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* [gcc r12-1584] [Ada] Fix handling of generic types in check for overlapping actuals
@ 2021-06-17 14:34 Pierre-Marie de Rodat
0 siblings, 0 replies; only message in thread
From: Pierre-Marie de Rodat @ 2021-06-17 14:34 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:679124db5bc81cca40d33543916cd82981601f06
commit r12-1584-g679124db5bc81cca40d33543916cd82981601f06
Author: Piotr Trojanek <trojanek@adacore.com>
Date: Wed Mar 10 10:38:57 2021 +0100
[Ada] Fix handling of generic types in check for overlapping actuals
gcc/ada/
* sem_warn.adb (Warn_On_Overlapping_Actuals): Ignore formal of
generic types, but keep examining other parameters.
Diff:
---
gcc/ada/sem_warn.adb | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/gcc/ada/sem_warn.adb b/gcc/ada/sem_warn.adb
index 1e62d478022..6db6d2ccfbe 100644
--- a/gcc/ada/sem_warn.adb
+++ b/gcc/ada/sem_warn.adb
@@ -3741,17 +3741,20 @@ package body Sem_Warn is
Form1 := First_Formal (Subp);
Act1 := First_Actual (N);
while Present (Form1) and then Present (Act1) loop
- if Is_Generic_Type (Etype (Act1)) then
- return;
- end if;
Form2 := Next_Formal (Form1);
Act2 := Next_Actual (Act1);
while Present (Form2) and then Present (Act2) loop
- if Refer_Same_Object (Act1, Act2) then
- if Is_Generic_Type (Etype (Act2)) then
- return;
- end if;
+
+ -- Ignore formals of generic types; they will be examined when
+ -- instantiated.
+
+ if Is_Generic_Type (Etype (Form1))
+ or else Is_Generic_Type (Etype (Form2))
+ then
+ null;
+
+ elsif Refer_Same_Object (Act1, Act2) then
-- Case 1: two writable elementary parameters that overlap
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2021-06-17 14:34 [gcc r12-1584] [Ada] Fix handling of generic types in check for overlapping actuals Pierre-Marie de Rodat
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