http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61058
Bug ID: 61058
Summary: [4.7/4.8/4.9/4.10 Regression] ICE: RTL check: expected
elt 3 type 'B', have '0' (rtx barrier) in
distance_agu_use_in_bb, at config/i386/i386.c:16740
with __builtin_unreachable()
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 32731
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32731&action=edit
reduced testcase
Compiler output:
$ gcc -fno-asynchronous-unwind-tables -mtune=atom testcase.c
testcase.c: In function 'f':
testcase.c:4:1: internal compiler error: RTL check: expected elt 3 type 'B',
have '0' (rtx barrier) in distance_agu_use_in_bb, at config/i386/i386.c:17922
}
^
0xac42d4 rtl_check_failed_type1(rtx_def const*, int, int, char const*, int,
char const*)
/mnt/svn/gcc-trunk/gcc/rtl.c:754
0xdcc92a distance_agu_use_in_bb
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:17922
0xdd02e9 distance_agu_use
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:17979
0xdd02e9 ix86_lea_outperforms
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:18063
0xffa274 output_89
/mnt/svn/gcc-trunk/gcc/config/i386/i386.md:2081
0x872491 final_scan_insn(rtx_def*, _IO_FILE*, int, int, int*)
/mnt/svn/gcc-trunk/gcc/final.c:2919
0x873e3d final(rtx_def*, _IO_FILE*, int)
/mnt/svn/gcc-trunk/gcc/final.c:2024
0x87434e rest_of_handle_final
/mnt/svn/gcc-trunk/gcc/final.c:4428
0x87434e execute
/mnt/svn/gcc-trunk/gcc/final.c:4502
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.
$ gcc -v
Using built-in specs.
COLLECT_GCC=/mnt/svn/gcc-trunk/binary-latest/bin/gcc
COLLECT_LTO_WRAPPER=/mnt/svn/gcc-trunk/binary-210047-lto-fortran-checking-yes-rtl-df/libexec/gcc/x86_64-unknown-linux-gnu/4.10.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /mnt/svn/gcc-trunk//configure --enable-checking=yes,rtl,df
--enable-languages=c,c++,lto,fortran
--prefix=/mnt/svn/gcc-trunk/binary-210047-lto-fortran-checking-yes-rtl-df/
--without-cloog --without-ppl
Thread model: posix
gcc version 4.10.0 20140504 (experimental) (GCC)
Built with RTL checking enabled.
Tested revisions:
r210047 - ICE
4.9 r209651 - ICE
4.8 r209342 - ICE
4.7 r209345 - ICE
4.6 r197894 - OK
