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30 行
636 B
30 行
636 B
#include <stdio.h>
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int main()
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{
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/* must not affect how #pragma ppop_macro works */
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#define pop_macro foobar1
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/* must not affect how #pragma push_macro works */
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#define push_macro foobar2
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#undef abort
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#define abort "111"
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printf("abort = %s\n", abort);
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#pragma push_macro("abort")
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#undef abort
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#define abort "222"
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printf("abort = %s\n", abort);
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#pragma push_macro("abort")
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#undef abort
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#define abort "333"
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printf("abort = %s\n", abort);
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#pragma pop_macro("abort")
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printf("abort = %s\n", abort);
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#pragma pop_macro("abort")
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printf("abort = %s\n", abort);
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}
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