diff --git a/toolchain/Makefile.in b/toolchain/Makefile.in
index 84e2ae42fe..ca798bf6bf 100644
--- a/toolchain/Makefile.in
+++ b/toolchain/Makefile.in
@@ -16,6 +16,8 @@ OPTIMIZE_FOR_CPU=$(ARCH)
 
 # late binding check to see if the target cc supports -fwhole-program
 CFLAGS_WHOLE_PROGRAM = $(call cc-option,-fwhole-program,)
+# gcc-3.4 would need -combine, I only support 4.2, which correctly uses '--'
+CFLAGS_COMBINE = $(call cc-option,--combine,)
 
 # gcc has a bunch of needed stuff....
 include toolchain/gcc/Makefile.in