Alessandro Bonazzi
e075990ed3
Files correlati : Commento : Aggiunto il preprocessore c++ mcpp per sostituire il compilatore nella compilazione delle maschere.
31 lines
987 B
C
31 lines
987 B
C
/* n_24.c: # operator in macro definition / 1. */
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#define str( a) # a
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/* 24.1: */
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/* "a+b"; */
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str( a+b);
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/* 24.2: White spaces between tokens of operand are converted to one space.
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*/
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/* "ab + cd"; */
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str( ab /* comment */ +
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cd );
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/* 24.5: Token separator inserted by macro expansion should be removed.
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(Meanwhile, tokens should not be merged. See 21.2.) */
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#define xstr( a) str( a)
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#define f(a) a
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/* "x-y"; */
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xstr( x-f(y));
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/* { dg-do preprocess }
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{ dg-final { if ![file exist n_24.i] { return } } }
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{ dg-final { if \{ [grep n_24.i "\"a\\+b\""] != "" \} \{ } }
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{ dg-final { if \{ [grep n_24.i "\"ab \\+ cd\""] != "" \} \{ } }
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{ dg-final { if \{ [grep n_24.i "\"x-y\""] != "" \} \{ } }
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{ dg-final { return \} \} \} } }
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{ dg-final { fail "n_24.c: #operator" } }
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*/
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