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| author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-02-23 22:36:54 +0000 |
|---|---|---|
| committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-02-23 22:36:54 +0000 |
| commit | 88a3ea34080ad3087a8191fbf479543153175d59 (patch) | |
| tree | 34eaec34d3588e09f9a77abba776266f124dc823 /gcc/lto | |
| parent | 25e15aaed275cdfef34b3ee6eb3cb4b43a48d44f (diff) | |
| parent | e65055a558093bd4fc0b1b0024b7814cc187b8e8 (diff) | |
| download | gccgo.tar.gz | |
Merge from trunk revision 257954.gccgo
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gccgo@257955 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/lto')
| -rw-r--r-- | gcc/lto/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/lto/lto-partition.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog index 62fec498380..55013a81bb2 100644 --- a/gcc/lto/ChangeLog +++ b/gcc/lto/ChangeLog @@ -1,5 +1,9 @@ 2018-02-08 Jan Hubicka <hubicka@ucw.cz> + * lto-partition.c (lto_balanced_map): Watch overflow. + +2018-02-08 Jan Hubicka <hubicka@ucw.cz> + PR ipa/81360 * lto.c (unify_scc): Register prevailing trees, not trees to be freed. (read_cgraph_and_symbols): Use diff --git a/gcc/lto/lto-partition.c b/gcc/lto/lto-partition.c index 6055dad99b5..60daafdf375 100644 --- a/gcc/lto/lto-partition.c +++ b/gcc/lto/lto-partition.c @@ -757,7 +757,8 @@ lto_balanced_map (int n_lto_partitions, int max_partition_size) if (npartitions < n_lto_partitions) partition_size = total_size / (n_lto_partitions - npartitions); else - partition_size = INT_MAX; + /* Watch for overflow. */ + partition_size = INT_MAX / 16; if (partition_size < PARAM_VALUE (MIN_PARTITION_SIZE)) partition_size = PARAM_VALUE (MIN_PARTITION_SIZE); |