Author: Kamlesh Kumar Date: 2019-12-20T14:42:37-05:00 New Revision: 304d1304b7bac190b6c9733eb07be284bfc17030
URL: https://github.com/llvm/llvm-project/commit/304d1304b7bac190b6c9733eb07be284bfc17030 DIFF: https://github.com/llvm/llvm-project/commit/304d1304b7bac190b6c9733eb07be284bfc17030.diff LOG: Apply the alignment specifier attribute to anonymous unions and structs. Added: clang/test/AST/pr43983.cpp Modified: clang/lib/Sema/SemaDecl.cpp Removed: ################################################################################ diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index 715e8757d43f..8f68be716bd3 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -5025,6 +5025,8 @@ Decl *Sema::BuildAnonymousStructOrUnion(Scope *S, DeclSpec &DS, /*BitWidth=*/nullptr, /*Mutable=*/false, /*InitStyle=*/ICIS_NoInit); Anon->setAccess(AS); + ProcessDeclAttributes(S, Anon, Dc); + if (getLangOpts().CPlusPlus) FieldCollector->Add(cast<FieldDecl>(Anon)); } else { @@ -5038,6 +5040,7 @@ Decl *Sema::BuildAnonymousStructOrUnion(Scope *S, DeclSpec &DS, SC = SC_None; } + assert(DS.getAttributes().empty() && "No attribute expected"); Anon = VarDecl::Create(Context, Owner, DS.getBeginLoc(), Record->getLocation(), /*IdentifierInfo=*/nullptr, Context.getTypeDeclType(Record), TInfo, SC); diff --git a/clang/test/AST/pr43983.cpp b/clang/test/AST/pr43983.cpp new file mode 100644 index 000000000000..0f4f596361aa --- /dev/null +++ b/clang/test/AST/pr43983.cpp @@ -0,0 +1,7 @@ +// RUN: %clang_cc1 -fsyntax-only %s -ast-dump | FileCheck %s + +struct B { _Alignas(64) struct { int b; }; }; + +// CHECK: AlignedAttr {{.*}} _Alignas +// CHECK: ConstantExpr {{.*}} 64 +// CHECK: IntegerLiteral {{.*}} 64 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits