Revision 136903: http://gcc.gnu.org/ml/gcc-patches/2008-06/msg01170.html
breaks DWARF at -O0: FAIL: gcc.dg/debug/dwarf2/var1.c scan-assembler xyzzy[^\\\\n\\\\r]+DW_AT_name -- Summary: [4.4 Regression]: gcc.dg/debug/dwarf2/var1.c scan- assembler xyzzy[^\\\\n\\\\r]+DW_AT_name Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36589