Bug 82827 - [8 regression] i386/pr82002-2a.c fail
Summary: [8 regression] i386/pr82002-2a.c fail
Status: RESOLVED DUPLICATE of bug 82002
Alias: None
Product: gcc
Classification: Unclassified
Component: target (show other bugs)
Version: 8.0
: P3 normal
Target Milestone: 8.0
Assignee: Not yet assigned to anyone
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-11-03 14:16 UTC by Andrey Guskov
Modified: 2017-11-06 13:38 UTC (History)
0 users

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Host:
Target: x86_64-*-*
Build:
Known to work:
Known to fail:
Last reconfirmed:

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Description Andrey Guskov 2017-11-03 14:16:50 UTC 
r254284 triggers this:

/source/gcc/testsuite/gcc.target/i386/pr82002-2a.c:14:1: internal compiler error: in extract_insn, at recog.c:2305
0x5b709a _fatal_insn(char const*, rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:108
0x5b70b8 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:116
0xc07c54 extract_insn(rtx_insn*)
        /source/gcc/recog.c:2305
0xc08d48 extract_constrain_insn(rtx_insn*)
        /source/gcc/recog.c:2205
0xc1275f copyprop_hardreg_forward_1
        /source/gcc/regcprop.c:790
0xc1342f execute
        /source/gcc/regcprop.c:1296
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
compiler exited with status 1
XFAIL: gcc.target/i386/pr82002-2a.c (internal compiler error)
FAIL: gcc.target/i386/pr82002-2a.c (test for excess errors)

Option set:
-with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-shared --enable-host-shared --enable-clocale=gnu --enable-cloog-backend=isl --enable-languages=c,c++,fortran,jit,lto -with-arch=haswell --with-cpu=haswell
Comment 1 Andrey Guskov 2017-11-03 16:41:23 UTC 
pr82002-2b is also affected:

/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c: In function 'b':
/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c:14:1: error: unrecognizable insn:
(insn 40 39 41 2 (set (reg:DI 4 si)
        (plus:DI (reg/f:DI 7 sp)
            (const_int 10000000080 [0x2540be450]))) "/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c":14 -1
     (nil))
during RTL pass: cprop_hardreg
/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c:14:1: internal compiler error: in extract_insn, at recog.c:2305
0x5b709a _fatal_insn(char const*, rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:108
0x5b70b8 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:116
0xc07c54 extract_insn(rtx_insn*)
        /source/gcc/recog.c:2305
0xc08d48 extract_constrain_insn(rtx_insn*)
        /source/gcc/recog.c:2205
0xc1275f copyprop_hardreg_forward_1
        /source/gcc/regcprop.c:790
0xc1342f execute
        /source/gcc/regcprop.c:1296
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
compiler exited with status 1
XFAIL: gcc.target/i386/pr82002-2b.c (internal compiler error)
FAIL: gcc.target/i386/pr82002-2b.c (test for excess errors)
Excess errors:
/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c:14:1: error: unrecognizable insn:
(insn 40 39 41 2 (set (reg:DI 4 si)
        (plus:DI (reg/f:DI 7 sp)
            (const_int 10000000080 [0x2540be450]))) "/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c":14 -1
     (nil))
during RTL pass: cprop_hardreg
/source/gcc/testsuite/gcc.target/i386/pr82002-2b.c:14:1: internal compiler error: in extract_insn, at recog.c:2305
0x5b709a _fatal_insn(char const*, rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:108
0x5b70b8 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        /source/gcc/rtl-error.c:116
0xc07c54 extract_insn(rtx_insn*)
        /source/gcc/recog.c:2305
0xc08d48 extract_constrain_insn(rtx_insn*)
        /source/gcc/recog.c:2205
0xc1275f copyprop_hardreg_forward_1
        /source/gcc/regcprop.c:790
0xc1342f execute
        /source/gcc/regcprop.c:1296
Comment 2 Uroš Bizjak 2017-11-03 17:43:41 UTC 
Daniel, I told you not to commit failing testcasess ;)
Comment 3 Daniel Santos 2017-11-03 20:36:29 UTC 
do'h! Sorry, I thought I had them all xfailing!  Will be fixed shortly...
Comment 4 Uroš Bizjak 2017-11-06 13:38:55 UTC 
Dup.

*** This bug has been marked as a duplicate of bug 82002 ***