* [Ada] Generate debug info entry for user-defined access subtype
@ 2022-07-13 10:03 Pierre-Marie de Rodat
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From: Pierre-Marie de Rodat @ 2022-07-13 10:03 UTC (permalink / raw)
To: gcc-patches; +Cc: Eric Botcazou
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This is consistent with the other kinds of subtypes.
Tested on x86_64-pc-linux-gnu, committed on trunk
gcc/ada/
* gcc-interface/decl.cc (gnat_to_gnu_entity) <E_Access_Subtype>: Do
not reuse the TYPE_DECL of the base type.
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diff --git a/gcc/ada/gcc-interface/decl.cc b/gcc/ada/gcc-interface/decl.cc
--- a/gcc/ada/gcc-interface/decl.cc
+++ b/gcc/ada/gcc-interface/decl.cc
@@ -3867,7 +3867,7 @@ gnat_to_gnu_entity (Entity_Id gnat_entity, tree gnu_expr, bool definition)
case E_Access_Subtype:
/* We treat this as identical to its base type; any constraint is
meaningful only to the front-end. */
- gnu_decl = gnat_to_gnu_entity (gnat_equiv_type, NULL_TREE, false);
+ gnu_type = gnat_to_gnu_type (gnat_equiv_type);
maybe_present = true;
/* The designated subtype must be elaborated as well, if it does
@@ -3877,11 +3877,10 @@ gnat_to_gnu_entity (Entity_Id gnat_entity, tree gnu_expr, bool definition)
&& Is_Frozen (Directly_Designated_Type (gnat_entity))
&& No (Freeze_Node (Directly_Designated_Type (gnat_entity))))
{
- tree gnu_base_type = TREE_TYPE (gnu_decl);
- tree gnu_desig_base_type
- = TYPE_IS_FAT_POINTER_P (gnu_base_type)
- ? TREE_TYPE (TREE_TYPE (TYPE_FIELDS (gnu_base_type)))
- : TREE_TYPE (gnu_base_type);
+ tree gnu_desig_type
+ = TYPE_IS_FAT_POINTER_P (gnu_type)
+ ? TREE_TYPE (TREE_TYPE (TYPE_FIELDS (gnu_type)))
+ : TREE_TYPE (gnu_type);
/* If we are to defer elaborating incomplete types, make a dummy
type node and elaborate it later. */
@@ -3898,7 +3897,7 @@ gnat_to_gnu_entity (Entity_Id gnat_entity, tree gnu_expr, bool definition)
/* Otherwise elaborate the designated subtype only if its base type
has already been elaborated. */
- else if (!TYPE_IS_DUMMY_P (gnu_desig_base_type))
+ else if (!TYPE_IS_DUMMY_P (gnu_desig_type))
gnat_to_gnu_entity (Directly_Designated_Type (gnat_entity),
NULL_TREE, false);
}
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2022-07-13 10:03 [Ada] Generate debug info entry for user-defined access subtype Pierre-Marie de Rodat
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