Add option to enable asan

premake5.lua

@@ -19,6 +19,11 @@ newoption {
 	default     = "vendor/glfw-3.3.2.bin.WIN32",
 }
 
+newoption {
+	trigger     = "with-asan",
+	description = "Build with address sanitizer"
+}
+
 newoption {
 	trigger     = "with-librw",
 	description = "Build and use librw from this solution"
@@ -60,6 +65,11 @@ workspace "re3"
 	symbols "Full"
 	staticruntime "off"
 
+	if _OPTIONS["with-asan"] then
+		buildoptions { "-fsanitize=address -g3 -fno-omit-frame-pointer" }
+		linkoptions { "-fsanitize=address" }
+	end
+
 	filter { "system:windows" }
 		platforms {
 			"win-x86-RW33_d3d8-mss",