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-rw-r--r--clang/test/Sema/attr-returns-twice.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/test/Sema/attr-returns-twice.c b/clang/test/Sema/attr-returns-twice.c
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+++ b/clang/test/Sema/attr-returns-twice.c
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+// RUN: %clang_cc1 %s -verify -fsyntax-only
+
+int a __attribute__((returns_twice)); // expected-warning {{'returns_twice' attribute only applies to functions}}
+
+__attribute__((returns_twice)) void t0(void) {
+}
+
+void t1() __attribute__((returns_twice));
+
+void t2() __attribute__((returns_twice(2))); // expected-error {{attribute takes no arguments}}
+
+typedef void (*t3)(void) __attribute__((returns_twice)); // expected-warning {{'returns_twice' attribute only applies to functions}}