https://gcc.gnu.org/g:d97947a3067c13dcd33eb1ef7aef14ca279316cf

commit r17-2565-gd97947a3067c13dcd33eb1ef7aef14ca279316cf
Author: Torbjörn SVENSSON <[email protected]>
Date:   Mon Jul 20 17:07:07 2026 +0200

    testsuite: cast argument to char* in can_deref_null [PR126261]
    
    gcc/testsuite/ChangeLog:
    
            PR testsuite/126261
            * lib/target-supports.exp (check_effective_target_can_deref_null):
            Cast argument to char*.
    
    Signed-off-by: Torbjörn SVENSSON <[email protected]>

Diff:
---
 gcc/testsuite/lib/target-supports.exp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/testsuite/lib/target-supports.exp 
b/gcc/testsuite/lib/target-supports.exp
index de98aeb27313..f43197779517 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -15183,7 +15183,7 @@ proc check_effective_target_can_deref_null { } {
        int
        main ()
        {
-         read_mem (0);
+         read_mem ((char *)0);
          return 0;
        }
       } "-O0 -fno-delete-null-pointer-checks -Wno-null-dereference"]

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