--- sqlite-3.7.0.ebuild	2010-08-14 19:05:44.942000175 +0300
+++ sqlite-3.7.0-r1.ebuild	2010-08-14 19:06:15.676000005 +0300
@@ -40,8 +40,16 @@
 		epatch "${FILESDIR}/${PN}-3.6.22-interix-fixes.patch"
 		epatch "${FILESDIR}/${PN}-3.6.22-dlopen.patch"  # bug 300836
 		eautoreconf  # dlopen.patch patches configure.ac
+
+		# To fix a serious performance regression:
+		# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=591298
+		epatch "${FILESDIR}/${P}-performance-regression.patch" || die "patching failed."
 	else
 		epatch "${FILESDIR}/${PN}-3.6.22-interix-fixes-amalgamation.patch"
+
+		# To fix a serious performance regression:
+		# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=591298
+		epatch "${FILESDIR}/${P}-performance-regression-amalgamation.patch" || die "patching failed."
 	fi
 
 	eautoreconf  # for MiNT and interix