27 lines
643 B
C
27 lines
643 B
C
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/* n_22.c: Tokenization of preprocessing number. */
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#include "defs.h"
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#define str( a) # a
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#define xstr( a) str( a)
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#define EXP 1
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main( void)
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{
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fputs( "started\n", stderr);
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/* 22.1: 12E+EXP is a preprocessing number, EXP is not expanded. */
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assert( strcmp( xstr( 12E+EXP), "12E+EXP") == 0);
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/* 22.2: .2e-EXP is also a preprocessing number. */
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assert( strcmp( xstr( .2e-EXP), ".2e-EXP") == 0);
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/* 22.3: + or - is allowed only following E or e, 12+EXP is not a
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preprocessing number. */
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assert( strcmp( xstr( 12+EXP), "12+1") == 0);
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fputs( "success\n", stderr);
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return 0;
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}
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