https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77942
Bug ID: 77942
Summary: ICE: Floating point exception, in gfc_simplify_cshift,
at fortran/simplify.c:1845
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gerhard.steinmetz.fort...@t-online.de
Target Milestone: ---
Affects version 6 and 7, works with 5 and below.
$ cat z1.f90
program p
character, parameter :: c(2) = 'a'
print *, cshift(c(2:1), 1)
end
$ cat z3.f90
program p
character, parameter :: c(*) = [character ::]
print *, cshift(c, 1)
end
$ gfortran-7-20161009 z1.f90
f951: internal compiler error: Floating point exception
0xc2a7cf crash_signal
../../gcc/toplev.c:337
0x703c5f gfc_simplify_cshift(gfc_expr*, gfc_expr*, gfc_expr*)
../../gcc/fortran/simplify.c:1845
0x69beb1 do_simplify
../../gcc/fortran/intrinsic.c:4269
0x6a5c9c gfc_intrinsic_func_interface(gfc_expr*, int)
../../gcc/fortran/intrinsic.c:4618
0x6ebc71 resolve_unknown_f
../../gcc/fortran/resolve.c:2718
0x6ebc71 resolve_function
../../gcc/fortran/resolve.c:3020
0x6ebc71 gfc_resolve_expr(gfc_expr*)
../../gcc/fortran/resolve.c:6356
0x6f0a31 gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:10580
0x6f06f7 gfc_resolve_blocks(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:9629
0x6f0b3e gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:10570
0x6f33b2 resolve_codes
../../gcc/fortran/resolve.c:15739
0x6f34ae gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:15774
0x6ddfca resolve_all_program_units
../../gcc/fortran/parse.c:5879
0x6ddfca gfc_parse_file()
../../gcc/fortran/parse.c:6131
0x720e22 gfc_be_parse_file
../../gcc/fortran/f95-lang.c:198
