[Bug target/80214] New: ICE in s390_initial_elimination_offset, at config/s390/s390.c:10249

["marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80214

            Bug ID: 80214
           Summary: ICE in s390_initial_elimination_offset, at
                    config/s390/s390.c:10249
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
  Target Milestone: ---
              Host: x86_64-linux-gnu
            Target: s390x-suse-linux

Following test-case ICEs:

$ cat /tmp/tmp4b6ua9cs.i
int a;
int b () { __builtin_eh_return (b, a); }

$ s390x-linux-gnu-gcc -march=z10 /tmp/tmp4b6ua9cs.i
/tmp/tmp4b6ua9cs.i: In function ‘b’:
/tmp/tmp4b6ua9cs.i:2:33: warning: passing argument 1 of ‘__builtin_eh_return’
makes integer from pointer without a cast [-Wint-conversion]
 int b () { __builtin_eh_return (b, a); }
                                 ^
/tmp/tmp4b6ua9cs.i:2:33: note: expected ‘long int’ but argument is of type ‘int
(*)()’
/tmp/tmp4b6ua9cs.i:2:36: warning: passing argument 2 of ‘__builtin_eh_return’
makes pointer from integer without a cast [-Wint-conversion]
 int b () { __builtin_eh_return (b, a); }
                                    ^
/tmp/tmp4b6ua9cs.i:2:36: note: expected ‘void *’ but argument is of type ‘int’
/tmp/tmp4b6ua9cs.i:2:1: internal compiler error: in
s390_initial_elimination_offset, at config/s390/s390.c:10399
 int b () { __builtin_eh_return (b, a); }
 ^~~
0xea6264 s390_initial_elimination_offset(int, int)
        .././../gcc/config/s390/s390.c:10399
0xadf85d set_initial_elim_offsets
        .././../gcc/reload1.c:3841
0xaeb729 calculate_elim_costs_all_insns()
        .././../gcc/reload1.c:1562
0x9ae72d ira_costs()
        .././../gcc/ira-costs.c:2258
0x9a8188 ira_build()
        .././../gcc/ira-build.c:3420
0x99edae ira
        .././../gcc/ira.c:5287
0x99edae execute
        .././../gcc/ira.c:5592