^^^^^^^ Index: clang-tools-extra/test/clang-tidy/checkers/misc/new-delete-overloads.cpp =================================================================== --- clang-tools-extra/test/clang-tidy/checkers/misc/new-delete-overloads.cpp +++ clang-tools-extra/test/clang-tidy/checkers/misc/new-delete-overloads.cpp @@ -12,16 +12,6 @@ // CHECK-MESSAGES: :[[@LINE+1]]:7: warning: declaration of 'operator new' has no matching declaration of 'operator delete' at the same scope void *operator new(size_t size) noexcept(false); -struct T { - // Sized deallocations are not enabled by default, and so this new/delete pair - // does not match. However, we expect only one warning, for the new, because - // the operator delete is a placement delete and we do not warn on mismatching - // placement operations. - // CHECK-MESSAGES: :[[@LINE+1]]:9: warning: declaration of 'operator new' has no matching declaration of 'operator delete' at the same scope - void *operator new(size_t size) noexcept; - void operator delete(void *ptr, size_t) noexcept; // ok only if sized deallocation is enabled -}; - struct U { void *operator new(size_t size) noexcept; void operator delete(void *ptr) noexcept; Index: clang-tools-extra/clangd/unittests/FindTargetTests.cpp =================================================================== --- clang-tools-extra/clangd/unittests/FindTargetTests.cpp +++ clang-tools-extra/clangd/unittests/FindTargetTests.cpp @@ -812,7 +812,9 @@ [[delete]] x; } )cpp"; - EXPECT_DECLS("CXXDeleteExpr", "void operator delete(void *) noexcept"); + // Sized deallocation is enabled by default in C++14 onwards. + EXPECT_DECLS("CXXDeleteExpr", + "void operator delete(void *, unsigned long) noexcept"); } TEST_F(TargetDeclTest, DependentExprs) {
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