зеркало из https://github.com/microsoft/clang-1.git
13 строки
239 B
C
13 строки
239 B
C
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// RUN: clang %s -E | grep 'pre: 1 1 X' &&
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// RUN: clang %s -E | grep 'nopre: 1A(X)'
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/* Preexpansion of argument. */
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#define A(X) 1 X
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pre: A(A(X))
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/* The ## operator disables preexpansion. */
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#undef A
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#define A(X) 1 ## X
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nopre: A(A(X))
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