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pic_sym is now an alias to unsigned int

This commit is contained in:
Yuichi Nishiwaki 2014-03-25 14:13:38 +09:00
parent b757368748
commit 52803aa825
1 changed files with 2 additions and 2 deletions
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4
include/picrin/value.h
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@ -10,13 +10,13 @@ extern "C" {
#endif
/**
* pic_sym is just an alias to int.
* pic_sym is just an alias to unsigned int.
* the value 0 for pic_sym is guaranteed to resolve to no symbol.
* if you are defining a function that returns optional<pic_sym>,
* the zero symbol would be useful for such situation.
*/
typedef int pic_sym;
typedef unsigned pic_sym;
/**
* `undef` values never seen from user-end: that is,