修复了大量存在的问题，增加了假鸭子类型等等机制

Test/EdgeCaseTest/temp/73edbcf76e32d00b.pyi

@@ -0,0 +1,28 @@
+"""
+Auto-generated Python stub file from stdio.py
+Module: stdio
+"""
+
+
+import t, c
+
+def printf(fmt: t.CChar | t.CConst | t.CPtr, *args) -> t.CInt | t.CExtern | t.CExport: pass
+
+def fprintf(stream: t.CVoid | t.CPtr, fmt: t.CChar | t.CConst | t.CPtr, *args) -> t.CInt | t.CExtern | t.CExport: pass
+
+def sprintf(buf: t.CChar | t.CPtr, fmt: t.CChar | t.CConst | t.CPtr, *args) -> t.CInt | t.CExtern | t.CExport: pass
+
+def snprintf(buf: t.CChar | t.CPtr, size: t.CSizeT, fmt: t.CChar | t.CConst | t.CPtr, *args) -> t.CInt | t.CExtern | t.CExport: pass
+
+def puts(s: t.CChar | t.CConst | t.CPtr) -> t.CInt | t.CExtern | t.CExport: pass
+
+def fputs(s: t.CChar | t.CConst | t.CPtr, stream: t.CVoid | t.CPtr) -> t.CInt | t.CExtern | t.CExport: pass
+
+def fgets(buf: t.CChar | t.CPtr, size: t.CInt, stream: t.CVoid | t.CPtr) -> t.CChar | t.CPtr | t.CExtern | t.CExport: pass
+
+def fflush(stream: t.CVoid | t.CPtr) -> t.CInt | t.CExtern | t.CExport: pass
+
+
+stdin: t.CExtern | t.CVoid | t.CPtr
+stdout: t.CExtern | t.CVoid | t.CPtr
+stderr: t.CExtern | t.CVoid | t.CPtr

Test/EdgeCaseTest/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/EdgeCaseTest/temp/_sha1_map.txt

@@ -0,0 +1,3 @@
+73edbcf76e32d00b:includes/stdio.py
+9dbecd0942a39782:includes/testcheck.py
+ac0d686cb2cc783b:main.py

Test/EdgeCaseTest/temp/ac0d686cb2cc783b.pyi

@@ -0,0 +1,73 @@
+"""
+Auto-generated Python stub file from main.py
+Module: main
+"""
+
+import c
+
+
+import t
+import t as tt
+import stdio
+import testcheck
+from t import CEnum as en
+from t import CUnion as un
+from t import REnum as ren
+from t import CStruct as cs
+from t import CInt as myint
+from t import CChar, CPtr
+
+class Color(en):
+    Red = 0
+    Green = 1
+    Blue = 2
+class Status(tt.CEnum):
+    Ok = 0
+    Error = 1
+class Data(un):
+    i_val: t.CInt
+    f_val: t.CFloat
+class Opt(ren):
+    class Some:
+        val: myint
+    None_ = 0
+class Parent:
+    a: t.CInt
+    def get_a(self: Parent) -> t.CInt: pass
+class Child(Parent):
+    b: t.CInt
+    def get_sum(self: Child) -> t.CInt: pass
+class Base:
+    x: t.CInt
+    def base_val(self: Base) -> t.CInt: pass
+class Mid(Base):
+    y: t.CInt
+    def mid_val(self: Mid) -> t.CInt: pass
+class Leaf(Mid):
+    z: t.CInt
+    def leaf_val(self: Leaf) -> t.CInt: pass
+
+val: t.CExtern | myint
+
+class NetHeader:
+    magic: t.CInt | t.BigEndian
+    length: t.CShort | t.BigEndian
+    normal: t.CInt
+class TtPoint(tt.CStruct):
+    x: t.CInt
+    y: t.CInt
+@tt.Object
+class TtObject:
+    val: t.CInt
+    def get_val(self: TtObject) -> t.CInt: pass
+class CsPoint(cs):
+    x: t.CInt
+    y: t.CInt
+class TtUnion(tt.CUnion):
+    a: t.CInt
+    b: t.CFloat
+@tt.Object
+class TtEmptyObject:
+    val: t.CInt
+
+def main() -> t.CInt: pass