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authorMarek Polacek <polacek@redhat.com>2015-11-19 15:12:35 +0000
committerMarek Polacek <mpolacek@gcc.gnu.org>2015-11-19 15:12:35 +0000
commit41bfbbb68a5501a954e7cb1cacfda26554a6194d (patch)
tree063e4355ba4d8db8140eb2d76b49793e6e0b8736 /gcc/tree-vrp.c
parent8504d5dd8efc818577ffc3b91cacfd7f519a311c (diff)
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re PR tree-optimization/68431 (Regression in GCC-6.0.0's optimizer)
PR tree-optimization/68431 * tree-vrp.c (extract_range_from_binary_expr_1): Fix condition. * gcc.dg/tree-ssa/pr68431.c: New test. From-SVN: r230608
Diffstat (limited to 'gcc/tree-vrp.c')
-rw-r--r--gcc/tree-vrp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
index e67048e..736082b 100644
--- a/gcc/tree-vrp.c
+++ b/gcc/tree-vrp.c
@@ -2975,7 +2975,7 @@ extract_range_from_binary_expr_1 (value_range *vr,
if (vr1.type == VR_RANGE
&& !symbolic_range_p (&vr0)
&& !symbolic_range_p (&vr1)
- && !compare_values (vr1.min, zero))
+ && compare_values (vr1.min, zero) != 0)
max = int_const_binop (code, vr0.max, vr1.min);
else
max = zero;