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do not allow floating point literals in preprocessor checks #612

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#706
Open
do not allow floating point literals in preprocessor checks#612
#706

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@firewave
firewave
opened on Jan 3, 2026
#if A == 1.0
int i;
#endif

This is handled properly but preprocessor checks only support integral expressions. It is also rejected by all major compilers.

Activity

  1. firewave
    changed the title [-]do not allow floating point in preprocessor checks[/-] [+]do not allow floating point literals in preprocessor checks[/+] on Jan 3, 2026
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