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-rw-r--r--gcc/ada/sem_ch5.adb13
1 files changed, 12 insertions, 1 deletions
diff --git a/gcc/ada/sem_ch5.adb b/gcc/ada/sem_ch5.adb
index 3e79179..0c9c56e 100644
--- a/gcc/ada/sem_ch5.adb
+++ b/gcc/ada/sem_ch5.adb
@@ -316,7 +316,18 @@ package body Sem_Ch5 is
Get_First_Interp (Lhs, I, It);
while Present (It.Typ) loop
- if Has_Compatible_Type (Rhs, It.Typ) then
+ -- An indexed component with generalized indexing is always
+ -- overloaded with the corresponding dereference. Discard
+ -- the interpretation that yields a reference type, which
+ -- is not assignable.
+
+ if Nkind (Lhs) = N_Indexed_Component
+ and then Present (Generalized_Indexing (Lhs))
+ and then Has_Implicit_Dereference (It.Typ)
+ then
+ null;
+
+ elsif Has_Compatible_Type (Rhs, It.Typ) then
if T1 /= Any_Type then
-- An explicit dereference is overloaded if the prefix