diff options
| author | Michael Matz <matz@suse.de> | 2016-11-15 14:02:28 +0000 |
|---|---|---|
| committer | Michael Matz <matz@gcc.gnu.org> | 2016-11-15 14:02:28 +0000 |
| commit | b229ab2a712ccd44126bcbcaed2da8b998e7366c (patch) | |
| tree | 6332e06f8a024d08d976fc3a4dcd33711ea2e615 /gcc/testsuite/ChangeLog | |
| parent | aa806c3be702a6bcd72cad5c329024ee68e29e3a (diff) | |
| download | gcc-b229ab2a712ccd44126bcbcaed2da8b998e7366c.zip gcc-b229ab2a712ccd44126bcbcaed2da8b998e7366c.tar.gz gcc-b229ab2a712ccd44126bcbcaed2da8b998e7366c.tar.bz2 | |
re PR target/77881 (Non-optimal signed comparison on x86_64 since r146817)
PR missed-optimization/77881
* combine.c (simplify_comparison): Remove useless subregs
also inside the loop, not just after it.
(make_compound_operation): Recognize some subregs as being
masking as well.
testsuite/
* gcc.target/i386/pr77881.c: New test.
From-SVN: r242414
Diffstat (limited to 'gcc/testsuite/ChangeLog')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index fce6f8d..dcb220d 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-11-15 Michael Matz <matz@suse.de> + + PR missed-optimization/77881 + * gcc.target/i386/pr77881.c: New test. + 2016-11-15 Jakub Jelinek <jakub@redhat.com> PR middle-end/78295 |