https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66652
--- Comment #5 from vries at gcc dot gnu.org --- Author: vries Date: Tue Jun 30 08:35:57 2015 New Revision: 225162 URL: https://gcc.gnu.org/viewcvs?rev=225162&root=gcc&view=rev Log: Use max_loop_iterations in transform_to_exit_first_loop_alt 2015-06-30 Tom de Vries <t...@codesourcery.com> PR tree-optimization/66652 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use max_loop_iterations to determine if nit + 1 overflows. * testsuite/libgomp.c/parloops-exit-first-loop-alt-3.c (f): Rewrite using restrict pointers. (main): Add arguments to calls to f. * testsuite/libgomp.c/parloops-exit-first-loop-alt.c: Same. * gcc.dg/parloops-exit-first-loop-alt-pr66652.c: New test. * gcc.dg/parloops-exit-first-loop-alt-3.c (f): Rewrite using restrict pointers. * gcc.dg/parloops-exit-first-loop-alt.c: Same. Added: trunk/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-pr66652.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-3.c trunk/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt.c trunk/gcc/tree-parloops.c trunk/libgomp/ChangeLog trunk/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-3.c trunk/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt.c