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-rw-r--r--gcc/ada/gcc-interface/trans.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/ada/gcc-interface/trans.c b/gcc/ada/gcc-interface/trans.c
index 0371d00..940bf5f 100644
--- a/gcc/ada/gcc-interface/trans.c
+++ b/gcc/ada/gcc-interface/trans.c
@@ -4450,6 +4450,7 @@ Call_to_gnu (Node_Id gnat_node, tree *gnu_result_type_p, tree gnu_target,
const bool suppress_type_conversion
= ((Nkind (gnat_actual) == N_Unchecked_Type_Conversion
&& (!in_param
+ || !is_by_ref_formal_parm
|| (Is_Composite_Type (Underlying_Type (gnat_formal_type))
&& !Is_Constrained (Underlying_Type (gnat_formal_type)))))
|| (Nkind (gnat_actual) == N_Type_Conversion