llvm-project/clang/test/Sema/format-strings-no-fixit.c

66 lines
1.6 KiB
C

// RUN: cp %s %t
// RUN: %clang_cc1 -fsyntax-only -fixit %t
// RUN: %clang_cc1 -E -o - %t | FileCheck %s
/* This is a test of the various code modification hints that are
provided as part of warning or extension diagnostics. Only
warnings for format strings within the function call will be
fixed by -fixit. Other format strings will be left alone. */
int printf(char const *, ...);
int scanf(char const *, ...);
void pr9751() {
const char kFormat1[] = "%s";
printf(kFormat1, 5);
printf("%s", 5);
const char kFormat2[] = "%.3p";
void *p;
printf(kFormat2, p);
printf("%.3p", p);
const char kFormat3[] = "%0s";
printf(kFormat3, "a");
printf("%0s", "a");
const char kFormat4[] = "%hhs";
printf(kFormat4, "a");
printf("%hhs", "a");
const char kFormat5[] = "%-0d";
printf(kFormat5, 5);
printf("%-0d", 5);
const char kFormat6[] = "%00d";
int *i;
scanf(kFormat6, i);
scanf("%00d", i);
}
// CHECK: const char kFormat1[] = "%s";
// CHECK: printf(kFormat1, 5);
// CHECK: printf("%d", 5);
// CHECK: const char kFormat2[] = "%.3p";
// CHECK: void *p;
// CHECK: printf(kFormat2, p);
// CHECK: printf("%p", p);
// CHECK: const char kFormat3[] = "%0s";
// CHECK: printf(kFormat3, "a");
// CHECK: printf("%s", "a");
// CHECK: const char kFormat4[] = "%hhs";
// CHECK: printf(kFormat4, "a");
// CHECK: printf("%s", "a");
// CHECK: const char kFormat5[] = "%-0d";
// CHECK: printf(kFormat5, 5);
// CHECK: printf("%-d", 5);
// CHECK: const char kFormat6[] = "%00d";
// CHECK: int *i;
// CHECK: scanf(kFormat6, i);
// CHECK: scanf("%d", i);