27 lines
764 B
C
27 lines
764 B
C
// RUN: clang-cc -E %s | grep -F '"f(1, 2)" "g((x=y++, y))"' &&
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// RUN: clang-cc -E %s | grep -F '"{a=1" "b=2;}"' &&
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// RUN: clang-cc -E %s | grep -F '"<" "["' &&
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// RUN: clang-cc -E %s | grep -F '"(,)" "(...)"' &&
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// RUN: clang-cc -E %s | grep -F '{a=1 c=3; b=2;}' &&
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// RUN: clang-cc -E %s | grep -F '"a COMMA b" "(a, b)"'
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#define M(x, y) #x #y
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M( f(1, 2), g((x=y++, y)))
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M( {a=1 , b=2;} ) /* A semicolon is not a comma */
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M( <, [ ) /* Passes the arguments < and [ */
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M( (,), (...) ) /* Passes the arguments (,) and (...) */
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#define START_END(start, end) start c=3; end
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START_END( {a=1 , b=2;} ) /* braces are not parentheses */
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/*
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* To pass a comma token as an argument it is
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* necessary to write:
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*/
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#define COMMA ,
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M(a COMMA b, (a, b))
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