[Bug tree-optimization/58343] [4.9 Regression] ICE in dfs_enumerate_from, at cfganal.c:1036

[su at cs dot ucdavis.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58343

--- Comment #3 from Zhendong Su <su at cs dot ucdavis.edu> ---
(In reply to Jeffrey A. Law from comment #2)

...  

> I've got a fix for this in testing.

Jeff, thanks very much for your explanation and quick fix.