Added support at the file level for the NoPCH flag in VS200x projects

src/actions/vstudio/vs200x_vcproj.lua

@@ -1609,6 +1609,8 @@
 			   prj.system == p.WINDOWS
 			then
 				p.w('UsePrecompiledHeader="1"')
+			elseif file.flags.NoPCH then
+				p.w('UsePrecompiledHeader="0"')
 			end
 		else
 			if not prj.flags.NoPCH and prj.pchheader then

tests/actions/vstudio/vc200x/test_files.lua

@@ -205,6 +205,30 @@
 	end
 
 
+--
+-- A file flagged with NoPCH should be marked as such.
+--
+
+	function suite.useNoPCHFlag()
+		files { "test.cpp" }
+		filter { "files:test.cpp" }
+			flags { "NoPCH" }
+		prepare()
+		test.capture [[
+<Files>
+	<File
+		RelativePath="test.cpp"
+		>
+		<FileConfiguration
+			Name="Debug|Win32"
+			>
+			<Tool
+				Name="VCCLCompilerTool"
+				UsePrecompiledHeader="0"
+		]]
+	end
+
+
 --
 -- A file excluded from a specific configuration should be marked as such.
 --