[Mesa-dev] [PATCH] Remove -ffast-math from default CFLAGS

Matt Turner mattst88 at gmail.com
Wed Jan 11 16:04:43 PST 2012


Fixes glsl-const-folding-01. inversesqrt(1.0) != 1.0 was evaluating as
true.

Signed-off-by: Matt Turner <mattst88 at gmail.com>
---
I think softpipe also had some problems recently due to -ffast-math?

 configure.ac |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 3f8b6b6..7461f28 100644
--- a/configure.ac
+++ b/configure.ac
@@ -168,9 +168,6 @@ esac
 dnl Add flags for gcc and g++
 if test "x$GCC" = xyes; then
     CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -std=c99"
-    if test "x$CLANG" = "xno"; then
-       CFLAGS="$CFLAGS -ffast-math"
-    fi
 
     # Enable -fvisibility=hidden if using a gcc that supports it
     save_CFLAGS="$CFLAGS"
-- 
1.7.3.4



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