[Bug c/57896] [4.8 Regression] ICE in expand_expr_real_2

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57896

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org
   Target Milestone|---                         |4.8.4
            Summary|ICE in expand_expr_real_2   |[4.8 Regression] ICE in
                   |                            |expand_expr_real_2

--- Comment #7 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Currently, I see ICE only with 4.8:

./cc1 xx.c -m32 -quiet -march=x86-64

In function ‘__get_cpuid_max’:
Segmentation fault
 }
 ^
0xa3924f crash_signal
    /home/marek/src/gcc/gcc/toplev.c:332
0x11fc5fe pp_base_string(pretty_print_info*, char const*)
    /home/marek/src/gcc/gcc/pretty-print.c:835
0x11fd0a4 pp_base_format(pretty_print_info*, text_info*)
    /home/marek/src/gcc/gcc/pretty-print.c:496
0x11fa7ac diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*)
    /home/marek/src/gcc/gcc/diagnostic.c:755
0x11faabb internal_error(char const*, ...)
    /home/marek/src/gcc/gcc/diagnostic.c:1094
0x9b9aa7 rtl_check_failed_code1(rtx_def const*, rtx_code, char const*, int,
char const*)
    /home/marek/src/gcc/gcc/rtl.c:773
0xc93a5d pro_epilogue_adjust_stack
    /home/marek/src/gcc/gcc/config/i386/i386.c:9517
0xca0b20 ix86_expand_prologue()
    /home/marek/src/gcc/gcc/config/i386/i386.c:10491
0xd645da gen_prologue()
    /home/marek/src/gcc/gcc/config/i386/i386.md:11810
0x80dc79 thread_prologue_and_epilogue_insns
    /home/marek/src/gcc/gcc/function.c:5949
0x8110a2 rest_of_handle_thread_prologue_and_epilogue
    /home/marek/src/gcc/gcc/function.c:6973
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.