[Bug rtl-optimization/115051] New: ICE: RTL check: expected elt 2 type 'B', have '0' (rtx barrier) in BLOCK_FOR_INSN, at rtl.h:1495 with -O -finstrument-functions-once -finline-stringops -fprofile-use

[Bug rtl-optimization/115051] New: ICE: RTL check: expected elt 2 type 'B', have '0' (rtx barrier) in BLOCK_FOR_INSN, at rtl.h:1495 with -O -finstrument-functions-once -finline-stringops -fprofile-use

[zsojka at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115051

            Bug ID: 115051
           Summary: ICE: RTL check: expected elt 2 type 'B', have '0' (rtx
                    barrier) in BLOCK_FOR_INSN, at rtl.h:1495 with -O
                    -finstrument-functions-once -finline-stringops
                    -fprofile-use
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu
            Target: aarch64-unknown-linux-gnu

Created attachment 58184
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58184&action=edit
reduced testcase (from pr100519.c)

Compiler output:
$ aarch64-unknown-linux-gnu-gcc -O -finstrument-functions-once
-finline-stringops -fprofile-use testcase.c -w
during RTL pass: expand
testcase.c: In function 'foo':
testcase.c:11:1: internal compiler error: RTL check: expected elt 2 type 'B',
have '0' (rtx barrier) in BLOCK_FOR_INSN, at rtl.h:1495
   11 | }
      | ^
0x864446 rtl_check_failed_type1(rtx_def const*, int, int, char const*, int,
char const*)
        /repo/gcc-trunk/gcc/rtl.cc:751
0x7b242f BLOCK_FOR_INSN(rtx_def*)
        /repo/gcc-trunk/gcc/rtl.h:1495
0x7b5d1c BLOCK_FOR_INSN(rtx_def*)
        /repo/gcc-trunk/gcc/emit-rtl.cc:4384
0x7b5d1c set_block_for_insn(rtx_insn*, basic_block_def*)
        /repo/gcc-trunk/gcc/rtl.h:1500
0x7b5d1c add_insn_before(rtx_insn*, rtx_insn*, basic_block_def*)
        /repo/gcc-trunk/gcc/emit-rtl.cc:4379
0xeaf750 emit_pattern_before_noloc
        /repo/gcc-trunk/gcc/emit-rtl.cc:4647
0xdd034d commit_one_edge_insertion(edge_def*)
        /repo/gcc-trunk/gcc/cfgrtl.cc:2106
0xdd5671 commit_edge_insertions()
        /repo/gcc-trunk/gcc/cfgrtl.cc:2168
0xdb5b4b execute
        /repo/gcc-trunk/gcc/cfgexpand.cc:6959
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.

$ aarch64-unknown-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r15-380-20240511175912-g1b0919cd147-checking-yes-rtl-df-extra-nobootstrap-aarch64/bin/../libexec/gcc/aarch64-unknown-linux-gnu/15.0.0/lto-wrapper
Target: aarch64-unknown-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
--with-sysroot=/usr/aarch64-unknown-linux-gnu --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=aarch64-unknown-linux-gnu
--with-ld=/usr/bin/aarch64-unknown-linux-gnu-ld
--with-as=/usr/bin/aarch64-unknown-linux-gnu-as --enable-libsanitizer
--disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r15-380-20240511175912-g1b0919cd147-checking-yes-rtl-df-extra-nobootstrap-aarch64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20240509 (experimental) (GCC)

[Bug rtl-optimization/115051] ICE: RTL check: expected elt 2 type 'B', have '0' (rtx barrier) in BLOCK_FOR_INSN, at rtl.h:1495 with -O -finstrument-functions-once -finline-stringops -fprofile-use

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115051

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |DUPLICATE
             Status|UNCONFIRMED                 |RESOLVED

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup.

*** This bug has been marked as a duplicate of bug 113506 ***