diff --git a/Makefile b/Makefile
index dcc3ea6..ac5382c 100755
--- a/Makefile
+++ b/Makefile
@@ -6,19 +6,12 @@ MAKEDIR != pwd
 
 CXX:=$(CC)
 
-ifeq ($(CXX), tcc)
-  CXX=clang
-endif
-
-ifeq ($(CC),cc)
-  CC=clang
-endif
 # Temp to strip long emcc paths to just emcc
 CC := $(notdir $(CC))
 
-DBG ?= 1
 OPT ?= 0
-LEAK ?= 0
+
+QJS :=
 
 INFO :=
 LD = $(CC)
@@ -57,19 +50,24 @@ ifeq ($(CC), emcc)
   AR = emar
 endif
 
-ifeq ($(DBG),1)
-  CPPFLAGS += -g
-  INFO += _dbg
-else
+ifdef NDEBUG
   CPPFLAGS += -DNDEBUG
   LDFLAGS += -s
+else
+  CPPFLAGS += -g
+  INFO += _dbg
 endif
 
-ifeq ($(LEAK),1)
+ifdef LEAK
   CPPFLAGS += -fsanitize=address
+  CPPFLAGS += -fsanitize=undefined
+  CPPFLAGS += -fno-omit-frame-pointer
+  QJS += LEAK
 endif
 
-CPPFLAGS += -DLEAK=$(LEAK)
+ifdef DUMP
+  QJS += DUMP
+endif
 
 ifeq ($(OPT),small)
   CPPFLAGS += -Oz -flto -fno-ident -fno-asynchronous-unwind-tables
@@ -259,7 +257,7 @@ input.md: $(INPUTMD)
 QUICKJS := source/engine/thirdparty/quickjs
 $(BIN)/libquickjs.a: 
 	make -C $(QUICKJS) clean
-	make -C $(QUICKJS) SYSRT=$(SYSRT) TTARGET=$(TTARGET) ARCH=$(ARCH) DBG=$(DBG) OPT=$(OPT) AR=$(AR) OS=$(OS) libquickjs.a HOST_CC=$(CC) LEAK=$(LEAK)
+	make -C $(QUICKJS) AR=$(AR) HOST_CC=$(CC) LEAK=$(LEAK) DUMP=$(DUMP) libquickjs.a 
 	@mkdir -p $(BIN)
 	cp -rf $(QUICKJS)/libquickjs.* $(BIN)
 
diff --git a/source/engine/2dphysics.c b/source/engine/2dphysics.c
index 4652361..e451cb1 100644
--- a/source/engine/2dphysics.c
+++ b/source/engine/2dphysics.c
@@ -352,6 +352,10 @@ void phys2d_poly_free(struct phys2d_poly *poly)
 float phys2d_poly_moi(struct phys2d_poly *poly) {
   float m = poly->shape.go->mass;
   int len = cpPolyShapeGetCount(poly->shape.shape);
+  if (!len) {
+    YughWarn("Cannot evaluate the MOI of a polygon of length %d.", len);
+    return 0;
+  }
   cpVect points[len];
   for (int i = 0; i < len; i++)
     points[i] = cpPolyShapeGetVert(poly->shape.shape, i);
diff --git a/source/engine/debug/log.c b/source/engine/debug/log.c
index dac15c6..d3f6078 100644
--- a/source/engine/debug/log.c
+++ b/source/engine/debug/log.c
@@ -7,6 +7,8 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <stdio.h>
+#include <signal.h>
+#include <fcntl.h>
 #include "yugine.h"
 #include "resources.h"
 
@@ -30,14 +32,19 @@ char *catstr[] = {"engine", "script", "render"};
 
 static FILE *logout; /* where logs are written to */
 static FILE *writeout; /* where console is written to */
+static FILE *dump; /* where data is dumped to */
 
-int stdout_lvl = LOG_PANIC;
+int stdout_lvl = LOG_ERROR;
 
 void log_init()
 {
 #ifndef NDEBUG
   logout = fopen(".prosperon/log.txt", "w");
   writeout = fopen(".prosperon/transcript.txt", "w");
+/*  int og = dup(1);
+  close(1);
+  int fd = open("out.txt", O_WRONLY | O_CREAT, 0644);
+  dup2(fd, 1);*/
 #endif
 }
 
@@ -64,7 +71,7 @@ void mYughLog(int category, int priority, int line, const char *file, const char
   va_end(args);
   fprintf(logout, "\n");
   
-  if (priority == LOG_DEBUG || priority > stdout_lvl) {
+  if (priority == LOG_DEBUG || priority >= stdout_lvl) {
     printf(logfmt, file, line, timebuf, logcolor[priority], catstr[category]);
     va_list args;
     va_start(args,message);
@@ -73,6 +80,9 @@ void mYughLog(int category, int priority, int line, const char *file, const char
     printf("\n");
     fflush(stdout);
   }
+
+  if (priority >= LOG_ERROR)
+    raise(SIGINT);
 #endif
 }
 
diff --git a/source/engine/jsffi.c b/source/engine/jsffi.c
index 25e509b..0d484ae 100644
--- a/source/engine/jsffi.c
+++ b/source/engine/jsffi.c
@@ -438,8 +438,6 @@ HMM_Vec2 *jsfloat2vec(JSValue v)
   HMM_Vec2 *arr = NULL;
   int n = s/2;
   n /= sizeof(float);
-//  arrsetcap(arr,n);
-//  memcpy(arr,buf,s);
   return arr;
 }
 
@@ -451,10 +449,6 @@ JSValue bitmask2js(cpBitmask mask) {
   return arr;
 }
 
-void vec2float(HMM_Vec2 v, float *f) {
-  f[0] = v.x;
-  f[1] = v.y;
-}
 
 JSValue vecarr2js(HMM_Vec2 *points, int n) {
   JSValue array = JS_NewArray(js);
@@ -673,11 +667,10 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
   case 4:
     debug_draw_phys(JS_ToBool(js, argv[1]));
     break;
-
     
   case 15:
-  gameobject_draw_debug(js2gameobject(argv[1]));
-  break;
+    gameobject_draw_debug(js2gameobject(argv[1]));
+    break;
 
   case 16:
     str = js2str(argv[1]);
@@ -723,7 +716,6 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
     draw_grid(js2number(argv[1]), js2number(argv[2]), js2color(argv[3]));
     break;
 
-
   case 51:
     draw_cppoint(js2vec2(argv[1]), js2number(argv[2]), js2color(argv[3]));
     break;
@@ -912,7 +904,6 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
      cpBodySetTorque(js2gameobject(argv[1])->body, js2number(argv[2]));
      break;
 
-
     case 160:
       ret = vec22js(mat_t_dir(t_world2go(js2gameobject(argv[1])), js2vec2(argv[2])));
       break;
@@ -1391,7 +1382,6 @@ JSValue ID##_get_##ENTRY (JSContext *js, JSValue this) { \
   return n->ENTRY; \
 } \
 
-
 GETSET_PAIR(warp_gravity, strength, number)
 GETSET_PAIR(warp_gravity, decay, number)
 GETSET_PAIR(warp_gravity, spherical, bool)
@@ -2067,10 +2057,7 @@ void ffi_load() {
   DUK_FUNC(gui_img, 10)
 
   DUK_FUNC(inflate_cpv, 3)
-
   DUK_FUNC(performance, 2)
-
-
   
   QJSCLASSPREP(ptr);
   QJSCLASSPREP_FUNCS(gameobject);
diff --git a/source/engine/thirdparty/quickjs/Makefile b/source/engine/thirdparty/quickjs/Makefile
index 0270a6a..848db82 100644
--- a/source/engine/thirdparty/quickjs/Makefile
+++ b/source/engine/thirdparty/quickjs/Makefile
@@ -179,6 +179,9 @@ LDEXPORT=
 else
 LDEXPORT=-rdynamic
 endif
+ifdef DUMP
+CFLAGS += -DDUMP
+endif
 
 ifndef CONFIG_COSMO
 ifndef CONFIG_DARWIN
diff --git a/source/engine/thirdparty/quickjs/quickjs.c b/source/engine/thirdparty/quickjs/quickjs.c
index ebf45a9..e0fd4f7 100644
--- a/source/engine/thirdparty/quickjs/quickjs.c
+++ b/source/engine/thirdparty/quickjs/quickjs.c
@@ -105,6 +105,15 @@
 //#define DUMP_PROMISE
 //#define DUMP_READ_OBJECT
 
+#ifdef DUMP
+//#define DUMP_FREE
+#define DUMP_GC
+#define DUMP_GC_FREE
+#define DUMP_LEAKS 1
+//#define DUMP_OBJECTS
+//#define DUMP_CLOSURE
+#endif
+
 /* test the GC by forcing it before each object allocation */
 //#define FORCE_GC_AT_MALLOC
 
diff --git a/source/engine/yugine.c b/source/engine/yugine.c
index 39b03d1..35c8e91 100644
--- a/source/engine/yugine.c
+++ b/source/engine/yugine.c
@@ -11,8 +11,6 @@
 #include <stdio.h>
 #include "particle.h"
 #include "simplex.h"
-#include "wchar.h"
-#include "locale.h"
 
 #include "datastream.h"
 
@@ -167,8 +165,6 @@ void c_clean() {
 
 void c_event(const sapp_event *e)
 {
-  char utf8str[6] = {0};
-  wchar_t wcode;
   switch (e->type) {
     case SAPP_EVENTTYPE_MOUSE_MOVE:
       script_evalf("prosperon.mousemove([%g, %g], [%g, %g]);", e->mouse_x, mainwin.size.y -e->mouse_y, e->mouse_dx, -e->mouse_dy);
@@ -195,9 +191,7 @@ void c_event(const sapp_event *e)
       break;
 
     case SAPP_EVENTTYPE_CHAR:
-      if (e->char_code > 127) break; /* only dealing with ascii now */
-      wctomb(utf8str, wcode);
-      script_evalf("prosperon.textinput(`%ls`);", utf8str);
+      script_evalf("prosperon.textinput(`%lc`);", e->char_code);
       break;
 
     case SAPP_EVENTTYPE_RESIZED:
@@ -288,7 +282,6 @@ static sapp_desc start_desc = {
 };
 
 int main(int argc, char **argv) {
-  setlocale(LC_ALL, "en_US.utf8");
 #ifndef NDEBUG
   log_init();