--- src/fontcache.cpp.orig	2014-10-21 22:36:35.000000000 +0400

+++ src/fontcache.cpp	2014-12-11 05:19:50.000000000 +0300

@@ -527,8 +527,8 @@

 	aa = (slot->bitmap.pixel_mode == FT_PIXEL_MODE_GRAY);

 	/* Add 1 pixel for the shadow on the medium font. Our sprite must be at least 1x1 pixel */

-	int width  = max(1, slot->bitmap.width + (this->fs == FS_NORMAL));

-	int height = max(1, slot->bitmap.rows  + (this->fs == FS_NORMAL));

+	unsigned int width  = max(1U, slot->bitmap.width + (this->fs == FS_NORMAL));

+	unsigned int height = max(1U, slot->bitmap.rows  + (this->fs == FS_NORMAL));

 	/* Limit glyph size to prevent overflows later on. */

 	if (width > 256 || height > 256) usererror("Font glyph is too large");