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Subject[PATCH 02/11] Disable initialized_var for clang
Date
From: Andi Kleen <ak@linux.intel.com>

LLVM clang doesn't understand uninitialized_var and always throws a
warning. Disable the macro for this case.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
include/linux/compiler-gcc.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 24545cd..fa93722 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -110,6 +110,10 @@
* A trick to suppress uninitialized variable warning without generating any
* code
*/
+#ifdef __clang__
+#define uninitialized_var(x) x
+#else
#define uninitialized_var(x) x = x
+#endif

#define __always_inline inline __attribute__((always_inline))
--
1.8.3.1


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