gogensig:unsigned & signed char

chore/_xtool/llcppsigfetch/parse/cvt_test/decl_test/union_test/llgo.expect

@@ -180,8 +180,8 @@ TestUnionDecl Case 3:
 												"_Type":	"Field",
 												"Type":	{
 													"_Type":	"BuiltinType",
-													"Kind":	2,
-													"Flags":	1
+													"Kind":	6,
+													"Flags":	0
 												},
 												"Doc":	null,
 												"Comment":	null,

chore/_xtool/llcppsigfetch/parse/cvt_test/decl_test/union_test/union.go

@@ -20,7 +20,7 @@ func TestUnionDecl() {
     		int i;
     		float f;
     		union {
-        		char c;
+        		int c;
         		short s;
     		} inner;
 		};`,

chore/_xtool/llcppsigfetch/parse/cvt_test/type_test/llgo.expect

@@ -1,4 +1,5 @@
 #stdout
+Char's flags is signed or unsigned
 Void:flags:0 kind:0
 Bool:flags:0 kind:1
 Char_S:flags:1 kind:2
@@ -26,16 +27,16 @@ Complex:flags:0 kind:11
 Complex:flags:16 kind:11
 Complex:flags:20 kind:11
 Unknown:flags:0 kind:0
-Type: char *:
+Type: int *:
 {
 	"_Type":	"PointerType",
 	"X":	{
 		"_Type":	"BuiltinType",
-		"Kind":	2,
-		"Flags":	1
+		"Kind":	6,
+		"Flags":	0
 	}
 }
-Type: char ***:
+Type: int ***:
 {
 	"_Type":	"PointerType",
 	"X":	{
@@ -44,29 +45,29 @@ Type: char ***:
 			"_Type":	"PointerType",
 			"X":	{
 				"_Type":	"BuiltinType",
-				"Kind":	2,
-				"Flags":	1
+				"Kind":	6,
+				"Flags":	0
 			}
 		}
 	}
 }
-Type: char[]:
+Type: int[]:
 {
 	"_Type":	"ArrayType",
 	"Elt":	{
 		"_Type":	"BuiltinType",
-		"Kind":	2,
-		"Flags":	1
+		"Kind":	6,
+		"Flags":	0
 	},
 	"Len":	null
 }
-Type: char[10]:
+Type: int[10]:
 {
 	"_Type":	"ArrayType",
 	"Elt":	{
 		"_Type":	"BuiltinType",
-		"Kind":	2,
-		"Flags":	1
+		"Kind":	6,
+		"Flags":	0
 	},
 	"Len":	{
 		"_Type":	"BasicLit",
@@ -74,15 +75,15 @@ Type: char[10]:
 		"Value":	"10"
 	}
 }
-Type: char[3][4]:
+Type: int[3][4]:
 {
 	"_Type":	"ArrayType",
 	"Elt":	{
 		"_Type":	"ArrayType",
 		"Elt":	{
 			"_Type":	"BuiltinType",
-			"Kind":	2,
-			"Flags":	1
+			"Kind":	6,
+			"Flags":	0
 		},
 		"Len":	{
 			"_Type":	"BasicLit",
@@ -303,7 +304,7 @@ Type: class a::b::c:
 	},
 	"Tag":	3
 }
-Type: int (*)(int, char):
+Type: int (*)(int, int):
 {
 	"_Type":	"PointerType",
 	"X":	{
@@ -326,8 +327,8 @@ Type: int (*)(int, char):
 					"_Type":	"Field",
 					"Type":	{
 						"_Type":	"BuiltinType",
-						"Kind":	2,
-						"Flags":	1
+						"Kind":	6,
+						"Flags":	0
 					},
 					"Doc":	null,
 					"Comment":	null,

chore/_xtool/llcppsigfetch/parse/cvt_test/type_test/type.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"os"
 
 	"github.com/goplus/llgo/c"
 	"github.com/goplus/llgo/c/cjson"
@@ -12,6 +13,7 @@ import (
 )
 
 func main() {
+	TestChar()
 	TestBuiltinType()
 	TestNonBuiltinTypes()
 }
@@ -64,14 +66,38 @@ func TestBuiltinType() {
 	}
 }
 
+// Char's Default Type in macos is signed char & in linux is unsigned char
+// So we only confirm the char's kind is char & flags is unsigned or signed
+func TestChar() {
+	typ, index, transunit := test.GetType(&test.GetTypeOptions{
+		TypeCode: "char",
+		IsCpp:    false,
+	})
+	converter := &parse.Converter{}
+	expr := converter.ProcessType(typ)
+	if btType, ok := expr.(*ast.BuiltinType); ok {
+		if btType.Kind == ast.Char {
+			if btType.Flags == ast.Signed || btType.Flags == ast.Unsigned {
+				fmt.Println("Char's flags is signed or unsigned")
+			} else {
+				fmt.Fprintf(os.Stderr, "Char's flags is not signed or unsigned")
+			}
+		}
+	} else {
+		fmt.Fprintf(os.Stderr, "Char's expr is not a builtin type")
+	}
+	index.Dispose()
+	transunit.Dispose()
+}
+
 func TestNonBuiltinTypes() {
 	tests := []string{
-		"char*",
-		"char***",
+		"int*",
+		"int***",
 
-		"char[]",
-		"char[10]",
-		"char[3][4]",
+		"int[]",
+		"int[10]",
+		"int[3][4]",
 
 		"int&",
 		"int&&",
@@ -122,7 +148,7 @@ func TestNonBuiltinTypes() {
 		 }
 		 class a::b::c`,
 
-		`int (*p)(int, char);`,
+		`int (*p)(int, int);`,
 	}
 
 	for _, t := range tests {