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| author | Jakub Jelinek <jakub@redhat.com> | 2014-01-25 00:17:25 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-01-25 00:17:25 +0100 |
| commit | 2105be5a857e9008fc5db6e07966d90348b38e6f (patch) | |
| tree | 530781daded082d8114ede86e34efc36d805016f | |
| parent | b72271b953b368fab603cb86294c49c72097b78f (diff) | |
| download | gcc-2105be5a857e9008fc5db6e07966d90348b38e6f.zip gcc-2105be5a857e9008fc5db6e07966d90348b38e6f.tar.gz gcc-2105be5a857e9008fc5db6e07966d90348b38e6f.tar.bz2 | |
re PR middle-end/59561 (warning: iteration 4 invokes undefined behavior)
PR middle-end/59561
* cfgloopmanip.c (copy_loop_info): If
loop->warned_aggressive_loop_optimizations, make sure
the flag is set in target loop too.
From-SVN: r207065
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/cfgloopmanip.c | 2 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2ad876e..a50893c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2014-01-25 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/59561 + * cfgloopmanip.c (copy_loop_info): If + loop->warned_aggressive_loop_optimizations, make sure + the flag is set in target loop too. + 2014-01-24 Balaji V. Iyer <balaji.v.iyer@intel.com> * builtins.c (is_builtin_name): Renamed flag_enable_cilkplus to diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c index afbe85d..83a0d51 100644 --- a/gcc/cfgloopmanip.c +++ b/gcc/cfgloopmanip.c @@ -1022,6 +1022,8 @@ copy_loop_info (struct loop *loop, struct loop *target) target->any_estimate = loop->any_estimate; target->nb_iterations_estimate = loop->nb_iterations_estimate; target->estimate_state = loop->estimate_state; + target->warned_aggressive_loop_optimizations + |= loop->warned_aggressive_loop_optimizations; } /* Copies copy of LOOP as subloop of TARGET loop, placing newly |