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-rw-r--r--gcc/ada/a-coinho-shared.adb9
1 files changed, 5 insertions, 4 deletions
diff --git a/gcc/ada/a-coinho-shared.adb b/gcc/ada/a-coinho-shared.adb
index c9f117e..df2d55a 100644
--- a/gcc/ada/a-coinho-shared.adb
+++ b/gcc/ada/a-coinho-shared.adb
@@ -38,12 +38,13 @@ package body Ada.Containers.Indefinite_Holders is
function "=" (Left, Right : Holder) return Boolean is
begin
- if Left.Reference = null and Right.Reference = null then
+ if Left.Reference = Right.Reference then
+ -- Covers both null and not null but the same shared object cases.
+
return True;
elsif Left.Reference /= null and Right.Reference /= null then
return Left.Reference.Element.all = Right.Reference.Element.all;
-
else
return False;
end if;
@@ -66,6 +67,7 @@ package body Ada.Containers.Indefinite_Holders is
begin
if Control.Container /= null then
Reference (Control.Container.Reference);
+
declare
B : Natural renames Control.Container.Busy;
begin
@@ -122,10 +124,9 @@ package body Ada.Containers.Indefinite_Holders is
(Element => Container.Reference.Element.all'Access,
Control => (Controlled with Container'Unrestricted_Access));
B : Natural renames Ref.Control.Container.Busy;
-
begin
Reference (Ref.Control.Container.Reference);
- B := B + 1;
+ B := B + 1;
return Ref;
end Constant_Reference;