[Piglit] [PATCH 2/5] Add noreturn attribute on clang

[Jan Vesely]

Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
---

Clang also defines __GNUC__, but it feels better not to rely on it

 tests/util/piglit-util.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/util/piglit-util.h b/tests/util/piglit-util.h
index af9fb97..e869dc2 100755
--- a/tests/util/piglit-util.h
+++ b/tests/util/piglit-util.h
@@ -53,6 +53,10 @@ extern "C" {
 
 #include "piglit-log.h"
 
+#ifndef __has_attribute
+#define __has_attribute(x) 0
+#endif
+
 #if defined(_MSC_VER)
 
 /* windows.h won't define min/max macros if NOMINMAX is defined, however
@@ -78,7 +82,7 @@ extern "C" {
 #define PRINTFLIKE(f, a)
 #endif
 
-#if defined(__GNUC__)
+#if defined(__GNUC__) || __has_attribute(noreturn)
 #define NORETURN __attribute__((noreturn))
 #elif defined(_MSC_VER)
 #define NORETURN __declspec(noreturn)
-- 
1.9.3