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re PR tree-optimization/78788 (ICE (segfault) on s390x-linux-gnu)
authorRichard Biener <rguenther@suse.de>
Wed, 14 Dec 2016 08:33:12 +0000 (08:33 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Wed, 14 Dec 2016 08:33:12 +0000 (08:33 +0000)
commit253c0172bb2c525b784355d75ac484b03fa7273b
treec0c0de27fbcdd70345b0d5501ec9f5177536e412tree | snapshot
parent803312a7609cb71b12fc5118c6ec892f9d1fa7bbcommit | diff
re PR tree-optimization/78788 (ICE (segfault) on s390x-linux-gnu)

2016-12-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/78788
* tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
(set_and_canonicalize_value_range): Do not drop the above to
VARYING.

* gcc.dg/torture/pr78788.c: New testcase.

From-SVN: r243631
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr78788.c [new file with mode: 0644] blob
gcc/tree-vrp.c diff | blob | history
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