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-rw-r--r--gcc/fortran/ChangeLog6
-rw-r--r--gcc/fortran/resolve.c8
2 files changed, 14 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 4d5088e..e13a46b 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,9 @@
+2013-05-27 Bud Davis <jmdavis@link.com>
+
+ PR fortran/50405
+ * resolve.c (resolve_formal_arglist): Detect error when an argument
+ has the same name as the function.
+
2013-05-27 Tobias Burnus <burnus@net-b.de>
* expr.c (gfc_build_intrinsic_call): Make symbol as attr.artificial.
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c
index a63ee93..78a1038 100644
--- a/gcc/fortran/resolve.c
+++ b/gcc/fortran/resolve.c
@@ -306,6 +306,14 @@ resolve_formal_arglist (gfc_symbol *proc)
&& !resolve_procedure_interface (sym))
return;
+ if (strcmp (proc->name, sym->name) == 0)
+ {
+ gfc_error ("Self-referential argument "
+ "'%s' at %L is not allowed", sym->name,
+ &proc->declared_at);
+ return;
+ }
+
if (sym->attr.if_source != IFSRC_UNKNOWN)
resolve_formal_arglist (sym);