diff options
Diffstat (limited to 'gcc/fortran/interface.c')
| -rw-r--r-- | gcc/fortran/interface.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index f6233b7..1eb09ac 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -3252,8 +3252,14 @@ gfc_procedure_use (gfc_symbol *sym, gfc_actual_arglist **ap, locus *where) for calling a ISO_C_BINDING because c_loc and c_funloc are pseudo-unknown. Additionally, warn about procedures not explicitly declared at all if requested. */ - if (sym->attr.if_source == IFSRC_UNKNOWN && ! sym->attr.is_iso_c) + if (sym->attr.if_source == IFSRC_UNKNOWN && !sym->attr.is_iso_c) { + if (sym->ns->has_implicit_none_export && sym->attr.proc == PROC_UNKNOWN) + { + gfc_error ("Procedure '%s' called at %L is not explicitly declared", + sym->name, where); + return false; + } if (gfc_option.warn_implicit_interface) gfc_warning ("Procedure '%s' called with an implicit interface at %L", sym->name, where); |