forked from OSchip/llvm-project
14 lines
529 B
C
14 lines
529 B
C
// Assorted macros to help test #include behavior across file boundaries.
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#define helper1 0
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void helper2(const char *, ...);
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#define M1(a, ...) helper2(a, ##__VA_ARGS__);
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// Note: M2 stresses vararg macro functions with macro arguments. The spelling
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// locations of the args used to be set to the expansion site, leading to
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// crashes (region LineEnd < LineStart). The regression test requires M2's line
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// number to be greater than the line number containing the expansion.
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#define M2(a, ...) M1(a, helper1, ##__VA_ARGS__);
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