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re PR tree-optimization/90316 (large compile time increase in opt / alias stmt walkin...
authorRichard Biener <rguenther@suse.de>
Mon, 6 May 2019 08:54:40 +0000 (08:54 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Mon, 6 May 2019 08:54:40 +0000 (08:54 +0000)
commitf5b7359952b41c35007e5aa46f9995c9249d4c1b
treef63ad91d6bfe9b5feb25cd2a5dd5e6312fcb8556tree
parent2bbbfa4e2885f86ea418de9f665375594bf38aaacommit | diff
re PR tree-optimization/90316 (large compile time increase in opt / alias stmt walking for Go example)

2019-05-06  Richard Biener  <rguenther@suse.de>

PR tree-optimization/90316
* tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
compute target on demand.
(get_continuation_for_phi): Remove code walking stmts to
get to a target virtual operand which could end up being
quadratic.

From-SVN: r270902
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