修复了大量存在的问题，增加了假鸭子类型等等机制

Test/BuiltinDecoratorTest/temp/49bd8cba55979f76.pyi

@@ -64,4 +64,12 @@ CHAR16: t.CTypedef = t.CChar16T
 CHAR32: t.CTypedef = t.CChar32T
 CHAR8PTR: t.CTypedef = t.CChar8T | t.CPtr
 CHAR16PTR: t.CTypedef = t.CChar16T | t.CPtr
-CHAR32PTR: t.CTypedef = t.CChar32T | t.CPtr
+CHAR32PTR: t.CTypedef = t.CChar32T | t.CPtr
+i8: t.CTypedef = t.CInt8T
+i16: t.CTypedef = t.CInt16T
+i32: t.CTypedef = t.CInt32T
+i64: t.CTypedef = t.CInt64T
+u8: t.CTypedef = t.CUInt8T
+u16: t.CTypedef = t.CUInt16T
+u32: t.CTypedef = t.CUInt32T
+u64: t.CTypedef = t.CUInt64T

Test/BuiltinDecoratorTest/temp/9dbecd0942a39782.pyi

@@ -0,0 +1,25 @@
+"""
+Auto-generated Python stub file from testcheck.py
+Module: testcheck
+"""
+
+
+import t, c
+import stdio
+
+_pass_count: t.CExtern | t.CInt
+_fail_count: t.CExtern | t.CInt
+
+def begin(name: str) -> t.CInt: pass
+
+def section(name: str) -> t.CInt: pass
+
+def ok(msg: str) -> t.CInt: pass
+
+def fail(msg: str) -> t.CInt: pass
+
+def check(cond: t.CInt, ok_msg: str, fail_msg: str) -> t.CInt: pass
+
+def info(msg: str) -> t.CInt: pass
+
+def end() -> t.CInt: pass

Test/BuiltinDecoratorTest/temp/_sha1_map.txt

@@ -1,4 +1,5 @@
-56cdd754a8a09347:includes/stdint.py
+49bd8cba55979f76:includes/stdint.py
 6c2029b306556c00:includes/stdlib.py
 73edbcf76e32d00b:includes/stdio.py
-b6069b01d8c9cc04:main.py
+9dbecd0942a39782:includes/testcheck.py
+e3ac223bdaf94a0c:main.py

Test/BuiltinDecoratorTest/temp/e3ac223bdaf94a0c.pyi

@@ -10,12 +10,7 @@ import t
 from stdint import *
 from stdio import printf
 from stdlib import malloc
-
-_pass_count: t.CExtern | t.CInt
-_fail_count: t.CExtern | t.CInt
-
-def check(name: t.CChar | t.CPtr, condition: bool) -> t.CInt: pass
-
+import testcheck
 
 class Rect:
     width: t.CInt