Use -O3 instead of -fast for Linux icc

Reported by Heinz and confirmed by Joona to increase
the speed of 6% !

No change for icc on OSX

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

diff --git a/src/Makefile b/src/Makefile
index c836fd4..ad36115 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -278,10 +278,10 @@ ifeq ($(optimize),yes)
        endif
 
        ifeq ($(comp),icc)
-               CXXFLAGS += -fast
-
                ifeq ($(os),osx)
-                       CXXFLAGS += -mdynamic-no-pic
+                       CXXFLAGS += -fast -mdynamic-no-pic
+               else
+                       CXXFLAGS += -O3
                endif
        endif
 endif