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Re: Potential bug in stmt.c (expand_value_return)
- To: Denis Chertykov <denisc at overta dot ru>
- Subject: Re: Potential bug in stmt.c (expand_value_return)
- From: Joern Rennecke <amylaar at cygnus dot co dot uk>
- Date: Wed, 2 Feb 2000 18:43:23 +0000 (GMT)
- CC: gcc at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
> 2000-01-19 Richard Henderson <rth@cygnus.com>
> ...
> * stmt.c (expand_value_return): Don't emit USEs for stupid.
> ...
>
> Why emit USEs was removed ?
stupid was removed, so it stands reason that all the USEs that were
emitted only for the benefit of stuid are no longer needed.
However, the USEs of the return value are not only needed by stupid, but
also by some optimizations, so I suppose this removal was accidential.