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re PR target/35258 (two memcpy calls merged incorrectly with -O1)
authorAndreas Krebbel <krebbel1@de.ibm.com>
Mon, 25 Feb 2008 15:07:17 +0000 (15:07 +0000)
committerAndreas Krebbel <krebbel@gcc.gnu.org>
Mon, 25 Feb 2008 15:07:17 +0000 (15:07 +0000)
commit2e4e39f615dacf0dbc8b02db27b1046f849c731d
treefc21b35d3970def7cfb0d7c5ee657f66f97bd3bftree
parent891984af0ffaed847d07a43c5528e9bd217dc2b9commit | diff
re PR target/35258 (two memcpy calls merged incorrectly with -O1)

2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>

PR target/35258
* cse.c (cse_insn): Avoid creation of overlapping MEMs.
* alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
* alias.h (nonoverlapping_memrefs_p): Likewise.

2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>

PR target/35258
* gcc.dg/pr35258.c: New testcase.

From-SVN: r132628
gcc/ChangeLog diff | blob | history
gcc/alias.c diff | blob | history
gcc/alias.h diff | blob | history
gcc/cse.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/pr35258.c [new file with mode: 0644] blob