Whitespace or non-numeric characters are required after a preprocessor directive that requires an expression.
43 lines
463 B
OpenEdge ABL
43 lines
463 B
OpenEdge ABL
%module xxx
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/* Note: needs -Wextra to see these warnings */
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/* Divide by zero */
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#define ZERO 0
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#if 1%ZERO
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#endif
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#if 2/ZERO
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#endif
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#if 1%(5-5)
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#endif
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#if 2/(55-55)
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#endif
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/* Floating point */
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#if 1.2
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#endif
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#if 2e3
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#endif
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#if 0
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#elif 8.8
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#endif
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/* Missing whitespace after preproc directive */
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#if123
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#endif
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#if456e
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#endif
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#if 0
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#warning This should not warn
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#elif1
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#warning This should also not warn
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#endif
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#if(1)
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#warning Warning okay: #if(1)
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#endif
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