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authorEric Botcazou <ebotcazou@adacore.com>2023-09-27 20:42:41 +0200
committerMarc Poulhiès <poulhies@adacore.com>2023-10-10 14:12:28 +0200
commite05e5d6bc60f938717a58a3a715c67236b0b2974 (patch)
tree57fed7fcfc2fb4c0468db8e04076bd46d8f8ad71
parent6bd83c90191a512d2c9094623248219d610b4372 (diff)
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ada: Fix bad finalization of limited aggregate in conditional expression
This happens when the conditional expression is immediately returned, for example in an expression function. gcc/ada/ * exp_aggr.adb (Is_Build_In_Place_Aggregate_Return): Return true if the aggregate is a dependent expression of a conditional expression being returned from a build-in-place function.
-rw-r--r--gcc/ada/exp_aggr.adb13
1 files changed, 10 insertions, 3 deletions
diff --git a/gcc/ada/exp_aggr.adb b/gcc/ada/exp_aggr.adb
index 165f517..e5f3632 100644
--- a/gcc/ada/exp_aggr.adb
+++ b/gcc/ada/exp_aggr.adb
@@ -173,8 +173,11 @@ package body Exp_Aggr is
------------------------------------------------------
function Is_Build_In_Place_Aggregate_Return (N : Node_Id) return Boolean;
- -- True if N is an aggregate (possibly qualified or converted) that is
- -- being returned from a build-in-place function.
+ -- True if N is an aggregate (possibly qualified or a dependent expression
+ -- of a conditional expression, and possibly recursively so) that is being
+ -- returned from a build-in-place function. Such qualified and conditional
+ -- expressions are transparent for this purpose because an enclosing return
+ -- is propagated resp. distributed into these expressions by the expander.
function Build_Record_Aggr_Code
(N : Node_Id;
@@ -8463,7 +8466,11 @@ package body Exp_Aggr is
P : Node_Id := Parent (N);
begin
- while Nkind (P) = N_Qualified_Expression loop
+ while Nkind (P) in N_Case_Expression
+ | N_Case_Expression_Alternative
+ | N_If_Expression
+ | N_Qualified_Expression
+ loop
P := Parent (P);
end loop;