Messages in this thread | | | Date | Thu, 22 Feb 2007 14:31:09 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [patch] x86: add -freg-struct-return to CFLAGS |
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Adrian Bunk wrote: > On Thu, Feb 22, 2007 at 09:38:22AM +0100, Ingo Molnar wrote: >> ... >> --- linux.orig/arch/i386/Makefile >> +++ linux/arch/i386/Makefile >> @@ -31,7 +31,7 @@ LDFLAGS_vmlinux := --emit-relocs >> endif >> CHECKFLAGS += -D__i386__ >> >> -CFLAGS += -pipe -msoft-float -mregparm=3 >> +CFLAGS += -pipe -msoft-float -mregparm=3 -freg-struct-return >> >> # prevent gcc from keeping the stack 16 byte aligned >> CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2) > > Why is this i386 specific? >
Because virtually all other architectures have it as their ABI default, anyway, and ABI selection should be per architecture.
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