Index: head/games/powder-toy/Makefile
===================================================================
--- head/games/powder-toy/Makefile	(revision 446730)
+++ head/games/powder-toy/Makefile	(revision 446731)
@@ -1,60 +1,61 @@
 # Created by: Dmitry Marakasov <amdmi3@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	powder-toy
-PORTVERSION=	91.5
+PORTVERSION=	92.0
 DISTVERSIONPREFIX=	v
-DISTVERSIONSUFFIX=	.330 # build number, not part of official version
+DISTVERSIONSUFFIX=	.331 # build number, not part of official version
 CATEGORIES=	games
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	'Falling sand' physics sandbox with air pressure and velocity support
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libfftw3f.so:math/fftw3-float \
 		libfftw3.so:math/fftw3
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	simtr
 GH_PROJECT=	The-Powder-Toy
 
 USES=		scons localbase:ldflags lua:51
 USE_SDL=	sdl
 USE_XORG=	x11
 
 MAKE_ENV=	LINKFLAGS="${LINKFLAGS}"
 
 SUB_FILES=	${PORTNAME}.sh
 
-PORTDOCS=	README TODO
+PORTDOCS=	README.md TODO
 
 DESKTOP_ENTRIES="The Powder Toy" \
 		"" \
 		"${PREFIX}/share/pixmaps/${PORTNAME}.ico" \
 		"${PORTNAME}" \
 		"Game;Simulation;" \
 		""
 
 OPTIONS_DEFINE=		DOCS OPTIMIZED_CFLAGS SSE
 OPTIONS_DEFAULT=	OPTIMIZED_CFLAGS
 OPTIONS_DEFAULT_amd64=	SSE
+# upstream also uses -funsafe-loop-optimizations, but it's not supported by clang
 OPTIMIZED_CFLAGS_CXXFLAGS=	-O3 -ftree-vectorize -funsafe-math-optimizations -ffast-math -fomit-frame-pointer
 SSE_MAKE_ARGS_OFF=	--no-sse
 
 post-patch:
 	@${REINPLACE_CMD} -e '/#include/ s|lua5.1/|lua51/|' ${WRKSRC}/src/lua/LuaCompat.h
 
 do-install:
 	${INSTALL_SCRIPT} ${WRKDIR}/${PORTNAME}.sh ${STAGEDIR}${PREFIX}/bin/${PORTNAME}
 	${INSTALL_PROGRAM} ${WRKSRC}/build/powder* ${STAGEDIR}${PREFIX}/libexec/${PORTNAME}
 	${INSTALL_DATA} ${WRKSRC}/resources/powder.ico ${STAGEDIR}${PREFIX}/share/pixmaps/${PORTNAME}.ico
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 .for f in ${PORTDOCS}
 	${INSTALL_DATA} ${WRKSRC}/${f} ${STAGEDIR}${DOCSDIR}/
 .endfor
 
 .include <bsd.port.mk>
Index: head/games/powder-toy/distinfo
===================================================================
--- head/games/powder-toy/distinfo	(revision 446730)
+++ head/games/powder-toy/distinfo	(revision 446731)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1490270691
-SHA256 (simtr-The-Powder-Toy-v91.5.330_GH0.tar.gz) = 9a7de557e771f88e823d06cc21d16f1fbbca930ce751720bc9035d00073d6635
-SIZE (simtr-The-Powder-Toy-v91.5.330_GH0.tar.gz) = 877087
+TIMESTAMP = 1501084374
+SHA256 (simtr-The-Powder-Toy-v92.0.331_GH0.tar.gz) = 4dc1c9ff1001ee36d652acd2c672a2a79a0ef2e95b96b7410d0da83f93df583d
+SIZE (simtr-The-Powder-Toy-v92.0.331_GH0.tar.gz) = 987587