diff --git a/build.sh b/build.sh
index 167dc12..59d9c3a 100644
--- a/build.sh
+++ b/build.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
-g++ -o bld build_tool/main.cpp -g
+g++ -o bld build_tool/main.cpp -g 
 ./bld
diff --git a/build_file.cpp b/build_file.cpp
index c8a4732..8743660 100644
--- a/build_file.cpp
+++ b/build_file.cpp
@@ -53,12 +53,14 @@ int main(int argc, char **argv) {
         }
 #endif
         {
-            S8_String cc = is_cpp ? "clang++" : "clang";
+            S8_String cc = "clang";
 
             Array<S8_String> flags = {scratch};
             flags += "-g -Wno-write-strings";
             flags += "-fdiagnostics-absolute-paths";
-            flags += "-fsanitize=address";
+            flags += "-fno-exceptions";
+            if (is_cpp) flags += "-fno-rtti";
+            if (is_cpp) flags += "-fsanitize=address";
             if (is_cpp) flags += "-std=c++11";
             flags += Fmt("-o %.*s", S8_Expand(exe));
 
@@ -69,10 +71,12 @@ int main(int argc, char **argv) {
         }
 #if OS_LINUX
         {
-            S8_String cc = is_cpp ? "g++" : "gcc";
+            S8_String cc = "gcc";
             Array<S8_String> flags = {scratch};
             flags += "-g -Wno-write-strings";
             flags += "-fsanitize=address";
+            if (is_cpp) flags += "-fno-exceptions";
+            if (is_cpp) flags += "-fno-rtti";
             if (is_cpp) flags += "-std=c++11";
             flags += Fmt("-o %.*s", S8_Expand(exe));
 
diff --git a/build_tool/main.cpp b/build_tool/main.cpp
index 958aae9..007247c 100644
--- a/build_tool/main.cpp
+++ b/build_tool/main.cpp
@@ -56,6 +56,8 @@ int main(int argument_count, char **arguments) {
             flags += "-std=c++11 -g";
             flags += "-fdiagnostics-absolute-paths";
             flags += "-Wno-writable-strings";
+            flags += "-fno-exceptions";
+            flags += "-fno-rtti";
             flags += Fmt("-o %.*s", S8_Expand(exe_name));
             result = Run(cc + build_file + flags);
         }
@@ -65,6 +67,8 @@ int main(int argument_count, char **arguments) {
             Array<S8_String> flags = {Perm};
             flags += "-std=c++11 -g";
             flags += "-Wno-write-strings";
+            flags += "-fno-exceptions";
+            flags += "-fno-rtti";
             flags += Fmt("-o %.*s", S8_Expand(exe_name));
             result = Run(cc + build_file + flags);
         }
@@ -80,6 +84,7 @@ int main(int argument_count, char **arguments) {
     // Run the build file
     double time = OS_GetTime();
     if (build_file.str) {
+        exe_name = OS_GetAbsolutePath(Perm, exe_name);
         int result = Run(exe_name + cmd);
         if (result != 0) {
             IO_Printf("FAILED execution of the build file!\n");
diff --git a/standalone_libraries/io.h b/standalone_libraries/io.h
index f794f0f..29a34b9 100644
--- a/standalone_libraries/io.h
+++ b/standalone_libraries/io.h
@@ -15,10 +15,10 @@ typedef enum IO_ErrorResult {
     IO_ErrorResult_Exit,
 } IO_ErrorResult;
 
-#ifdef _WIN32
+#if defined(_MSC_VER)
     #define IO_DebugBreak() (__debugbreak(), 0)
 #else
-    #define IO_DebugBreak() (IO_Exit(1), 0)
+    #define IO_DebugBreak() (__builtin_trap(), 0)
 #endif
 
 #if defined(__has_attribute)