Mesa (master): u_math.h: fix 64 to 32 bit truncation warning

[Emil Velikov]

Module: Mesa
Branch: master
Commit: 23080e49c4e209101602ec0630923bc1c7c29689
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=23080e49c4e209101602ec0630923bc1c7c29689

Author: Alon Levy <alevy at redhat.com>
Date:   Wed Jul 23 00:07:03 2014 +0300

u_math.h: fix 64 to 32 bit truncation warning

Signed-off-by: Alon Levy <alevy at redhat.com>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/gallium/auxiliary/util/u_math.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index f95c111..0113fb1 100644
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -799,7 +799,7 @@ util_bswap64(uint64_t n)
 #if defined(HAVE___BUILTIN_BSWAP64)
    return __builtin_bswap64(n);
 #else
-   return ((uint64_t)util_bswap32(n) << 32) |
+   return ((uint64_t)util_bswap32((uint32_t)n) << 32) |
           util_bswap32((n >> 32));
 #endif
 }