HerrCai0907 updated this revision to Diff 520496.
HerrCai0907 marked 2 inline comments as done.
HerrCai0907 added a comment.
use 1 replace 0 as length
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D149612/new/
https://reviews.llvm.org/D149612
Files:
clang/docs/ReleaseNotes.rst
clang/lib/Sema/SemaType.cpp
clang/test/AST/ast-dump-types-errors-json.cpp
clang/test/AST/ast-dump-types-errors.cpp
clang/test/Sema/merge-decls.c
Index: clang/test/Sema/merge-decls.c
===================================================================
--- clang/test/Sema/merge-decls.c
+++ clang/test/Sema/merge-decls.c
@@ -91,3 +91,7 @@
int x[5];
test7_f(&x); // expected-warning {{incompatible pointer types passing 'int (*)[5]' to parameter of type 'int (*)[10]}}
}
+
+char d;
+char x[sizeof(d.data) == 8]; // expected-error {{member reference base type 'char' is not a structure or union}}
+char x[sizeof(d.data) == 4]; // expected-error {{member reference base type 'char' is not a structure or union}}
Index: clang/test/AST/ast-dump-types-errors.cpp
===================================================================
--- clang/test/AST/ast-dump-types-errors.cpp
+++ clang/test/AST/ast-dump-types-errors.cpp
@@ -2,5 +2,5 @@
void test() {
using ContainsErrors = int[sizeof(undef())];
- // CHECK: DependentSizedArrayType {{.*}} contains-errors dependent
+ // CHECK: ConstantArrayType {{.*}} 'int[1]' contains-errors dependent 1
}
Index: clang/test/AST/ast-dump-types-errors-json.cpp
===================================================================
--- clang/test/AST/ast-dump-types-errors-json.cpp
+++ clang/test/AST/ast-dump-types-errors-json.cpp
@@ -24,18 +24,19 @@
// CHECK-NEXT: },
// CHECK-NEXT: "name": "TestContainsErrors",
// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "int[sizeof (<recovery-expr>(undef))]"
+// CHECK-NEXT: "qualType": "int[1]"
// CHECK-NEXT: },
// CHECK-NEXT: "inner": [
// CHECK-NEXT: {
// CHECK-NEXT: "id": "0x{{.*}}",
-// CHECK-NEXT: "kind": "DependentSizedArrayType",
+// CHECK-NEXT: "kind": "ConstantArrayType",
// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "int[sizeof (<recovery-expr>(undef))]"
+// CHECK-NEXT: "qualType": "int[1]"
// CHECK-NEXT: },
// CHECK-NEXT: "containsErrors": true,
// CHECK-NEXT: "isDependent": true,
// CHECK-NEXT: "isInstantiationDependent": true,
+// CHECK-NEXT: "size": 1,
// CHECK-NEXT: "inner": [
// CHECK-NEXT: {
// CHECK-NEXT: "id": "0x{{.*}}",
@@ -43,96 +44,6 @@
// CHECK-NEXT: "type": {
// CHECK-NEXT: "qualType": "int"
// CHECK-NEXT: }
-// CHECK-NEXT: },
-// CHECK-NEXT: {
-// CHECK-NEXT: "id": "0x{{.*}}",
-// CHECK-NEXT: "kind": "UnaryExprOrTypeTraitExpr",
-// CHECK-NEXT: "range": {
-// CHECK-NEXT: "begin": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 32,
-// CHECK-NEXT: "tokLen": 6
-// CHECK-NEXT: },
-// CHECK-NEXT: "end": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 46,
-// CHECK-NEXT: "tokLen": 1
-// CHECK-NEXT: }
-// CHECK-NEXT: },
-// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "unsigned long"
-// CHECK-NEXT: },
-// CHECK-NEXT: "valueCategory": "prvalue",
-// CHECK-NEXT: "name": "sizeof",
-// CHECK-NEXT: "inner": [
-// CHECK-NEXT: {
-// CHECK-NEXT: "id": "0x{{.*}}",
-// CHECK-NEXT: "kind": "ParenExpr",
-// CHECK-NEXT: "range": {
-// CHECK-NEXT: "begin": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 38,
-// CHECK-NEXT: "tokLen": 1
-// CHECK-NEXT: },
-// CHECK-NEXT: "end": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 46,
-// CHECK-NEXT: "tokLen": 1
-// CHECK-NEXT: }
-// CHECK-NEXT: },
-// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "<dependent type>"
-// CHECK-NEXT: },
-// CHECK-NEXT: "valueCategory": "lvalue",
-// CHECK-NEXT: "inner": [
-// CHECK-NEXT: {
-// CHECK-NEXT: "id": "0x{{.*}}",
-// CHECK-NEXT: "kind": "RecoveryExpr",
-// CHECK-NEXT: "range": {
-// CHECK-NEXT: "begin": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 39,
-// CHECK-NEXT: "tokLen": 5
-// CHECK-NEXT: },
-// CHECK-NEXT: "end": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 45,
-// CHECK-NEXT: "tokLen": 1
-// CHECK-NEXT: }
-// CHECK-NEXT: },
-// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "<dependent type>"
-// CHECK-NEXT: },
-// CHECK-NEXT: "valueCategory": "lvalue",
-// CHECK-NEXT: "inner": [
-// CHECK-NEXT: {
-// CHECK-NEXT: "id": "0x{{.*}}",
-// CHECK-NEXT: "kind": "UnresolvedLookupExpr",
-// CHECK-NEXT: "range": {
-// CHECK-NEXT: "begin": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 39,
-// CHECK-NEXT: "tokLen": 5
-// CHECK-NEXT: },
-// CHECK-NEXT: "end": {
-// CHECK-NEXT: "offset": {{[0-9]+}},
-// CHECK-NEXT: "col": 39,
-// CHECK-NEXT: "tokLen": 5
-// CHECK-NEXT: }
-// CHECK-NEXT: },
-// CHECK-NEXT: "type": {
-// CHECK-NEXT: "qualType": "<overloaded function type>"
-// CHECK-NEXT: },
-// CHECK-NEXT: "valueCategory": "lvalue",
-// CHECK-NEXT: "usesADL": true,
-// CHECK-NEXT: "name": "undef",
-// CHECK-NEXT: "lookups": []
-// CHECK-NEXT: }
-// CHECK-NEXT: ]
-// CHECK-NEXT: }
-// CHECK-NEXT: ]
-// CHECK-NEXT: }
-// CHECK-NEXT: ]
// CHECK-NEXT: }
// CHECK-NEXT: ]
// CHECK-NEXT: }
Index: clang/lib/Sema/SemaType.cpp
===================================================================
--- clang/lib/Sema/SemaType.cpp
+++ clang/lib/Sema/SemaType.cpp
@@ -2578,6 +2578,9 @@
} else {
T = Context.getIncompleteArrayType(T, ASM, Quals);
}
+ } else if (ArraySize->containsErrors()) {
+ ConstVal = 1U;
+ T = Context.getConstantArrayType(T, ConstVal, ArraySize, ASM, Quals);
} else if (ArraySize->isTypeDependent() || ArraySize->isValueDependent()) {
T = Context.getDependentSizedArrayType(T, ArraySize, ASM, Quals, Brackets);
} else {
Index: clang/docs/ReleaseNotes.rst
===================================================================
--- clang/docs/ReleaseNotes.rst
+++ clang/docs/ReleaseNotes.rst
@@ -369,6 +369,8 @@
(`#62207 <https://github.com/llvm/llvm-project/issues/62207>`_)
- Fix lambdas and other anonymous function names not respecting ``-fdebug-prefix-map``
(`#62192 <https://github.com/llvm/llvm-project/issues/62192>`_)
+- Fix crash when redefine variant with invalid type as another invalid type.
+ (`#62447 <https://github.com/llvm/llvm-project/issues/62447>`_)
Bug Fixes to Compiler Builtins
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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