diff options
| author | Alexandre Oliva <aoliva@redhat.com> | 2015-06-10 00:37:39 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2015-06-10 00:37:39 +0000 |
| commit | 0f9f9784ad1bb59e89f03e5cb00ebc22f500c059 (patch) | |
| tree | 44bd2d64a442165a5d4162e8caf3157b8f5557a6 /gcc/tree-ssa-loop-niter.c | |
| parent | a79b6a3044aa97f8ba6b491ee1796f318c68285a (diff) | |
| download | gcc-0f9f9784ad1bb59e89f03e5cb00ebc22f500c059.zip gcc-0f9f9784ad1bb59e89f03e5cb00ebc22f500c059.tar.gz gcc-0f9f9784ad1bb59e89f03e5cb00ebc22f500c059.tar.bz2 | |
Revert "[PR64164] Drop copyrename, use coalescible partition as base when optimizing."
This reverts commit c66acc7cedd89bfd22124caec44b8427c9082dac.
Conflicts:
gcc/ChangeLog
gcc/testsuite/ChangeLog
From-SVN: r224310
Diffstat (limited to 'gcc/tree-ssa-loop-niter.c')
| -rw-r--r-- | gcc/tree-ssa-loop-niter.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/gcc/tree-ssa-loop-niter.c b/gcc/tree-ssa-loop-niter.c index 23b965a..7104e60 100644 --- a/gcc/tree-ssa-loop-niter.c +++ b/gcc/tree-ssa-loop-niter.c @@ -3954,11 +3954,7 @@ loop_exits_before_overflow (tree base, tree step, if (!CONVERT_EXPR_P (e) || !operand_equal_p (e, unsigned_base, 0)) continue; e = TREE_OPERAND (e, 0); - /* If E has an unsigned type, the operand equality test below - would fail, but the equality test above would have already - verified the equality, so we can proceed with it. */ - gcc_assert (TYPE_UNSIGNED (TREE_TYPE (e)) - || operand_equal_p (e, base, 0)); + gcc_assert (operand_equal_p (e, base, 0)); if (tree_int_cst_sign_bit (step)) { code = LT_EXPR; |