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1// RUN: %clang_cc1 -triple thumbv7-apple-ios -Wno-objc-root-class -fsyntax-only -verify -Wformat %s
2// RUN: %clang_cc1 -triple thumbv7-apple-ios -Wno-objc-root-class -fsyntax-only -verify -Wformat-pedantic -DPEDANTIC %s
3// RUN: %clang_cc1 -triple thumbv7k-apple-watchos2.0.0 -fsyntax-only -fblocks -verify %s
4// RUN: %clang_cc1 -triple thumbv7k-apple-watchos2.0.0 -fsyntax-only -fblocks -verify -Wformat-pedantic -DPEDANTIC %s
5
6#if !defined(PEDANTIC)
7// expected-no-diagnostics
8#endif
9
10#if __LP64__
11typedef unsigned long NSUInteger;
12typedef long NSInteger;
13typedef long ptrdiff_t;
14#else
15typedef unsigned int NSUInteger;
16typedef int NSInteger;
17#if __is_target_os(watchos)
18  // Watch ABI uses long for ptrdiff_t.
19  typedef long ptrdiff_t;
20#else
21  typedef int ptrdiff_t;
22#endif
23#endif
24
25@class NSString;
26
27extern void NSLog(NSString *format, ...);
28
29void testSizeSpecifier() {
30  NSInteger i = 0;
31  NSUInteger j = 0;
32  NSLog(@"max NSInteger = %zi", i);
33  NSLog(@"max NSUinteger = %zu", j);
34
35#if defined(PEDANTIC)
36  // expected-warning@-4 {{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
37  // expected-warning@-4 {{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
38#endif
39}
40
41void testPtrdiffSpecifier(ptrdiff_t x) {
42  NSInteger i = 0;
43  NSUInteger j = 0;
44
45  NSLog(@"ptrdiff_t NSUinteger: %tu", j);
46  NSLog(@"ptrdiff_t NSInteger: %td", i);
47  NSLog(@"ptrdiff_t %tu, %td", x, x);
48#if __is_target_os(watchos) && defined(PEDANTIC)
49  // expected-warning@-4 {{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
50  // expected-warning@-4 {{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
51#endif
52}
53