[Bug debug/48768] [4.6/4.7 Regression] ICE in get_expr_operands()

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48768

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-04-26 
13:35:24 UTC ---
Author: jakub
Date: Tue Apr 26 13:35:21 2011
New Revision: 172968

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172968
Log:
    PR debug/48768
    * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
    is error_mark_node, set value to NULL.

    * gcc.dg/pr48768.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr48768.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa.c