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-rw-r--r--gcc/fortran/resolve.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c
index 9c178d0..e8ba487 100644
--- a/gcc/fortran/resolve.c
+++ b/gcc/fortran/resolve.c
@@ -11815,10 +11815,18 @@ start:
case EXEC_GOTO:
if (code->expr1 != NULL)
{
- if (code->expr1->ts.type != BT_INTEGER)
- gfc_error ("ASSIGNED GOTO statement at %L requires an "
- "INTEGER variable", &code->expr1->where);
- else if (code->expr1->symtree->n.sym->attr.assign != 1)
+ if (code->expr1->expr_type != EXPR_VARIABLE
+ || code->expr1->ts.type != BT_INTEGER
+ || (code->expr1->ref
+ && code->expr1->ref->type == REF_ARRAY)
+ || code->expr1->symtree == NULL
+ || (code->expr1->symtree->n.sym
+ && (code->expr1->symtree->n.sym->attr.flavor
+ == FL_PARAMETER)))
+ gfc_error ("ASSIGNED GOTO statement at %L requires a "
+ "scalar INTEGER variable", &code->expr1->where);
+ else if (code->expr1->symtree->n.sym
+ && code->expr1->symtree->n.sym->attr.assign != 1)
gfc_error ("Variable %qs has not been assigned a target "
"label at %L", code->expr1->symtree->n.sym->name,
&code->expr1->where);