[Bug target/106488] New: [13 Regression] ICE: in ix86_output_ssemov, at config/i386/i386.cc:5565 with -O2 -fno-dce -fno-tree-vrp -mf16c -fno-tree-coalesce-vars

[Bug target/106488] New: [13 Regression] ICE: in ix86_output_ssemov, at config/i386/i386.cc:5565 with -O2 -fno-dce -fno-tree-vrp -mf16c -fno-tree-coalesce-vars

[zsojka at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106488

            Bug ID: 106488
           Summary: [13 Regression] ICE: in ix86_output_ssemov, at
                    config/i386/i386.cc:5565 with -O2 -fno-dce
                    -fno-tree-vrp -mf16c -fno-tree-coalesce-vars
           Product: gcc
           Version: 13.0
            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 53389
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53389&action=edit
reduced testcase

Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 -fno-dce -fno-tree-vrp -mf16c
-fno-tree-coalesce-vars testcase.c -Wno-psabi
during RTL pass: final
testcase.c: In function 'foo':
testcase.c:16:1: internal compiler error: in ix86_output_ssemov, at
config/i386/i386.cc:5565
   16 | }
      | ^
0x82ca5f ix86_output_ssemov(rtx_insn*, rtx_def**)
        /repo/gcc-trunk/gcc/config/i386/i386.cc:5565
0xfe6ba3 final_scan_insn_1
        /repo/gcc-trunk/gcc/final.cc:2826
0xfe732b final_scan_insn(rtx_insn*, _IO_FILE*, int, int, int*)
        /repo/gcc-trunk/gcc/final.cc:2939
0xfe74d4 final_1
        /repo/gcc-trunk/gcc/final.cc:1996
0xfe81a8 rest_of_handle_final
        /repo/gcc-trunk/gcc/final.cc:4284
0xfe81a8 execute
        /repo/gcc-trunk/gcc/final.cc:4364
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
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-r13-1899-20220730103523-ga63b99f24df-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/13.0.0/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
--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-r13-1899-20220730103523-ga63b99f24df-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 13.0.0 20220730 (experimental) (GCC)

[Bug target/106488] [13 Regression] ICE: in ix86_output_ssemov, at config/i386/i386.cc:5565 with -O2 -fno-dce -fno-tree-vrp -mf16c -fno-tree-coalesce-vars

[roger at nextmovesoftware dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106488

Roger Sayle <roger at nextmovesoftware dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |DUPLICATE
   Target Milestone|---                         |13.0
                 CC|                            |roger at nextmovesoftware dot com
             Status|UNCONFIRMED                 |RESOLVED

--- Comment #1 from Roger Sayle <roger at nextmovesoftware dot com> ---
This is a duplicate of PR target/106450, and (will be) fixed resolved by the
patch  posted here:
https://gcc.gnu.org/pipermail/gcc-patches/2022-July/599081.html

*** This bug has been marked as a duplicate of bug 106450 ***