* [COMMITTED] ada: Crash processing the accessibility level of an actual parameter
@ 2023-09-26 11:46 Marc Poulhiès
0 siblings, 0 replies; only message in thread
From: Marc Poulhiès @ 2023-09-26 11:46 UTC (permalink / raw)
To: gcc-patches; +Cc: Javier Miranda
From: Javier Miranda <miranda@adacore.com>
gcc/ada/
* exp_ch6.adb (Expand_Call_Helper): When computing the
accessibility level of an actual parameter based on the
expresssion of a constant declaration, add missing support for
deferred constants
Tested on x86_64-pc-linux-gnu, committed on master.
---
gcc/ada/exp_ch6.adb | 24 +++++++++++++++++-------
1 file changed, 17 insertions(+), 7 deletions(-)
diff --git a/gcc/ada/exp_ch6.adb b/gcc/ada/exp_ch6.adb
index beb2e2f90f0..c1d5fa3c08b 100644
--- a/gcc/ada/exp_ch6.adb
+++ b/gcc/ada/exp_ch6.adb
@@ -4352,13 +4352,23 @@ package body Exp_Ch6 is
-- Generate the accessibility level based on the expression in
-- the constant's declaration.
- Add_Extra_Actual
- (Expr => Accessibility_Level
- (Expr => Expression
- (Parent (Entity (Prev))),
- Level => Dynamic_Level,
- Allow_Alt_Model => False),
- EF => Extra_Accessibility (Formal));
+ declare
+ Ent : Entity_Id := Entity (Prev);
+
+ begin
+ -- Handle deferred constants
+
+ if Present (Full_View (Ent)) then
+ Ent := Full_View (Ent);
+ end if;
+
+ Add_Extra_Actual
+ (Expr => Accessibility_Level
+ (Expr => Expression (Parent (Ent)),
+ Level => Dynamic_Level,
+ Allow_Alt_Model => False),
+ EF => Extra_Accessibility (Formal));
+ end;
-- Normal case
--
2.42.0
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2023-09-26 11:46 [COMMITTED] ada: Crash processing the accessibility level of an actual parameter Marc Poulhiès
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