[Bug tree-optimization/54735] [4.8 Regression] Segmentation fault in walk_aliased_vdefs_1

[dehao at google dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54735

Dehao Chen <dehao at google dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |dehao at google dot com

--- Comment #3 from Dehao Chen <dehao at google dot com> 2012-09-28 20:51:07 UTC ---
r191747 should not increase the memory consumption. Instead, it'll only speedup
compilation.

I tried to compile the testcase without the patch, the memory consumption still
increase, but very slowly (it took around 30 minutes to climb up to 1.8G)