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| author | Jan Hubicka <hubicka@ucw.cz> | 2017-07-18 15:51:22 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2017-07-18 13:51:22 +0000 |
| commit | 35896b18ecb8ac88c4c21b2b21c01e9d435a5ebe (patch) | |
| tree | c9c4fde1a04fb3b50895d6eadd9ea304c09349a7 | |
| parent | 33e9feb53082ee79d5f4321bcedf025f1bbd691d (diff) | |
| download | gcc-35896b18ecb8ac88c4c21b2b21c01e9d435a5ebe.zip gcc-35896b18ecb8ac88c4c21b2b21c01e9d435a5ebe.tar.gz gcc-35896b18ecb8ac88c4c21b2b21c01e9d435a5ebe.tar.bz2 | |
re PR tree-optimization/81463 (ICE in scale_loop_profile at gcc/cfgloopmanip.c:603)
PR middle-end/81463
* cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
again.
From-SVN: r250311
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cfgloopmanip.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 892c025..601de6a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2017-07-18 Jan Hubicka <hubicka@ucw.cz> + PR middle-end/81463 + * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency + again. + +2017-07-18 Jan Hubicka <hubicka@ucw.cz> + PR middle-end/81462 * predict.c (set_even_probabilities): Cleanup; do not affect probabilities that are already known. diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c index f62c829..fd335c3 100644 --- a/gcc/cfgloopmanip.c +++ b/gcc/cfgloopmanip.c @@ -591,7 +591,7 @@ scale_loop_profile (struct loop *loop, profile_probability p, determined = true; } } - if (!determined) + if (!determined && loop->header->frequency) { int freq_in = 0; |