Vendor import of clang trunk r256633:vendor/clang/clang-trunk-r256633

https://llvm.org/svn/llvm-project/cfe/trunk@256633

1 files changed, 14 insertions, 0 deletions

diff --git a/test/Sema/attr-notail.c b/test/Sema/attr-notail.c
new file mode 100644
index 000000000000..4d05fcf6f2c0
--- /dev/null
+++ b/test/Sema/attr-notail.c
@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+int callee0() __attribute__((not_tail_called,always_inline)); // expected-error{{'not_tail_called' and 'always_inline' attributes are not compatible}} \
+// expected-note{{conflicting attribute is here}}
+int callee1() __attribute__((always_inline,not_tail_called)); // expected-error{{'always_inline' and 'not_tail_called' attributes are not compatible}} \
+// expected-note{{conflicting attribute is here}}
+
+int foo(int a) {
+  return a ? callee0() : callee1();
+}
+
+int g0 __attribute__((not_tail_called)); // expected-warning {{'not_tail_called' attribute only applies to functions}}
+
+int foo2(int a) __attribute__((not_tail_called("abc"))); // expected-error {{'not_tail_called' attribute takes no arguments}}