diff --git a/include/freetype/config/ftoption.h b/include/freetype/config/ftoption.h
index 1976b33af..2ee6144ec 100644
--- a/include/freetype/config/ftoption.h
+++ b/include/freetype/config/ftoption.h
@@ -430,8 +430,8 @@ FT_BEGIN_HEADER
    *   Do not `#undef` these macros here since the build system might define
    *   them for certain configurations only.
    */
-/* #define FT_DEBUG_LEVEL_ERROR */
-/* #define FT_DEBUG_LEVEL_TRACE */
+#define FT_DEBUG_LEVEL_ERROR
+#define FT_DEBUG_LEVEL_TRACE
 
 
   /**************************************************************************
@@ -647,7 +647,7 @@ FT_BEGIN_HEADER
    * Do not `#undef` this macro here, since the build system might define it
    * for certain configurations only.
    */
-#define TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+// #define TT_CONFIG_OPTION_BYTECODE_INTERPRETER
 
 
   /**************************************************************************
@@ -681,7 +681,7 @@ FT_BEGIN_HEADER
    * [1]
    * https://www.microsoft.com/typography/cleartype/truetypecleartype.aspx
    */
-#define TT_CONFIG_OPTION_SUBPIXEL_HINTING
+// #define TT_CONFIG_OPTION_SUBPIXEL_HINTING
 
 
   /**************************************************************************
diff --git a/modules.cfg b/modules.cfg
index 8ffee3780..548893213 100644
--- a/modules.cfg
+++ b/modules.cfg
@@ -38,7 +38,7 @@ FONT_MODULES += truetype
 # TrueType preload font driver.
 #
 # This driver needs the `sfnt' module.
-FONT_MODULES += preload
+#FONT_MODULES += preload
 
 # PostScript Type 1 font driver.
 #
diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c
index 89a25bc73..ff56638eb 100644
--- a/src/base/ftobjs.c
+++ b/src/base/ftobjs.c
@@ -4908,6 +4908,10 @@
                     pixel_modes[slot->bitmap.pixel_mode],
                     slot->bitmap.pixel_mode ));
 
+        if(pitch<0)
+        {
+          pitch = -pitch;
+        }
         for ( i = 0; i < rows; i++ )
           for ( j = 0; j < pitch; j++ )
             coverage += bitmap.buffer[i * pitch + j];