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re PR tree-optimization/77979 (ICE on valid code at -Os and above on x86_64-linux...
authorRichard Biener <rguenther@suse.de>
Fri, 14 Oct 2016 12:58:18 +0000 (12:58 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Fri, 14 Oct 2016 12:58:18 +0000 (12:58 +0000)
commit6d59425df7e3d4e9b49c6521288a048bb35ec70c
tree7cdbd54e43186d9f5302e22e36538167ff60e172tree
parent43f66d6e1e49b600d5b1cef208995641232031d4commit | diff
re PR tree-optimization/77979 (ICE on valid code at -Os and above on x86_64-linux-gnu: Segmentation fault)

2016-10-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/77979
* tree-vrp.c (compare_name_with_value): Handle released SSA names
in the equivalency sets.
(compare_names): Likewise.

* gcc.dg/torture/pr77979.c: New testcase.

From-SVN: r241162
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr77979.c [new file with mode: 0644] blob
gcc/tree-vrp.c diff | blob | history