diff --git a/.gitignore b/.gitignore
index ede6074d..5ea96f6b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,8 @@
 *.exe
 *.obj
 *.pdb
+*.lib
+*.exp
 *.class
 /swoole_compiler
 /tpc
diff --git a/src/Backend/Msvc.php b/src/Backend/Msvc.php
index 66beff8c..d7ab2387 100644
--- a/src/Backend/Msvc.php
+++ b/src/Backend/Msvc.php
@@ -38,7 +38,7 @@ class Msvc extends CompilerBackend
     {
         $cmd = '';
 
-        $cmd .= ' /DZEND_WIN32 /DPHP_WIN32 /DZEND_DEBUG=0';
+        $cmd .= ' /utf-8 /DZEND_WIN32 /DPHP_WIN32 /DZEND_DEBUG=0 /DENABLE_INTSAFE_SIGNED_FUNCTIONS';
 
         if (!empty($config['is_zts'])) {
             $cmd .= ' /DZTS';
@@ -288,7 +288,7 @@ class Msvc extends CompilerBackend
         $cmd = '';
         
         // 平台宏定义
-        $cmd .= ' /DZEND_WIN32 /DPHP_WIN32 /DZEND_DEBUG=0';
+        $cmd .= ' /utf-8 /DZEND_WIN32 /DPHP_WIN32 /DZEND_DEBUG=0 /DENABLE_INTSAFE_SIGNED_FUNCTIONS';
         
         // ZTS
         if ($this->platform instanceof Windows && $this->platform->isZts()) {
diff --git a/src/Generator/ClosureGenerator.php b/src/Generator/ClosureGenerator.php
index 886cdc47..c93281cd 100644
--- a/src/Generator/ClosureGenerator.php
+++ b/src/Generator/ClosureGenerator.php
@@ -174,7 +174,7 @@ trait ClosureGenerator
             $this->addArgument($var, Type::VAR);
         }
 
-        if ($this->methodDef) {
+        if ($this->methodDef && !$expr->static) {
             $this->addArgument('this_', Type::OBJECT);
         }
 
@@ -211,7 +211,7 @@ trait ClosureGenerator
         $this->context = $oriContext;
         $this->context->beforeStmtLines[] = $code;
 
-        if ($this->methodDef) {
+        if ($this->methodDef && !$expr->static) {
             return 'php::newClosure(' . $tmpVar . ', { ' . implode(', ', $useVars) . ' }, this_)';
         } else {
             return 'php::newClosure(' . $tmpVar . ', { ' . implode(', ', $useVars) . ' })';
diff --git a/src/Platform/Windows.php b/src/Platform/Windows.php
index f88ecc0c..ad16d6f5 100644
--- a/src/Platform/Windows.php
+++ b/src/Platform/Windows.php
@@ -177,10 +177,6 @@ class Windows extends PlatformBase
 
     public function getBuildLibraryWarnings(string $phpDir, string $phpxDir, string $buildMode): array
     {
-        if ($buildMode !== 'bin' && $buildMode !== 'lib') {
-            return [];
-        }
-
         $warnings = [];
         $phpDirs = [
             $phpDir . '\SDK\lib',
@@ -201,10 +197,30 @@ class Windows extends PlatformBase
             ];
         }
 
-        if (!is_file($phpxDir . '\lib\phpx.lib') && !is_file($phpxDir . '\lib\phpx.dll')) {
+        $phpxLibPath = $phpxDir . '\lib\phpx.lib';
+        if (!is_file($phpxLibPath)) {
+            $warnings[] = [
+                'warning' => 'The PHPX import library was not found at: ' . $phpxLibPath,
+                'info' => 'Create the PHPX lib directory, reconfigure CMake if needed, then rebuild the phpx target',
+            ];
+        }
+
+        $phpxDllPaths = [
+            $phpxDir . '\build\phpx.dll',
+            $phpxDir . '\lib\phpx.dll',
+            $phpxDir . '\phpx.dll',
+        ];
+        $hasPhpxDll = false;
+        foreach ($phpxDllPaths as $phpxDllPath) {
+            if (is_file($phpxDllPath)) {
+                $hasPhpxDll = true;
+                break;
+            }
+        }
+        if (!$hasPhpxDll) {
             $warnings[] = [
-                'warning' => 'The `phpx.lib` or `phpx.dll` is not found in PHX directory',
-                'info' => 'Note: If you are building an extension (-m ext), this is OK. For binary mode, please run `make` to build it',
+                'warning' => 'The PHPX runtime library `phpx.dll` was not found under: ' . $phpxDir,
+                'info' => 'Reconfigure CMake if needed, then rebuild the phpx target',
             ];
         }
 
@@ -292,6 +308,7 @@ class Windows extends PlatformBase
         $phpDirs = [
             $phpDir . '\\SDK\\lib',
             $phpDir . '\\lib',
+            $phpDir,
         ];
 
         $embedLibPath = '';
diff --git a/src/Transform/ConstantExpressionValidator.php b/src/Transform/ConstantExpressionValidator.php
index 16bcec3d..972b45dc 100644
--- a/src/Transform/ConstantExpressionValidator.php
+++ b/src/Transform/ConstantExpressionValidator.php
@@ -321,11 +321,7 @@ final class ConstantExpressionValidator
     private function tryEvaluate(Expr $expression): array
     {
         try {
-            $value = (new ConstExprEvaluator(
-                static function (): never {
-                    throw new \LogicException('Expression is not statically known');
-                },
-            ))->evaluateDirectly($expression);
+            $value = (new ConstExprEvaluator())->evaluateDirectly($expression);
             return [true, $value];
         } catch (\Throwable) {
             return [false, null];
diff --git a/src/compiler.php b/src/compiler.php
index ce7977ae..255c5bd1 100644
--- a/src/compiler.php
+++ b/src/compiler.php
@@ -3,6 +3,10 @@ use TypePhp\Translator;
 
 function main(int $argc, array $argv): void
 {
+    // Compiling a complete project keeps the parsed AST and generated sources in
+    // memory. The default CLI limit (commonly 128M) is too small for larger builds.
+    ini_set('memory_limit', '-1');
+
     if (!defined('ROOT_PATH')) {
         define("ROOT_PATH", getcwd());
     }