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| author | Richard Biener <rguenther@suse.de> | 2020-04-08 14:04:35 +0200 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2020-04-08 19:27:59 +0200 |
| commit | dd9ca9d770a18ce4b16d867f49fef3293b483ff5 (patch) | |
| tree | dbdafc5ee792be0baf32a51201ae439824356b86 /gcc/bitmap.h | |
| parent | 7dbfcb91a87f78446c5e10582d4ea9ea168f3f98 (diff) | |
| download | gcc-dd9ca9d770a18ce4b16d867f49fef3293b483ff5.zip gcc-dd9ca9d770a18ce4b16d867f49fef3293b483ff5.tar.gz gcc-dd9ca9d770a18ce4b16d867f49fef3293b483ff5.tar.bz2 | |
rtl-optimization/93946 - fix TBAA for redundant store removal in CSE
It turns out RTL CSE tries to remove redundant stores but fails to
do the usual validity check what such a change is TBAA neutral to
later loads.
This now triggers with the PR93946 testcases on nios2.
2020-04-08 Richard Biener <rguenther@suse.de>
PR rtl-optimization/93946
* cse.c (cse_insn): Record the tabled expression in
src_related. Verify a redundant store removal is valid.
Diffstat (limited to 'gcc/bitmap.h')
0 files changed, 0 insertions, 0 deletions