1 files changed, 15 insertions, 0 deletions
diff --git a/clang/test/Sema/format-strings-size_t.c b/clang/test/Sema/format-strings-size_t.c
new file mode 100644
index 0000000..7f88ff3
--- /dev/null
+++ b/clang/test/Sema/format-strings-size_t.c
@@ -0,0 +1,15 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -verify %s
+
+int printf(char const *, ...);
+
+void test(void) {
+  // size_t
+  printf("%zu", (double)42); // expected-warning {{format specifies type 'size_t' (aka 'unsigned long') but the argument has type 'double'}}
+
+  // intmax_t / uintmax_t
+  printf("%jd", (double)42); // expected-warning {{format specifies type 'intmax_t' (aka 'long') but the argument has type 'double'}}
+  printf("%ju", (double)42); // expected-warning {{format specifies type 'uintmax_t' (aka 'unsigned long') but the argument has type 'double'}}
+
+  // ptrdiff_t
+  printf("%td", (double)42); // expected-warning {{format specifies type 'ptrdiff_t' (aka 'long') but the argument has type 'double'}}
+}