[Bug tree-optimization/89248] New: internal compiler error: in expand_LOOP_VECTORIZED, at internal-fn.c:2409

[gsocshubham at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89248

            Bug ID: 89248
           Summary: internal compiler error: in expand_LOOP_VECTORIZED, at
                    internal-fn.c:2409
           Product: gcc
           Version: 8.2.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gsocshubham at gmail dot com
  Target Milestone: ---
              Host: x86_64-linux-gnu
            Target: x86_64-linux-gnu
             Build: x86_64-linux-gnu

Created attachment 45642
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45642&action=edit
Preprocessed code of file named "work23_crash1.c"

-----------------COMMAND LINE USED FOR COMPILATION------------------------

~/gcc-8.2/build/gcc/xgcc -B ~/gcc-8.2/build/gcc/ -w work23_crash1.c -O3
during RTL pass: expand
work23_crash1.c: In function ‘func_20.constprop’:
work23_crash1.c:975:24: internal compiler error: in expand_LOOP_VECTORIZED, at
internal-fn.c:2409
 static int8_t * const  func_20(uint32_t  p_21, int8_t * p_22, struct S0  p_23,
int8_t * p_24)
                        ^~~~~~~
0x92d027 expand_LOOP_VECTORIZED
        ../../gcc-8.2.0/gcc/internal-fn.c:2409
0x76e107 expand_call_stmt
        ../../gcc-8.2.0/gcc/cfgexpand.c:2598
0x76e107 expand_gimple_stmt_1
        ../../gcc-8.2.0/gcc/cfgexpand.c:3624
0x76e107 expand_gimple_stmt
        ../../gcc-8.2.0/gcc/cfgexpand.c:3790
0x76f74d expand_gimple_basic_block
        ../../gcc-8.2.0/gcc/cfgexpand.c:5819
0x774bd6 execute
        ../../gcc-8.2.0/gcc/cfgexpand.c:6425
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.


---------------------------REDUCED CODE-----------------------------------

a;
b() {
  void *c = &&d;
  for (;;)
  d:
    if (a)
      ;
    else
      a = ({ 0 < b; });
}


-------------------------COMPILER BUILD OPTION-----------------------------

Using built-in specs.
COLLECT_GCC=/home/extended_csmith/gcc-8.2/build/gcc/xgcc
Target: x86_64-pc-linux-gnu
Configured with: ../gcc-8.2.0/configure --enable-languages=c,c++ --enable-lto
--disable-bootstrap
Thread model: posix
gcc version 8.2.0 (GCC)