xref: /llvm-project/clang/test/SemaCXX/warn-once-on-unknown-attr.cpp (revision f9c2f821d71b7bbb2544a489b7798bd173ea8907) 
1 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
2 // RUN: %clang_cc1 -fsyntax-only -verify -std=c2x -x c %s
foo()3 void foo() {
4   int [[attr]] i;             // expected-warning {{unknown attribute 'attr' ignored}}
5   (void)sizeof(int [[attr]]); // expected-warning {{unknown attribute 'attr' ignored}}
6 }
7 
bar()8 void bar() {
9   [[attr]];       // expected-warning {{unknown attribute 'attr' ignored}}
10   [[attr]] int i; // expected-warning {{unknown attribute 'attr' ignored}}
11 }
12