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[Bug tree-optimization/49419] [4.6/4.7 regression] gcc -O2 miscompiles gp2c
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 16 Jun 2011 07:45:50 +0000
- Subject: [Bug tree-optimization/49419] [4.6/4.7 regression] gcc -O2 miscompiles gp2c
- Auto-submitted: auto-generated
- References: <bug-49419-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49419
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-06-16 07:45:22 UTC ---
Author: jakub
Date: Thu Jun 16 07:45:17 2011
New Revision: 175092
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175092
Log:
PR tree-optimization/49419
* tree-vrp.c (execute_vrp): Call init_range_assertions
before estimate_numbers_of_iterations, call
free_number_of_iterations_estimates before calling
remove_range_assertions.
* gcc.c-torture/execute/pr49419.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr49419.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c