Warn when attribute 'optnone' conflicts with attributes on a

different declaration of the same function.

llvm-svn: 224256

1 files changed, 18 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/attr-optnone.cpp b/clang/test/SemaCXX/attr-optnone.cpp
index e2fce8e2394..89ef6c57953 100644
--- a/clang/test/SemaCXX/attr-optnone.cpp
+++ b/clang/test/SemaCXX/attr-optnone.cpp
@@ -6,9 +6,27 @@ int bar() __attribute__((optnone)) __attribute__((noinline));
 int baz() __attribute__((always_inline)) __attribute__((optnone)); // expected-error{{'always_inline' and 'optnone' attributes are not compatible}}
 int quz() __attribute__((optnone)) __attribute__((always_inline)); // expected-error{{'optnone' and 'always_inline' attributes are not compatible}}
 
+__attribute__((always_inline)) int baz1(); // expected-warning{{'always_inline' attribute ignored}}
+__attribute__((optnone)) int baz1() { return 1; } // expected-note{{conflicting attribute is here}}
+
+__attribute__((optnone)) int quz1(); // expected-note{{conflicting attribute is here}}
+__attribute__((always_inline)) int quz1() { return 1; } // expected-warning{{'always_inline' attribute ignored}}
+
 int bay() __attribute__((minsize)) __attribute__((optnone)); // expected-error{{'minsize' and 'optnone' attributes are not compatible}}
 int quy() __attribute__((optnone)) __attribute__((minsize)); // expected-error{{'optnone' and 'minsize' attributes are not compatible}}
 
+__attribute__((minsize)) int bay1(); // expected-warning{{'minsize' attribute ignored}}
+__attribute__((optnone)) int bay1() { return 1; } // expected-note{{conflicting attribute is here}}
+
+__attribute__((optnone)) int quy1(); // expected-note{{conflicting attribute is here}}
+__attribute__((minsize)) int quy1() { return 1; } // expected-warning{{'minsize' attribute ignored}}
+
+__attribute__((always_inline)) // expected-warning{{'always_inline' attribute ignored}}
+  __attribute__((minsize)) // expected-warning{{'minsize' attribute ignored}}
+void bay2();
+__attribute__((optnone)) // expected-note 2 {{conflicting}}
+void bay2() {}
+
 __forceinline __attribute__((optnone)) int bax(); // expected-error{{'__forceinline' and 'optnone' attributes are not compatible}}
 __attribute__((optnone)) __forceinline int qux(); // expected-error{{'optnone' and '__forceinline' attributes are not compatible}}