diff options
Diffstat (limited to 'gcc/fortran/decl.c')
| -rw-r--r-- | gcc/fortran/decl.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/gcc/fortran/decl.c b/gcc/fortran/decl.c index 74aa684..f7734e1 100644 --- a/gcc/fortran/decl.c +++ b/gcc/fortran/decl.c @@ -2603,6 +2603,7 @@ gfc_match_entry (void) gfc_compile_state state; match m; gfc_entry_list *el; + locus old_loc; m = gfc_match_name (name); if (m != MATCH_YES) @@ -2690,8 +2691,26 @@ gfc_match_entry (void) } else { - /* An entry in a function. */ - m = gfc_match_formal_arglist (entry, 0, 0); + /* An entry in a function. + We need to take special care because writing + ENTRY f() + as + ENTRY f + is allowed, whereas + ENTRY f() RESULT (r) + can't be written as + ENTRY f RESULT (r). */ + old_loc = gfc_current_locus; + if (gfc_match_eos () == MATCH_YES) + { + gfc_current_locus = old_loc; + /* Match the empty argument list, and add the interface to + the symbol. */ + m = gfc_match_formal_arglist (entry, 0, 1); + } + else + m = gfc_match_formal_arglist (entry, 0, 0); + if (m != MATCH_YES) return MATCH_ERROR; |