[Bug middle-end/56113] out of memory when compiling a function with many goto labels (50k > )

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56113



--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> 2013-01-29 
14:22:56 UTC ---

Author: rguenth

Date: Tue Jan 29 14:22:47 2013

New Revision: 195541



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195541

Log:

2013-01-29  Richard Biener  <rguent...@suse.de>



    PR tree-optimization/56113

    * tree-ssa-structalias.c (equiv_class_lookup): Also return

    the bitmap leader.

    (label_visit): Free duplicate bitmaps and record the leader instead.

    (perform_var_substitution): Adjust.



Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/tree-ssa-structalias.c