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PR tree-optimization/92131
authorebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 23 Oct 2019 11:34:48 +0000 (11:34 +0000)
committerebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 23 Oct 2019 11:34:48 +0000 (11:34 +0000)
commit6675b8fdfd981faac6af27c32459de1ea1692de9
treea5e9a1583b05e48192d0ae53cbf87ffd5acdb8a7tree
parent535e644ce595f3c39e58e376861a8a92202242a5commit | diff
PR tree-optimization/92131
* tree-vrp.c (extract_range_from_plus_minus_expr): If the resulting
range would be symbolic, drop to varying for any explicit overflow
in the constant part or if neither range is a singleton.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@277314 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | blame | history
gcc/testsuite/ChangeLog diff | blob | blame | history
gcc/testsuite/gcc.c-torture/execute/20191023-1.c [new file with mode: 0644] blob
gcc/tree-vrp.c diff | blob | blame | history
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