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-rw-r--r--gcc/fortran/io.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/fortran/io.c b/gcc/fortran/io.c
index 8d54107..8415df1 100644
--- a/gcc/fortran/io.c
+++ b/gcc/fortran/io.c
@@ -2205,6 +2205,21 @@ gfc_match_open (void)
if (!is_char_type ("ASYNCHRONOUS", open->asynchronous))
goto cleanup;
+ if (open->asynchronous->ts.kind != 1)
+ {
+ gfc_error ("ASYNCHRONOUS= specifier at %L must be of default "
+ "CHARACTER kind", &open->asynchronous->where);
+ return MATCH_ERROR;
+ }
+
+ if (open->asynchronous->expr_type == EXPR_ARRAY
+ || open->asynchronous->expr_type == EXPR_STRUCTURE)
+ {
+ gfc_error ("ASYNCHRONOUS= specifier at %L must be scalar",
+ &open->asynchronous->where);
+ return MATCH_ERROR;
+ }
+
if (open->asynchronous->expr_type == EXPR_CONSTANT)
{
static const char * asynchronous[] = { "YES", "NO", NULL };
@@ -3799,6 +3814,21 @@ if (condition) \
if (!is_char_type ("ASYNCHRONOUS", dt->asynchronous))
return MATCH_ERROR;
+ if (dt->asynchronous->ts.kind != 1)
+ {
+ gfc_error ("ASYNCHRONOUS= specifier at %L must be of default "
+ "CHARACTER kind", &dt->asynchronous->where);
+ return MATCH_ERROR;
+ }
+
+ if (dt->asynchronous->expr_type == EXPR_ARRAY
+ || dt->asynchronous->expr_type == EXPR_STRUCTURE)
+ {
+ gfc_error ("ASYNCHRONOUS= specifier at %L must be scalar",
+ &dt->asynchronous->where);
+ return MATCH_ERROR;
+ }
+
if (!compare_to_allowed_values
("ASYNCHRONOUS", asynchronous, NULL, NULL,
dt->asynchronous->value.character.string,