diff options
Diffstat (limited to 'gcc/fortran/parse.c')
| -rw-r--r-- | gcc/fortran/parse.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/gcc/fortran/parse.c b/gcc/fortran/parse.c index 1d02c20..eebe448 100644 --- a/gcc/fortran/parse.c +++ b/gcc/fortran/parse.c @@ -1694,6 +1694,7 @@ parse_interface (void) gfc_interface_info save; gfc_state_data s1, s2; gfc_statement st; + locus proc_locus; accept_statement (ST_INTERFACE); @@ -1781,6 +1782,7 @@ loop: accept_statement (st); prog_unit = gfc_new_block; prog_unit->formal_ns = gfc_current_ns; + proc_locus = gfc_current_locus; decl: /* Read data declaration statements. */ @@ -1796,8 +1798,15 @@ decl: current_interface = save; gfc_add_interface (prog_unit); - pop_state (); + + if (current_interface.ns + && current_interface.ns->proc_name + && strcmp (current_interface.ns->proc_name->name, + prog_unit->name) == 0) + gfc_error ("INTERFACE procedure '%s' at %L has the same name as the " + "enclosing procedure", prog_unit->name, &proc_locus); + goto loop; done: |