| 1 | // Example from C99 6.10.3.4p9 |
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| 2 | |
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| 3 | // RUN: %clang_cc1 -E %s | FileCheck -strict-whitespace %s |
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| 4 | |
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| 5 | #define debug(...) fprintf(stderr, __VA_ARGS__) |
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| 6 | #define showlist(...) puts(#__VA_ARGS__) |
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| 7 | #define report(test, ...) ((test)?puts(#test):\ |
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| 8 | printf(__VA_ARGS__)) |
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| 9 | debug("Flag"); |
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| 10 | // CHECK: fprintf(stderr, "Flag"); |
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| 11 | |
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| 12 | debug("X = %d\n", x); |
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| 13 | // CHECK: fprintf(stderr, "X = %d\n", x); |
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| 14 | |
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| 15 | showlist(The first, second, and third items.); |
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| 16 | // CHECK: puts("The first, second, and third items."); |
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| 17 | |
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| 18 | report(x>y, "x is %d but y is %d", x, y); |
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| 19 | // CHECK: ((x>y)?puts("x>y"): printf("x is %d but y is %d", x, y)); |
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| 20 | |
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| 21 | |
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