diff --git a/src/build/Common.gmake b/src/build/Common.gmake
index 52b5660830597c6a055a66020d1da9c9bad4632d..757435002800190839af36a28bdfed1decec66f0 100644
--- a/src/build/Common.gmake
+++ b/src/build/Common.gmake
@@ -323,7 +323,7 @@ ifdef DEBUG
  CFLAGS	+=	-ggdb
  CFLAGS	+=	-D_DEBUG
 else # RELEASE
- CFLAGS	:= -O2 $(CFLAGS)
+ CFLAGS	:= -O2 -fomit-frame-pointer -finline-functions -ffast-math -funroll-loops $(CFLAGS)
 endif
 
 -include targets.mk