Files correlati : Commento : Aggiunto il preprocessore c++ mcpp per sostituire il compilatore nella compilazione delle maschere.
		
			
				
	
	
		
			38 lines
		
	
	
		
			1004 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1004 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /* n_11.c:  Operator "defined" in #if or #elif directive.   */
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| 
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| #define MACRO_abc   abc
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| #define MACRO_xyz   xyz
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| #define MACRO_0     0
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| #define ZERO_TOKEN
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| 
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| /* 11.1:    */
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| /*  abc;    */
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| /*  xyz;    */
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| #if     defined a
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|     a;
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| #else
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|     MACRO_abc;
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| #endif
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| #if     defined (MACRO_xyz)
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|     MACRO_xyz;
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| #else
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|     0;
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| #endif
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| 
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| /* 11.2:    "defined" is an unary operator whose result is 1 or 0.  */
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| #if     defined MACRO_0 * 3 != 3
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| #error  Bad handling of "defined" operator.
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| #endif
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| #if     (!defined ZERO_TOKEN != 0) || (-defined ZERO_TOKEN != -1)
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| #error  Bad grouping of "defined", !, - operator.
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| #endif
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| 
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| /* { dg-do preprocess }
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|    { dg-final { if ![file exist n_11.i] { return }                      } }
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|    { dg-final { if \{ [grep n_11.i "abc"] != ""                 \} \{   } }
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|    { dg-final { if \{ [grep n_11.i "xyz"] != ""                 \} \{   } }
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|    { dg-final { return \} \}                                            } }
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|    { dg-final { fail "n_11.c: 'defined' operator"                       } }
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|  */
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| 
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