Enable -ffast-math

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/Makefile b/Makefile
index 743350460dc23ac0c6ace443ddbaf43f84d271f8..ba8b997b88ad8f5622e8ca0deb128d010defde6b 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ CC ?= gcc
 DEBUGFLAGS = -D_FORTIFY_SOURCE=2 -DFIO_INC_DEBUG
 CPPFLAGS= -D_GNU_SOURCE -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 \
        $(DEBUGFLAGS)
-OPTFLAGS= -O3 -g $(EXTFLAGS)
+OPTFLAGS= -O3 -g -ffast-math $(EXTFLAGS)
 CFLAGS = -std=gnu99 -Wwrite-strings -Wall $(OPTFLAGS)
 LIBS   = -lm $(EXTLIBS)
 PROGS  = fio