1 // RUN: cp %s %t
2 // RUN: %clang_cc1 -fsyntax-only -fixit %t
3 // RUN: %clang_cc1 -E -o - %t | FileCheck %s
4 
5 /* This is a test of the various code modification hints that are
6    provided as part of warning or extension diagnostics. Only
7    warnings for format strings within the function call will be
8    fixed by -fixit.  Other format strings will be left alone. */
9 
10 int printf(char const *, ...);
11 int scanf(char const *, ...);
12 
pr9751()13 void pr9751() {
14   const char kFormat1[] = "%s";
15   printf(kFormat1, 5);
16   printf("%s", 5);
17 
18   const char kFormat2[] = "%.3p";
19   void *p;
20   printf(kFormat2, p);
21   printf("%.3p", p);
22 
23   const char kFormat3[] = "%0s";
24   printf(kFormat3, "a");
25   printf("%0s", "a");
26 
27   const char kFormat4[] = "%hhs";
28   printf(kFormat4, "a");
29   printf("%hhs", "a");
30 
31   const char kFormat5[] = "%-0d";
32   printf(kFormat5, 5);
33   printf("%-0d", 5);
34 
35   const char kFormat6[] = "%00d";
36   int *i;
37   scanf(kFormat6, i);
38   scanf("%00d", i);
39 }
40 
41 // CHECK:  const char kFormat1[] = "%s";
42 // CHECK:  printf(kFormat1, 5);
43 // CHECK:  printf("%d", 5);
44 
45 // CHECK:  const char kFormat2[] = "%.3p";
46 // CHECK:  void *p;
47 // CHECK:  printf(kFormat2, p);
48 // CHECK:  printf("%p", p);
49 
50 // CHECK:  const char kFormat3[] = "%0s";
51 // CHECK:  printf(kFormat3, "a");
52 // CHECK:  printf("%s", "a");
53 
54 // CHECK:  const char kFormat4[] = "%hhs";
55 // CHECK:  printf(kFormat4, "a");
56 // CHECK:  printf("%s", "a");
57 
58 // CHECK:  const char kFormat5[] = "%-0d";
59 // CHECK:  printf(kFormat5, 5);
60 // CHECK:  printf("%-d", 5);
61 
62 // CHECK:  const char kFormat6[] = "%00d";
63 // CHECK:  int *i;
64 // CHECK:  scanf(kFormat6, i);
65 // CHECK:  scanf("%d", i);
66