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PR optimization/6086
authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 30 Mar 2002 18:50:34 +0000 (18:50 +0000)
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 30 Mar 2002 18:50:34 +0000 (18:50 +0000)
commit8fb100fd38c9c2dca7471001493c2523a09f61ee
treef1d7d7d312ea6cc3e66eac4ca950d27d1a62d1detree | snapshot
parent73e2b81c9b8458f594e788c01f97cf8c6ed3a075commit | diff
PR optimization/6086
* combine.c (combine_simplify_rtx): If simplify_rtx failed because
of SUBREG of volatile MEM or because the MEM was mode dependent,
return CLOBBER instead of unmodified SUBREG.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51606 138bc75d-0d04-0410-961f-82ee72b054a4
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