[Bug bootstrap/83396] [8 Regression] Bootstrap failures with Statement Frontiers
schwab@linux-m68k.org
gcc-bugzilla@gcc.gnu.org
Tue Dec 12 17:28:00 GMT 2017
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83396
Andreas Schwab <schwab@linux-m68k.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target|powerpc-ibm-aix* |powerpc-ibm-aix*, ia64-*-*
--- Comment #7 from Andreas Schwab <schwab@linux-m68k.org> ---
Also breaks bootstrap on ia64.
$ echo 'int main(){return 0;}' > x.c
$ gcc/xgcc -B gcc/ -O2 -g -S x.c
during RTL pass: reload
x.c: In function ‘main’:
x.c:1:1: internal compiler error: RTL flag check: INSN_VAR_LOCATION used with
un
expected rtx code 'debug_marker' in eliminate_regs_in_insn, at reload1.c:3206
int main(){return 0;}
^~~
0x400000000016120f rtl_check_failed_flag(char const*, rtx_def const*, char
const*, int, char const*)
../../gcc/rtl.c:896
0x4000000000f534bf eliminate_regs_in_insn
../../gcc/reload1.c:3206
0x4000000000f5e39f calculate_needs_all_insns
../../gcc/reload1.c:1467
0x4000000000f5e39f reload(rtx_insn*, int)
../../gcc/reload1.c:985
0x4000000000bb92cf do_reload
../../gcc/ira.c:5455
0x4000000000bb92cf execute
../../gcc/ira.c:5627
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