1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
// Example from C99 6.10.3.4p9
// RUN: %clang_cc1 -E %s | FileCheck -strict-whitespace %s
#define debug(...) fprintf(stderr, __VA_ARGS__)
#define showlist(...) puts(#__VA_ARGS__)
#define report(test, ...) ((test)?puts(#test):\
printf(__VA_ARGS__))
debug("Flag");
// CHECK: fprintf(stderr, "Flag");
debug("X = %d\n", x);
// CHECK: fprintf(stderr, "X = %d\n", x);
showlist(The first, second, and third items.);
// CHECK: puts("The first, second, and third items.");
report(x>y, "x is %d but y is %d", x, y);
// CHECK: ((x>y)?puts("x>y"): printf("x is %d but y is %d", x, y));
|
