Fix some MSVC-specific warnings and add debug path as an MSVC directory

src/jthread/win32/jsemaphore.cpp

@@ -96,11 +96,9 @@ int JSemaphore::GetValue() {
 		&BasicInfo, sizeof (SEMAPHORE_BASIC_INFORMATION), NULL);
 
 	if (retval == ERROR_SUCCESS)
-	{
 		return BasicInfo.CurrentCount;
-	}
-	else {
-		assert("unable to read semaphore count" == 0);
-	}
+
+	assert("unable to read semaphore count" == 0);
+	return 0;
 }
 

src/mods.cpp

@@ -240,7 +240,7 @@ void ModConfiguration::addMods(std::vector<ModSpec> new_mods)
 		for(std::vector<ModSpec>::const_iterator it = new_mods.begin();
 				it != new_mods.end(); ++it){
 			const ModSpec &mod = *it;
-			if(mod.part_of_modpack != want_from_modpack)
+			if(mod.part_of_modpack != (bool)want_from_modpack)
 				continue;
 			if(existing_mods.count(mod.name) == 0){
 				// GOOD CASE: completely new mod.

src/porting.cpp

@@ -290,7 +290,11 @@ void pathRemoveFile(char *path, char delim)
 bool detectMSVCBuildDir(char *c_path)
 {
 	std::string path(c_path);
-	const char *ends[] = {"bin\\Release", "bin\\Build", NULL};
+	const char *ends[] = {
+		"bin\\Release",
+		"bin\\Debug",
+		"bin\\Build",
+		NULL};
 	return (removeStringEnd(path, ends) != "");
 }