Fix loops

bin/phpsdk_setshell.bat

@@ -82,12 +82,24 @@ if 15 gtr %PHP_SDK_VS_NUM% (
 	for /f "tokens=2*" %%a in ('reg query !TMPKEY! /v ProductDir') do set PHP_SDK_VS_DIR=%%b
 ) else (
 	rem vc15 support only for now, could parse out and pass on later
-	for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do set PHP_SDK_VS_DIR=%%b\VC
+	for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do (
+		set PHP_SDK_VS_DIR=%%b\VC
+		goto break0
+	)
+:break0
 	if not exist "!PHP_SDK_VS_DIR!" (
-		for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -products Microsoft.VisualStudio.Product.BuildTools -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do set PHP_SDK_VS_DIR=%%b\VC
+		for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -products Microsoft.VisualStudio.Product.BuildTools -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do (
+			set PHP_SDK_VS_DIR=%%b\VC
+			goto break1
+		)
+:break1
 		if not exist "!PHP_SDK_VS_DIR!" (
 			rem check for a preview release
-			for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -prerelease -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do set PHP_SDK_VS_DIR=%%b\VC
+			for /f "tokens=1* delims=: " %%a in ('%~dp0\vswhere -nologo -version %PHP_SDK_VS_NUM% -prerelease -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath -format text') do (
+				set PHP_SDK_VS_DIR=%%b\VC
+				goto break3
+			)
+:break3
 			if not exist "!PHP_SDK_VS_DIR!" (
 				echo Could not determine '%PHP_SDK_VS%' directory
 				goto out_error;