[Bug tree-optimization/51557] [4.7 Regression] ICE: in maybe_record_trace_start, at dwarf2cfi.c:2244 with custom flags

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51557

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-14 
23:40:58 UTC ---
Created attachment 26093
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26093
gcc47-pr51557.patch

Untested fix.