[Pixman] [PATCH] Fix a false-negative in MMX check
Jeremy Huddleston
jeremyhu at apple.com
Wed Mar 14 10:26:18 PDT 2012
Silence warnings that could make -Werror give a false negative
Use signed char to avoid cases where int8_t isn't declared
Reported-by: Mike Lothian <mike at fireburn.co.uk>
Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>
---
configure.ac | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/configure.ac b/configure.ac
index a920be2..d51f904 100644
--- a/configure.ac
+++ b/configure.ac
@@ -298,12 +298,12 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
int main () {
__m64 v = _mm_cvtsi32_si64 (1);
__m64 w;
- int8_t x;
+ signed char x = 0;
/* Some versions of clang will choke on K */
asm ("pshufw %2, %1, %0\n\t"
- : "=y" (v)
- : "y" (w), "K" (x)
+ : "=y" (w)
+ : "y" (v), "K" (x)
);
return _mm_cvtsi64_si32 (v);
--
1.7.9.2
More information about the Pixman
mailing list