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* [Bug target/101504] New: [12 Regression] ICE: in lra_assign, at lra-assigns.c:1649 with -O2 -march=broadwell
@ 2021-07-19  7:17 zsojka at seznam dot cz
  2021-07-19  7:45 ` [Bug target/101504] " rguenth at gcc dot gnu.org
                   ` (5 more replies)
  0 siblings, 6 replies; 7+ messages in thread
From: zsojka at seznam dot cz @ 2021-07-19  7:17 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101504

            Bug ID: 101504
           Summary: [12 Regression] ICE: in lra_assign, at
                    lra-assigns.c:1649 with -O2 -march=broadwell
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu
            Target: x86_64-pc-linux-gnu

Created attachment 51170
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51170&action=edit
reduced testcase

Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 -march=broadwell testcase.c 
during RTL pass: reload
testcase.c: In function 'foo':
testcase.c:18:1: internal compiler error: in lra_assign, at lra-assigns.c:1649
   18 | }
      | ^
0xee2b8b lra_assign(bool&)
        /repo/gcc-trunk/gcc/lra-assigns.c:1649
0xedce4c lra(_IO_FILE*)
        /repo/gcc-trunk/gcc/lra.c:2387
0xe8ec59 do_reload
        /repo/gcc-trunk/gcc/ira.c:5932
0xe8ec59 execute
        /repo/gcc-trunk/gcc/ira.c:6118
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.

$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r12-2388-20210719001624-gbdea84c4b57-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--disable-bootstrap --with-cloog --with-ppl --with-isl
--build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r12-2388-20210719001624-gbdea84c4b57-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.0 20210719 (experimental) (GCC)

^ permalink raw reply	[flat|nested] 7+ messages in thread
end of thread, other threads:[~2021-07-23 13:11 UTC | newest]

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-- links below jump to the message on this page --
2021-07-19  7:17 [Bug target/101504] New: [12 Regression] ICE: in lra_assign, at lra-assigns.c:1649 with -O2 -march=broadwell zsojka at seznam dot cz
2021-07-19  7:45 ` [Bug target/101504] " rguenth at gcc dot gnu.org
2021-07-22  4:15 ` hjl.tools at gmail dot com
2021-07-22 12:33 ` hjl.tools at gmail dot com
2021-07-22 13:19 ` hjl.tools at gmail dot com
2021-07-23 13:11 ` cvs-commit at gcc dot gnu.org
2021-07-23 13:11 ` hjl.tools at gmail dot com

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