[Bug tree-optimization/105439] New: [13 Regression] ICE: in set_range_info_raw, at tree-ssanames.cc:356 at -O2 with __builtin_unreachable()

["zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105439

            Bug ID: 105439
           Summary: [13 Regression] ICE: in set_range_info_raw, at
                    tree-ssanames.cc:356 at -O2 with
                    __builtin_unreachable()
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Keywords: build, ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu

Created attachment 52912
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52912&action=edit
reduced testcase

This actually breaks build when compiling the mpfr:

during GIMPLE pass: vrp
/repo/gcc-trunk/mpfr/src/atan.c: In function 'mpfr_atan':
/repo/gcc-trunk/mpfr/src/atan.c:286:1: internal compiler error: in
set_range_info_raw, at tree-ssanames.cc:356
  286 | mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode)
      | ^~~~~~~~~

$ xgcc -v
Using built-in specs.
COLLECT_GCC=/repo/build-gcc-trunk-amd64/./prev-gcc/xgcc
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-r13-56-20220430001627-g66d1e440e14-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 13.0.0 20220430 (experimental) (GCC) 


Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 testcase.c 
during GIMPLE pass: vrp
testcase.c: In function 'foo':
testcase.c:4:1: internal compiler error: in set_range_info_raw, at
tree-ssanames.cc:356
    4 | foo (void)
      | ^~~
0x840cde set_range_info_raw(tree_node*, value_range_kind,
generic_wide_int<wide_int_ref_storage<false, true> > const&,
generic_wide_int<wide_int_ref_storage<false, true> > const&)
        /repo/gcc-trunk/gcc/tree-ssanames.cc:356
0x164af15 set_range_info
        /repo/gcc-trunk/gcc/tree-ssanames.cc:414
0x164af15 set_range_info(tree_node*, int_range<1u> const&)
        /repo/gcc-trunk/gcc/tree-ssanames.cc:424
0x16be605 vrp_asserts::remove_range_assertions()
        /repo/gcc-trunk/gcc/tree-vrp.cc:3754
0x16c8015 execute_vrp
        /repo/gcc-trunk/gcc/tree-vrp.cc:4245
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-r13-35-20220429111024-g44b09adb9ba-checking-yes-rtl-df-extra-nobootstrap-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
--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-r13-35-20220429111024-g44b09adb9ba-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 13.0.0 20220429 (experimental) (GCC)