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re PR middle-end/54385 (ICE in pre_and_rev_post_order_compute, at cfganal.c:873)
authorSteven Bosscher <steven@gcc.gnu.org>
Fri, 9 Nov 2012 12:31:32 +0000 (12:31 +0000)
committerSteven Bosscher <steven@gcc.gnu.org>
Fri, 9 Nov 2012 12:31:32 +0000 (12:31 +0000)
commit3a15c2cf68b2e76a4c0d08361eaba35efa6b99f3
tree48bcf1b0a40997379c1851b92a77202b6d2bac3ctree
parent50919d13a394428f3c1394863c5e13e23e3a6fb0commit | diff
re PR middle-end/54385 (ICE in pre_and_rev_post_order_compute, at cfganal.c:873)

PR middle-end/54385
* postreload.c (reload_cse_simplify): Return a bool indicating
whether the CFG was changed.
(reload_cse_regs_1): Traverse the CFG instead of the insns chain.
Cleanup the CFG if edges may have been removed.
(reload_cse_regs): Update.

From-SVN: r193359
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