Re: lib/47120: libc alloca(3) seems to fail

["T.SHIOZAKI" <tshiozak%bsdclub.org@localhost>]

>  | Download S-nail(1), branch *next* (or 
> http://sourceforge.net/projects/s-nail/files/s-nail-current.tar.gz/download).
>  | Sorry but i don't know any other way to reproduce this error.
>  | 
>  | Run "$ make DESTDIR=bad CFLAGS='-O2 -std=c89' install; make distclean; 
> make DESTDIR=good CFLAGS='-O3 -std=c89' install".
>  | 
>  | Run "$ MAILRC=/dev/null {bad,good}/usr/local/bin/s-nail -nf" and simply 
> "p" the mail of the following minimal mailbox (any mail did in tests though):
>  | 
>  
>  Looks like a compiler bug. Only affecting i386. -O0 -O2 breaks -O3 works.
>  On the other hand the code needs to be fixed to pass:
>  -Wall -Wmissing-prototypes -Wstrict-prototypes -Wextra -Wswitch 
> -Wpointer-arith -Wshadow -Wcast-qual
>  
>  and it does not.

Maybe -fomit-frame-pointer is implied.  What about -fno-omit-frame-pointer?

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Takuya SHIOZAKI