32 lines
618 B
C
32 lines
618 B
C
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/* n_13_7.c: Short-circuit evaluation of #if expression. */
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#include "defs.h"
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#define MACRO_0 0
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main( void)
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{
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fputs( "started\n", stderr);
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/* 13.7: 10/0 or 10/MACRO_0 are never evaluated, "divide by zero" error
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cannot occur. */
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#if 0 && 10 / 0
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exit( 1);
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#endif
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#if not_defined && 10 / not_defined
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exit( 1);
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#endif
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#if MACRO_0 && 10 / MACRO_0 > 1
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exit( 1);
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#endif
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#if MACRO_0 ? 10 / MACRO_0 : 0
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exit( 1);
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#endif
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#if MACRO_0 == 0 || 10 / MACRO_0 > 1 /* Valid block */
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fputs( "success\n", stderr);
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return 0;
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#else
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exit( 1);
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#endif
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}
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