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| author | Martin Sebor <msebor@redhat.com> | 2019-08-14 16:27:59 +0000 |
|---|---|---|
| committer | Martin Sebor <msebor@gcc.gnu.org> | 2019-08-14 10:27:59 -0600 |
| commit | 34fcf41e30ff56155e996f5e04f6ca13948a19b6 (patch) | |
| tree | 8a9f0642405ff0af870ba30ae6b2b919832c3b1b /gcc/gimple-fold.c | |
| parent | b1c0d18515f6899bc8362d9dc861021c929127f9 (diff) | |
| download | gcc-34fcf41e30ff56155e996f5e04f6ca13948a19b6.zip gcc-34fcf41e30ff56155e996f5e04f6ca13948a19b6.tar.gz gcc-34fcf41e30ff56155e996f5e04f6ca13948a19b6.tar.bz2 | |
PR tree-optimization/91294 - [10 Regression] wrong strlen result of a conditional with an offset
gcc/testsuite/ChangeLog:
PR tree-optimization/91294
* gcc.dg/strlenopt-44.c: Adjust tested result.
* gcc.dg/strlenopt-70.c: Avoid exercising unimplemnted optimization.
* gcc.dg/strlenopt-73.c: New test.
* gcc.dg/strlenopt-74.c: New test.
* gcc.dg/strlenopt-75.c: New test.
* gcc.dg/strlenopt-76.c: New test.
* gcc.dg/strlenopt-77.c: New test.
gcc/ChangeLog:
PR tree-optimization/91294
* tree-ssa-strlen.c (handle_store): Avoid treating lower bound of
source length as exact.
From-SVN: r274486
Diffstat (limited to 'gcc/gimple-fold.c')
| -rw-r--r-- | gcc/gimple-fold.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index fc57fb4..d576b08 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -3726,7 +3726,7 @@ gimple_fold_builtin_strlen (gimple_stmt_iterator *gsi) /* Set the strlen() range to [0, MAXLEN]. */ if (tree lhs = gimple_call_lhs (stmt)) - set_strlen_range (lhs, maxlen); + set_strlen_range (lhs, minlen, maxlen); return false; } |