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r247007 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: law at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 19 Apr 2017 19:27:10 -0000
- Subject: r247007 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: law
Date: Wed Apr 19 19:27:09 2017
New Revision: 247007
URL: https://gcc.gnu.org/viewcvs?rev=247007&root=gcc&view=rev
Log:
PR tree-optimization/80426
* tree-vrp.c (extract_range_from_binary_expr_1): For an additive
operation on symbolic operands, also compute the overflow for the
invariant part when the operation degenerates into a negation.
PR tree-optimization/80426
* gcc.c-torture/execute/20170419-1.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/20170429-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c