[PATCH] tests: avoid -Wformat= warning re unsigned mismatch

* tests/test-printf-posix2.c: Specify unsigned int.
---
 ChangeLog                  | 5 +++++
 tests/test-printf-posix2.c | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 0a0be0feed..3031ad3dd4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2026-08-14  Pádraig Brady  <[email protected]>
+
+	tests: avoid -Wformat= warning re unsigned mismatch
+	* tests/test-printf-posix2.c: Specify unsigned int.
+
 2026-08-14  Pádraig Brady  <[email protected]>
 
 	*printf: Detect %Lf large precision issue on Solaris
diff --git a/tests/test-printf-posix2.c b/tests/test-printf-posix2.c
index d551b39ebc..8fdb1b2c83 100644
--- a/tests/test-printf-posix2.c
+++ b/tests/test-printf-posix2.c
@@ -104,7 +104,7 @@ main (int argc, char *argv[])
       ret = printf ("%.10000000d", -1);
       return !(ret == 10000001 || (ret < 0 && errno == ENOMEM));
     case 6:
-      ret = printf ("%.10000000u", 1);
+      ret = printf ("%.10000000u", 1u);
       return !(ret == 10000000 || (ret < 0 && errno == ENOMEM));
     }
   return 0;
-- 
2.55.0