Mesa (master): util: Use GCC atomic bultins on GCC 4.1 and higher only.

Ian Romanick idr at kemper.freedesktop.org
Sun Apr 4 16:56:25 PDT 2010


Module: Mesa
Branch: master
Commit: 930838efcdac04dd0a0c7ee0375364548a0efe8c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=930838efcdac04dd0a0c7ee0375364548a0efe8c

Author: Vinson Lee <vlee at vmware.com>
Date:   Sat Apr  3 12:14:21 2010 -0700

util: Use GCC atomic bultins on GCC 4.1 and higher only.

---

 src/gallium/auxiliary/util/u_atomic.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/auxiliary/util/u_atomic.h b/src/gallium/auxiliary/util/u_atomic.h
index 3c42477..a156823 100644
--- a/src/gallium/auxiliary/util/u_atomic.h
+++ b/src/gallium/auxiliary/util/u_atomic.h
@@ -29,7 +29,7 @@
 #define PIPE_ATOMIC_ASM_MSVC_X86                
 #elif (defined(PIPE_CC_GCC) && defined(PIPE_ARCH_X86))
 #define PIPE_ATOMIC_ASM_GCC_X86
-#elif defined(PIPE_CC_GCC)
+#elif defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 401)
 #define PIPE_ATOMIC_GCC_INTRINSIC
 #else
 #error "Unsupported platform"



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