[gcc/devel/autopar_devel] [Ada] Fix small fallout of previous change for Analyze_Selected_Component

[gcc/devel/autopar_devel] [Ada] Fix small fallout of previous change for Analyze_Selected_Component

[Giuliano Belinassi]

https://gcc.gnu.org/g:549c4c7f541119f6f930d6ef18b96b889bfab2a8

commit 549c4c7f541119f6f930d6ef18b96b889bfab2a8
Author: Eric Botcazou <ebotcazou@adacore.com>
Date:   Sat May 2 17:35:02 2020 +0200

    [Ada] Fix small fallout of previous change for Analyze_Selected_Component
    
    2020-06-19  Eric Botcazou  <ebotcazou@adacore.com>
    
    gcc/ada/
    
            * sem_ch3.adb (Is_Visible_Component): Reason only on the private
            status of the original type in an instance body.

Diff:
---
 gcc/ada/sem_ch3.adb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/gcc/ada/sem_ch3.adb b/gcc/ada/sem_ch3.adb
index e33e3b35912..9e60d75152d 100644
--- a/gcc/ada/sem_ch3.adb
+++ b/gcc/ada/sem_ch3.adb
@@ -18864,7 +18864,9 @@ package body Sem_Ch3 is
       --  a component in a sibling package that is inherited from a visible
       --  component of a type in an ancestor package; the component in the
       --  sibling package should not be visible even though the component it
-      --  inherited from is visible). This does not apply however in the case
+      --  inherited from is visible), but instance bodies are not subject to
+      --  this second case since they have the Has_Private_View mechanism to
+      --  ensure proper visibility. This does not apply however in the case
       --  where the scope of the type is a private child unit, or when the
       --  parent comes from a local package in which the ancestor is currently
       --  visible. The latter suppression of visibility is needed for cases
@@ -18874,7 +18876,8 @@ package body Sem_Ch3 is
         or else
           (not Is_Private_Descendant (Type_Scope)
             and then not In_Open_Scopes (Type_Scope)
-            and then Has_Private_Declaration (Original_Type))
+            and then Has_Private_Declaration (Original_Type)
+            and then not In_Instance_Body)
       then
          --  If the type derives from an entity in a formal package, there
          --  are no additional visible components.