diff --git a/port/linux/CMakeLists.txt b/port/linux/CMakeLists.txt
index 2bb501a2e..8a60b92ed 100644
--- a/port/linux/CMakeLists.txt
+++ b/port/linux/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.0.0)
-add_compile_options(-Wall)
+add_compile_options(-Wall -Wextra -Wno-unused-parameter -Werror)
 
 project(pikascript VERSION 0.1.0)
 
diff --git a/port/linux/api-make-linux.sh b/port/linux/api-make-linux.sh
old mode 100644
new mode 100755
diff --git a/port/linux/api-make-win10.sh b/port/linux/api-make-win10.sh
old mode 100644
new mode 100755
diff --git a/port/linux/api-make.sh b/port/linux/api-make.sh
old mode 100644
new mode 100755
diff --git a/port/linux/gtest.sh b/port/linux/gtest.sh
old mode 100644
new mode 100755
diff --git a/port/linux/init.sh b/port/linux/init.sh
old mode 100644
new mode 100755
diff --git a/port/linux/make.sh b/port/linux/make.sh
old mode 100644
new mode 100755
diff --git a/port/linux/package/pikascript/rust-msc-latest-linux b/port/linux/package/pikascript/rust-msc-latest-linux
old mode 100644
new mode 100755
diff --git a/port/linux/pkg-push.sh b/port/linux/pkg-push.sh
old mode 100644
new mode 100755
diff --git a/port/linux/pull-core.sh b/port/linux/pull-core.sh
old mode 100644
new mode 100755
diff --git a/port/linux/push-core.sh b/port/linux/push-core.sh
old mode 100644
new mode 100755
diff --git a/port/linux/test-banchmark.sh b/port/linux/test-banchmark.sh
old mode 100644
new mode 100755
diff --git a/port/linux/update-compiler.sh b/port/linux/update-compiler.sh
old mode 100644
new mode 100755
diff --git a/src/PikaParser.c b/src/PikaParser.c
index ac650d910..95fb6bcda 100644
--- a/src/PikaParser.c
+++ b/src/PikaParser.c
@@ -221,7 +221,7 @@ exit:
 uint8_t Parser_checkIsDirect(char* str) {
     /* include '0' */
     uint32_t size = strGetSize(str) + 1;
-    for (int i = 1; i + 1 < size; i++) {
+    for (uint32_t i = 1; i + 1 < size; i++) {
         if ((str[i - 1] != '%') && (str[i - 1] != '!') && (str[i - 1] != '<') &&
             (str[i - 1] != '>') && (str[i - 1] != '=') && (str[i - 1] != '+') &&
             (str[i - 1] != '-') && (str[i - 1] != '*') && (str[i - 1] != '/') &&
@@ -239,7 +239,7 @@ char* Lexer_printTokens(Args* outBuffs, char* tokens) {
 
     /* process */
     uint16_t tokenSize = strCountSign(tokens, 0x1F) + 1;
-    for (int i = 0; i < tokenSize; i++) {
+    for (uint16_t i = 0; i < tokenSize; i++) {
         char* token = strsPopToken(buffs, tokens, 0x1F);
         if (token[0] == TOKEN_operator) {
             printOut = strsAppend(buffs, printOut, "{opt}");
@@ -283,8 +283,8 @@ Arg* Lexer_setToken(Arg* tokens_arg,
 
 Arg* Lexer_setSymbel(Arg* tokens_arg,
                      char* stmt,
-                     uint32_t i,
-                     int* symbol_start_index) {
+                     int32_t i,
+                     int32_t* symbol_start_index) {
     Args* buffs = New_strBuff();
     char* symbol_buff = NULL;
     /* nothing to add symbel */
@@ -316,18 +316,18 @@ char* Lexer_getTokens(Args* outBuffs, char* stmt) {
     /* init */
     Arg* tokens_arg = New_arg(NULL);
     tokens_arg = arg_setStr(tokens_arg, "", "");
-    uint32_t size = strGetSize(stmt);
+    int32_t size = strGetSize(stmt);
     uint8_t bracket_deepth = 0;
     uint8_t c0 = 0;
     uint8_t c1 = 0;
     uint8_t c2 = 0;
     uint8_t c3 = 0;
-    int symbol_start_index = -1;
+    int32_t symbol_start_index = -1;
     int is_in_string = 0;
     char* tokens;
 
     /* process */
-    for (int i = 0; i < size; i++) {
+    for (int32_t i = 0; i < size; i++) {
         /* update char */
         c0 = stmt[i];
         if (i + 1 < size) {
@@ -564,7 +564,7 @@ char* Lexer_getOperator(Args* outBuffs, char* stmt) {
         "**", "~",   "*",  "/",  "%",  "//",  "+",     "-",     ">>",  "<<",
         "&",  "^",   "|",  "<",  "<=", ">",   ">=",    "!=",    "==",  "%=",
         "/=", "//=", "-=", "+=", "*=", "**=", " not ", " and ", " or "};
-    for (int i = 0; i < sizeof(operators) / 6; i++) {
+    for (uint32_t i = 0; i < sizeof(operators) / 6; i++) {
         if (Lexer_isContain(tokens, (char*)operators[i])) {
             operator= strsCopy(buffs, (char*)operators[i]);
         }
@@ -658,7 +658,7 @@ exit:
 
 static int32_t Parser_getPyLineBlockDeepth(char* line) {
     uint32_t size = strGetSize(line);
-    for (int i = 0; i < size; i++) {
+    for (uint32_t i = 0; i < size; i++) {
         if (line[i] != ' ') {
             uint32_t spaceNum = i;
             if (0 == spaceNum % 4) {
@@ -673,7 +673,7 @@ static int32_t Parser_getPyLineBlockDeepth(char* line) {
 
 char* Parser_removeAnnotation(char* line) {
     uint8_t is_annotation_exit = 0;
-    for (int i = 0; i < strGetSize(line); i++) {
+    for (uint32_t i = 0; i < strGetSize(line); i++) {
         if ('#' == line[i]) {
             /* end the line */
             line[i] = 0;
@@ -686,7 +686,7 @@ char* Parser_removeAnnotation(char* line) {
         return line;
     }
     /* check empty line */
-    for (int i = 0; i < strGetSize(line); i++) {
+    for (uint32_t i = 0; i < strGetSize(line); i++) {
         if (' ' != line[i]) {
             return line;
         }
diff --git a/src/PikaVM.c b/src/PikaVM.c
index 6025732e3..3547bd5ff 100644
--- a/src/PikaVM.c
+++ b/src/PikaVM.c
@@ -109,7 +109,6 @@ Arg* pikaVM_runInstruct(PikaObj* self,
                         Queue* invokeQuene0,
                         Queue* invokeQuene1,
                         int32_t* jmp,
-                        int32_t* jmp_block,
                         char* programConter,
                         char* asmStart) {
     if (instruct == NUM) {
@@ -204,10 +203,10 @@ Arg* pikaVM_runInstruct(PikaObj* self,
         Arg* arg2 = arg_copy(queue_popArg(invokeQuene1));
         ArgType type_arg1 = arg_getType(arg1);
         ArgType type_arg2 = arg_getType(arg2);
-        int num1_i;
-        int num2_i;
-        float num1_f;
-        float num2_f;
+        int num1_i = 0;
+        int num2_i = 0;
+        float num1_f = 0.0;
+        float num2_f = 0.0;
         /* get int and float num */
         if (type_arg1 == TYPE_INT) {
             num1_i = arg_getInt(arg1);
@@ -492,11 +491,9 @@ int getThisBlockDeepth(char* start, char* code, int* offset) {
     return thisBlockDeepth;
 }
 
-int32_t VM_getAddrOffsetFromJmp(char* start,
-                                char* code,
-                                int32_t jmp,
-                                int32_t offset,
-                                int thisBlockDeepth) {
+int32_t getAddrOffsetFromJmp(char* start, char* code, int32_t jmp) {
+    int offset = 0;
+    int thisBlockDeepth = getThisBlockDeepth(start, code, &offset);
     char* codeNow = code + offset;
     int8_t blockNum = 0;
     if (jmp > 0) {
@@ -534,14 +531,6 @@ int32_t VM_getAddrOffsetFromJmp(char* start,
     return offset;
 }
 
-int32_t VM_getAddrOffsetFromJmpByThisBlockDeepth(char* start,
-                                                 char* code,
-                                                 int32_t jmp) {
-    int offset = 0;
-    int thisBlockDeepth = getThisBlockDeepth(start, code, &offset);
-    return VM_getAddrOffsetFromJmp(start, code, jmp, offset, thisBlockDeepth);
-}
-
 int32_t pikaVM_runAsmLine(PikaObj* self,
                           Parameters* locals,
                           Parameters* globals,
@@ -552,7 +541,6 @@ int32_t pikaVM_runAsmLine(PikaObj* self,
     char* line = strs_getLine(buffs, programCounter);
     int32_t nextAddr = lineAddr + strGetSize(line) + 1;
     int32_t jmp = 0;
-    int32_t jmp_block = -1;
     enum Instruct instruct;
     char invokeDeepth0[2] = {0}, invokeDeepth1[2] = {0};
     char* data;
@@ -581,9 +569,9 @@ int32_t pikaVM_runAsmLine(PikaObj* self,
         invokeQuene1 = New_queue();
         args_setPtr(locals->list, invokeDeepth1, invokeQuene1);
     }
-    resArg = pikaVM_runInstruct(self, locals, globals, instruct, data,
-                                invokeQuene0, invokeQuene1, &jmp, &jmp_block,
-                                programCounter, pikaAsm);
+    resArg =
+        pikaVM_runInstruct(self, locals, globals, instruct, data, invokeQuene0,
+                           invokeQuene1, &jmp, programCounter, pikaAsm);
     if (NULL != resArg) {
         queue_pushArg(invokeQuene0, resArg);
     }
@@ -594,10 +582,7 @@ nextLine:
         return -99999;
     }
     if (jmp != 0) {
-        if (-1 == jmp_block) {
-            return lineAddr + VM_getAddrOffsetFromJmpByThisBlockDeepth(
-                                  pikaAsm, programCounter, jmp);
-        }
+        return lineAddr + getAddrOffsetFromJmp(pikaAsm, programCounter, jmp);
     }
     return nextAddr;
 }
diff --git a/src/dataString.c b/src/dataString.c
index 8918e24b7..09a63d63f 100644
--- a/src/dataString.c
+++ b/src/dataString.c
@@ -77,7 +77,7 @@ char* strCut(char* strOut, char* strIn, char startSign, char endSign) {
 
 char* strDeleteChar(char* strOut, char* strIn, char ch) {
     int32_t iOut = 0;
-    for (int32_t i = 0; i < strGetSize(strIn); i++) {
+    for (uint32_t i = 0; i < strGetSize(strIn); i++) {
         if (ch == strIn[i]) {
             continue;
         }
@@ -107,7 +107,7 @@ char* strAppendWithSize(char* strOut, char* pData, int32_t Size) {
 
 int32_t strCountSign(char* strIn, char sign) {
     int32_t count = 0;
-    for (int32_t i = 0; i < strGetSize(strIn); i++) {
+    for (uint32_t i = 0; i < strGetSize(strIn); i++) {
         if (sign == strIn[i]) {
             count++;
         }
@@ -210,12 +210,12 @@ char* strGetFirstToken(char* strOut, char* strIn, char sign) {
 
 int32_t strGetToken(char* string, char** argv, char sign) {
     int32_t argc = 0;
-    int32_t i = 0;
+    uint32_t i = 0;
     // arg_i point32_t to the arg operated now
     int32_t arg_i = 0;
     // if not found ' ', then put chars from CMD to argv_tem
     int32_t char_i = 0;
-    for (i = 0; (i < strGetSize(string)); i++) {
+    for (i = 0; i < strGetSize(string); i++) {
         if (string[i] != sign) {
             argv[arg_i][char_i] = string[i];
             char_i++;
@@ -246,7 +246,7 @@ int32_t strIsStartWith(char* str, char* strStart) {
     }
     uint32_t size = strGetSize(strStart);
     uint32_t CMDName_get = 1;
-    for (int32_t i = 0; i < size; i++) {
+    for (uint32_t i = 0; i < size; i++) {
         if (str[i] != strStart[i]) {
             CMDName_get = 0;
         }
@@ -266,21 +266,21 @@ char* strRemovePrefix(char* inputStr, char* prefix, char* outputStr) {
         return NULL;
     }
 
-    for (int32_t i = strGetSize(prefix); i < strGetSize(inputStr); i++) {
+    for (uint32_t i = strGetSize(prefix); i < strGetSize(inputStr); i++) {
         outputStr[i - strGetSize(prefix)] = inputStr[i];
     }
     return outputStr;
 }
 
 char* strClear(char* str) {
-    for (int32_t i = 0; i < sizeof(str); i++) {
+    for (uint32_t i = 0; i < sizeof(str); i++) {
         str[i] = 0;
     }
     return str;
 }
 
 int32_t strIsContain(char* str, char ch) {
-    for (int32_t i = 0; i < strGetSize(str); i++) {
+    for (uint32_t i = 0; i < strGetSize(str); i++) {
         if (str[i] == ch) {
             return 1;
         }