[Bug middle-end/48335] [4.6/4.7 Regression] ICE in convert_move

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48335

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-03-30 08:59:55 UTC ---
Created attachment 23814
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23814
gcc46-pr48335.patch

WIP patch I've been playing with.  Unfortunately, it shows that even without
CONCAT we ICE, e.g. on:
struct S { float d; };
void bar (struct S);
void foo (int x) { struct S s = { .d = 0.0f }; *(char *) &s.d = x; s.d *= 7.0;
bar (s); }
at -O2 -fno-tree-sra.