@@ -4836,6 +4836,13 @@ package body Sem_Ch8 is
Set_In_Use (Base_Type (T), False);
Set_Current_Use_Clause (T, Empty);
Set_Current_Use_Clause (Base_Type (T), Empty);
+
+ -- See Use_One_Type for the rationale. This is a bit on the naive
+ -- side, but should be good enough in practice.
+
+ if Is_Tagged_Type (T) then
+ Set_In_Use (Class_Wide_Type (T), False);
+ end if;
end if;
end if;
@@ -9985,7 +9992,10 @@ package body Sem_Ch8 is
Set_In_Use (T);
-- If T is tagged, primitive operators on class-wide operands are
- -- also available.
+ -- also deemed available. Note that this is really necessary only
+ -- in semantics-only mode, because the primitive operators are not
+ -- fully constructed in this mode, but we do it in all modes for the
+ -- sake of uniformity, as this should not matter in practice.
if Is_Tagged_Type (T) then
Set_In_Use (Class_Wide_Type (T));
new file mode 100644
@@ -0,0 +1,10 @@
+-- { dg-do compile }
+-- { dg-options "-O -gnatn" }
+with Inline17_Pkg1; use Inline17_Pkg1;
+with Inline17_Pkg2; use Inline17_Pkg2;
+
+procedure Inline17 is
+ use type SQL_Field;
+begin
+ Test;
+end;
new file mode 100644
@@ -0,0 +1,15 @@
+with Inline17_Pkg2; use Inline17_Pkg2;
+
+package body Inline17_Pkg1 is
+
+ procedure Test is
+ begin
+ null;
+ end;
+
+ function Get (Field : SQL_Field) return Integer is
+ begin
+ return +Field;
+ end;
+
+end Inline17_Pkg1;
new file mode 100644
@@ -0,0 +1,7 @@
+
+package Inline17_Pkg1 is
+
+ procedure Test;
+ pragma Inline (Test);
+
+end Inline17_Pkg1;
new file mode 100644
@@ -0,0 +1,10 @@
+with Inline17_Pkg3; use Inline17_Pkg3;
+
+package Inline17_Pkg2 is
+
+ subtype SQL_Field is Inline17_Pkg3.SQL_Field;
+
+ function "+" (Field : SQL_Field'Class) return Integer renames
+ Inline17_Pkg3."+";
+
+end Inline17_Pkg2;
new file mode 100644
@@ -0,0 +1,14 @@
+
+package body Inline17_Pkg3 is
+
+ function "+" (Field : SQL_Field'Class) return Integer is
+ begin
+ return 0;
+ end;
+
+ function Unchecked_Get (Self : Ref) return Integer is
+ begin
+ return Self.Data;
+ end;
+
+end Inline17_Pkg3;
new file mode 100644
@@ -0,0 +1,16 @@
+
+package Inline17_Pkg3 is
+
+ type SQL_Field is tagged null record;
+
+ function "+" (Field : SQL_Field'Class) return Integer;
+
+ type Ref is record
+ Data : Integer;
+ end record;
+
+ function Unchecked_Get (Self : Ref) return Integer with Inline_Always;
+
+ function Get (Self : Ref) return Integer is (Unchecked_Get (Self));
+
+end Inline17_Pkg3;