[Bug target/69706] New: internal compiler error: in extract_constrain_insn, at recog.c:2246

["glaubitz at physik dot fu-berlin.de" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69706

            Bug ID: 69706
           Summary: internal compiler error: in extract_constrain_insn, at
                    recog.c:2246
           Product: gcc
           Version: 5.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: glaubitz at physik dot fu-berlin.de
                CC: jemarch at gnu dot org
  Target Milestone: ---
              Host: sparc*-*-*
            Target: sparc*-*-*

Created attachment 37608
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37608&action=edit
Preprocessed source for matio.cpp (gzip compressed)

Hello!

Building gromacs on sparc64 in Debian currently fails with:

/ÂPKGBUILDDIRÂ/src/gromacs/fileio/matio.cpp: In function 'void write_xpm(FILE*,
unsigned int, const char*, const char*, const char*, const char*, int, int,
real*, real*, real**, real, real, t_rgb, t_rgb, int*)':
/ÂPKGBUILDDIRÂ/src/gromacs/fileio/matio.cpp:1189:1: error: insn does not
satisfy its constraints:
 }
 ^
(insn 53 58 48 2 (set (reg:SF 40 %f8 [orig:291 rhi+8 ] [291])
        (reg:SF 64 %f32 [ rhi+8 ]))
/ÂPKGBUILDDIRÂ/src/gromacs/fileio/matio.cpp:1162 97 {*movsf_insn}
     (expr_list:REG_EQUIV (mem/c:SF (plus:DI (reg/f:DI 101 %sfp)
                (const_int 256 [0x100])) [15 rhi+8 S4 A64])
        (nil)))
/ÂPKGBUILDDIRÂ/src/gromacs/fileio/matio.cpp:1189:1: internal compiler error: in
extract_constrain_insn, at recog.c:2246
0x71a3cf _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
        ../../src/gcc/rtl-error.c:110
0x71a3ff _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        ../../src/gcc/rtl-error.c:121
0x6e2bc7 extract_constrain_insn(rtx_insn*)
        ../../src/gcc/recog.c:2246
0x6c5097 reload_cse_simplify_operands
        ../../src/gcc/postreload.c:430
0x6c683f reload_cse_simplify
        ../../src/gcc/postreload.c:207
0x6c683f reload_cse_regs_1
        ../../src/gcc/postreload.c:246
0x6c7f4b reload_cse_regs
        ../../src/gcc/postreload.c:94
0x6c7f4b execute
        ../../src/gcc/postreload.c:2387
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
Preprocessed source stored into /tmp/ccvx0J6o.out file, please attach this to
your bugreport.

Full build log in [1].

Attaching the pre-processed source.

Cheers,
Adrian

> [1] https://buildd.debian.org/status/fetch.php?pkg=gromacs&arch=sparc64&ver=5.1.1-2&stamp=1454662797