Re: CVS commit: src/lib/librumphijack

[yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)]

> On Mon Feb 21 2011 at 23:19:47 +0000, YAMAMOTO Takashi wrote:
>> > Module Name:       src
>> > Committed By:      pooka
>> > Date:              Mon Feb  7 19:34:39 UTC 2011
>> > 
>> > Modified Files:
>> >    src/lib/librumphijack: hijack.c
>> > 
>> > Log Message:
>> > Force gcc to generate a stack frame for the call to dlsym(RTLD_NEXT).
>> > Without this hack at least amd64 -O2 just used jmp and The Wrong
>> > Thing happened.
>> 
>> do you want -fno-optimize-sibling-calls ?
> 
> Without doing a test-compile, looks like it.  I guess I'll have to move
> that function to its own source module, or is there a way to enable
> it per-function?

i don't think there's a way for our version of gcc to make it per-function.
later versions have "optimize" function attribute.
the real fix here would be an attibute for dlsym, not for a caller of it, tho.

YAMAMOTO Takashi

> 
> -- 
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