60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
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/* n_12.c: Integer preprocessing number token and type of #if expression. */
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#include "defs.h"
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#include <limits.h>
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main( void)
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{
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fputs( "started\n", stderr);
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/* 12.1: */
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#if LONG_MAX <= LONG_MIN
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fputs( "Bad evaluation of long.\n", stderr);
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exit( 1);
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#endif
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#if LONG_MAX <= 1073741823 /* 0x3FFFFFFF */
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fputs( "Bad evaluation of long.\n", stderr);
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exit( 1);
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#endif
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/* 12.2: */
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#if ULONG_MAX / 2 < LONG_MAX
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fputs( "Bad evaluation of unsigned long.\n", stderr);
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exit( 1);
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#endif
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/* 12.3: Octal number. */
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#if 0177777 != 65535
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fputs( "Bad evaluation of octal number.\n", stderr);
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exit( 1);
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#endif
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/* 12.4: Hexadecimal number. */
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#if 0Xffff != 65535 || 0xFfFf != 65535
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fputs( "Bad evaluation of hexadecimal number.\n", stderr);
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exit( 1);
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#endif
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/* 12.5: Suffix 'L' or 'l'. */
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#if 0L != 0 || 0l != 0
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fputs( "Bad evaluation of 'L' suffix.\n", stderr);
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exit( 1);
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#endif
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/* 12.6: Suffix 'U' or 'u'. */
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#if 1U != 1 || 1u != 1
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fputs( "Bad evaluation of 'U' suffix.\n", stderr);
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exit( 1);
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#endif
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/* 12.7: Negative integer. */
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#if 0 <= -1
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fputs( "Bad evaluation of negative number.\n", stderr);
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exit( 1);
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#endif
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fputs( "success\n", stderr);
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return 0;
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}
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