[Bug rtl-optimization/23453] [4.0/4.1 regression] miscompilation of PARI/GP on x86 with gcse after reload

["bonzini at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>]

------- Comment #8 from bonzini at gcc dot gnu dot org  2005-10-14 11:38 -------
> gcse after reload may move loads from stack around stack pointer changes. here
> is simple workaround, it is supposed to prevent gcse after reload from touching
> expressions containing stack pointer at all.

Off the top of my head, if GCSE-after-reload is designed to remove redundant
spills, will it do *anything* with your patch?


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23453

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