diff --git a/clang/lib/Sema/SemaAttr.cpp b/clang/lib/Sema/SemaAttr.cpp index 479f47962a7c3..44485e71d57a0 100644 --- a/clang/lib/Sema/SemaAttr.cpp +++ b/clang/lib/Sema/SemaAttr.cpp @@ -1310,6 +1310,8 @@ void Sema::AddOptnoneAttributeIfNoConflicts(FunctionDecl *FD, } void Sema::AddImplicitMSFunctionNoBuiltinAttr(FunctionDecl *FD) { + if (FD->isDeleted() || FD->isDefaulted()) + return; SmallVector V(MSFunctionNoBuiltins.begin(), MSFunctionNoBuiltins.end()); if (!MSFunctionNoBuiltins.empty()) diff --git a/clang/test/SemaCXX/msvc-pragma-function-no-builtin-attr.cpp b/clang/test/SemaCXX/msvc-pragma-function-no-builtin-attr.cpp new file mode 100644 index 0000000000000..cd2ac7d1edbef --- /dev/null +++ b/clang/test/SemaCXX/msvc-pragma-function-no-builtin-attr.cpp @@ -0,0 +1,32 @@ +// RUN: %clang_cl -fms-compatibility -Xclang -ast-dump -fsyntax-only %s | FileCheck %s + +extern "C" __inline float __cdecl fabsf( float _X); +// CHECK: FunctionDecl {{.*}} fabsf +#pragma function(fabsf) + __inline float __cdecl fabsf( float _X) +{ + return 0; +} +// CHECK: FunctionDecl {{.*}} fabsf +// CHECK: NoBuiltinAttr {{.*}} <> Implicit fabsf + +int bar() { + return 0; +} +// CHECK: FunctionDecl {{.*}} bar +// CHECK: NoBuiltinAttr {{.*}} <> Implicit fabsf + +struct A { + int foo() = delete; + // CHECK: CXXMethodDecl {{.*}} foo 'int ()' delete + // CHECK-NOT: NoBuiltinAttr + A() = default; + // CHECK: CXXConstructorDecl {{.*}} A 'void ()' default + // CHECK-NOT: NoBuiltinAttr +}; + +int main() { + return 0; +} +// CHECK: FunctionDecl {{.*}} main +// CHECK: NoBuiltinAttr {{.*}} <> Implicit fabsf