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[Bug middle-end/55263] [4.8 Regression] ICE: pre_and_rev_post_order_compute, at cfganal.c:875 with -O -fgcse-after-reload -fnon-call-exceptions


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55263

--- Comment #3 from Steven Bosscher <steven at gcc dot gnu.org> 2012-11-11 20:29:15 UTC ---
Author: steven
Date: Sun Nov 11 20:29:11 2012
New Revision: 193412

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193412
Log:
gcc/
    PR middle-end/55263
    * postreload.c (rest_of_handle_postreload): With non-call exceptions,
    if edges are purged call cleanup_cfg to remove unreachable blocks.

testsuite/
    PR middle-end/55263
    * g++.dg/pr55263.C: New test.


Added:
    trunk/gcc/testsuite/g++.dg/pr55263.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/postreload.c
    trunk/gcc/testsuite/ChangeLog


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