[Bug middle-end/55331] [4.6/4.7/4.8 Regression] ICE: SIGSEGV in substitute_and_fold with -O2 -fno-tree-fre

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55331



Jakub Jelinek <jakub at gcc dot gnu.org> changed:



           What    |Removed                     |Added

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                 CC|                            |jakub at gcc dot gnu.org



--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-11-15 
11:52:43 UTC ---

Hand-reduced testcase for -O2 -fno-tree-fre



struct A {};



void

foo (A *p, bool x)

{

  A a;

  char *e = (char *) (&a + 1);

  if (x)

    __builtin_memmove (p, &a, e - (char *) &a);

}