[Bug tree-optimization/46985] [4.4/4.5/4.6 Regression] ICE: SIGSEGV in is_gimple_min_invariant (gimple.c:2742) with -fno-tree-ccp -fno-tree-dominator-opts -fno-tree-fre

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46985

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-18 
18:15:13 UTC ---
Author: jakub
Date: Sat Dec 18 18:15:10 2010
New Revision: 168027

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168027
Log:
    PR tree-optimization/46985
    * tree-scalar-evolution.c (instantiate_scev_r): If chrec is NULL,
    return it immediately.

    * gfortran.dg/pr46985.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr46985.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-scalar-evolution.c