[Bug tree-optimization/88030] ICE in calc_dfs_tree, at dominance.c:458

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88030

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Nov 15 10:42:15 2018
New Revision: 266175

URL: https://gcc.gnu.org/viewcvs?rev=266175&root=gcc&view=rev
Log:
2018-11-15  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/88030
        * tree-complex.c (need_eh_cleanup): New global.
        (update_complex_assignment): Mark blocks that need EH update.
        (expand_complex_comparison): Likewise.
        (tree_lower_complex): Allocate and deallocate need_eh_cleanup,
        perform EH cleanup and schedule CFG cleanup if that did anything.

        * gcc.dg/tsan/pr88030.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tsan/pr88030.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-complex.c