https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77380
Bug ID: 77380
Summary: ICE in gfc_check_dependency, at
fortran/dependency.c:1255
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: ---
Invalid code, compiled at level -Og, -Os, -O1 or higher,
with debugging compiler (--enable-checking=yes) :
$ cat z1.f90
program p
integer :: z(2)[*] = 1
z(:)[1] = z(:)[*]
end
$ gfortran-7-20160821 -O2 -fcoarray=lib z1.f90
z1.f90:3:14:
z(:)[1] = z(:)[*]
1
Error: Coindex of codimension 1 must be a scalar at (1)
f951: internal compiler error: in gfc_check_dependency, at
fortran/dependency.c:1255
0x714b59 gfc_check_dependency(gfc_expr*, gfc_expr*, bool)
../../gcc/fortran/dependency.c:1255
0x7b0a2b optimize_assignment
../../gcc/fortran/frontend-passes.c:1181
0x7b0a2b optimize_code
../../gcc/fortran/frontend-passes.c:221
0x7b3459 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:3392
0x7b44b4 optimize_namespace
../../gcc/fortran/frontend-passes.c:1005
0x7b4670 gfc_run_passes(gfc_namespace*)
../../gcc/fortran/frontend-passes.c:132
0x6eeeb7 gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:15601
0x6da1aa resolve_all_program_units
../../gcc/fortran/parse.c:5855
0x6da1aa gfc_parse_file()
../../gcc/fortran/parse.c:6107
0x71c622 gfc_be_parse_file
../../gcc/fortran/f95-lang.c:198
