https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67597
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-09-16 Ever confirmed|0 |1 --- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- The instrumented compiler is obviously miscompiled. trippels@gcc2-power8 libgcc % cat unwind-dw2.i void _Unwind_Backtrace() { __builtin_unwind_init(); } trippels@gcc2-power8 libgcc % /home/trippels/gcc_build_dir_/./gcc/xgcc -B/home/trippels/gcc_build_dir_/./gcc/ -B/usr/local/powerpc64le-unknown-linux-gnu/bin/ -B/usr/local/powerpc64le-unknown-linux-gnu/lib/ -c -g -O2 unwind-dw2.i unwind-dw2.i: In function ‘_Unwind_Backtrace’: unwind-dw2.i:1:1: internal compiler error: in dwarf2out_frame_debug_expr, at dwarf2cfi.c:1901