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源代码在线查看： union-check.h
/* Function definitions that are used by multiple tests. */ #define CHECK_CHAR(TYPE) \ void check##TYPE (TYPE p, int i) \ { if (p.c != (char)i) DEBUG_CHECK } CHECK_CHAR(Ucs) CHECK_CHAR(Uci) CHECK_CHAR(Ucl) CHECK_CHAR(Ucll) #define CHECK_SHORT(TYPE) \ void check##TYPE (TYPE p, int i) \ { if (p.s != (short)i) DEBUG_CHECK } CHECK_SHORT(Usi) CHECK_SHORT(Usl) CHECK_SHORT(Usll) #define CHECK_INT(TYPE) \ void check##TYPE (TYPE p, int i) \ { if (p.i != i) DEBUG_CHECK } CHECK_INT(Uil) CHECK_INT(Uill) #define CHECK_LONG(TYPE) \ void check##TYPE (TYPE p, int i) \ { if (p.l != (long)i) DEBUG_CHECK } CHECK_LONG(Ulll)
