fix

Author: nunoplopes

rules/cstddef/src.cpp

@@ -5,17 +5,7 @@
 
 #if __cplusplus >= 201703L
 using t1 = std::byte;
-#endif
-
-typedef size_t t2;
-typedef size_t *t3;
-typedef const size_t *t4;
-typedef decltype(sizeof(0)) t5;
-typedef ssize_t t6;
-typedef ssize_t *t7;
-typedef const ssize_t *t8;
 
-#if __cplusplus >= 201703L
 std::byte f1(const std::byte &a0, unsigned a1) { return operator<<(a0, a1); }
 
 std::byte f2(const std::byte &a0, unsigned a1) { return operator>>(a0, a1); }