diff --git a/.gitignore b/.gitignore
index 268976d..e2c7f93 100644
--- a/.gitignore
+++ b/.gitignore
@@ -65,3 +65,4 @@
 /gcc-4.8.0-20130220.tar.bz2
 /gcc-4.8.0-20130304.tar.bz2
 /gcc-4.8.0-20130307.tar.bz2
+/gcc-4.8.0-20130316.tar.bz2
diff --git a/gcc.spec b/gcc.spec
index 3ee12ae..74405c9 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -1,9 +1,9 @@
-%global DATE 20130307
-%global SVNREV 196524
+%global DATE 20130316
+%global SVNREV 196702
 %global gcc_version 4.8.0
 # Note, gcc_release must be integer, if you want to add suffixes to
 # %{release}, append them after %{gcc_release} on Release: line.
-%global gcc_release 0.16
+%global gcc_release 0.17
 %global _unpackaged_files_terminate_build 0
 %global multilib_64_archs sparc64 ppc64 s390x x86_64
 %ifarch %{ix86} x86_64 ia64 ppc ppc64 alpha
@@ -194,7 +194,6 @@ Patch10: gcc48-pr38757.patch
 Patch11: gcc48-libstdc++-docs.patch
 Patch12: gcc48-no-add-needed.patch
 Patch13: gcc48-pr55608.patch
-Patch14: gcc48-pr45078.patch
 
 Patch1000: fastjar-0.97-segfault.patch
 Patch1001: fastjar-0.97-len1.patch
@@ -749,7 +748,6 @@ package or when debugging this package.
 %endif
 %patch12 -p0 -b .no-add-needed~
 %patch13 -p0 -b .pr55608~
-%patch14 -p0 -b .pr45078~
 
 %if 0%{?_enable_debug_packages}
 cat > split-debuginfo.sh <<\EOF
@@ -2975,6 +2973,16 @@ fi
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_version}/plugin
 
 %changelog
+* Sat Mar 16 2013 Jakub Jelinek <jakub@redhat.com> 4.8.0-0.17
+- update from trunk and the 4.8 branch
+  - PRs ada/52123, c++/51412, c++/51494, c++/51884, c++/52183, c++/56222,
+	c++/56346, c++/56565, c++/56567, c++/56611, c++/56614, debug/56307,
+	fortran/56575, fortran/56615, libstdc++/56492, libstdc++/56609,
+	libstdc++/56613, lto/56557, middle-end/56524, middle-end/56571,
+	target/40797, target/49880, target/56470, target/56591, target/56619,
+	testsuite/54119, tree-optimization/53265, tree-optimization/56478,
+	tree-optimization/56570, tree-optimization/56608
+
 * Thu Mar  7 2013 Jakub Jelinek <jakub@redhat.com> 4.8.0-0.16
 - updated from trunk
   - PRs bootstrap/56509, c++/54383, c++/55135, c++/56464, c++/56530,
diff --git a/gcc48-pr45078.patch b/gcc48-pr45078.patch
deleted file mode 100644
index 0ccfb61..0000000
--- a/gcc48-pr45078.patch
+++ /dev/null
@@ -1,54 +0,0 @@
-2013-03-06  Jakub Jelinek  <jakub@redhat.com>
-
-	PR plugins/45078
-	* config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
-	tm_file.
-
---- gcc/config.gcc.jj	2013-02-22 17:04:41.000000000 +0100
-+++ gcc/config.gcc	2013-03-06 13:38:19.711201446 +0100
-@@ -536,6 +536,9 @@ x86_64-*-*)
- 	fi
- 	tm_file="vxworks-dummy.h ${tm_file}"
- 	;;
-+arm*-*-* | mips*-*-* | sh*-*-* | sparc*-*-*)
-+	tm_file="vxworks-dummy.h ${tm_file}"
-+	;;
- esac
- 
- # On a.out targets, we need to use collect2.
-@@ -861,7 +864,7 @@ arm-wrs-vxworks)
- 	tmake_file="${tmake_file} arm/t-arm arm/t-vxworks"
- 	;;
- arm*-*-netbsdelf*)
--	tm_file="dbxelf.h elfos.h netbsd.h netbsd-elf.h arm/elf.h arm/aout.h arm/arm.h arm/netbsd-elf.h"
-+	tm_file="dbxelf.h elfos.h netbsd.h netbsd-elf.h arm/elf.h arm/aout.h ${tm_file} arm/netbsd-elf.h"
- 	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
- 	tmake_file="${tmake_file} arm/t-arm"
- 	;;
-@@ -873,7 +876,7 @@ arm*-*-linux-*)			# ARM GNU/Linux with E
- 	    ;;
- 	esac
- 	tmake_file="${tmake_file} arm/t-arm arm/t-arm-elf arm/t-bpabi arm/t-linux-eabi"
--	tm_file="$tm_file arm/bpabi.h arm/linux-eabi.h arm/aout.h arm/arm.h"
-+	tm_file="$tm_file arm/bpabi.h arm/linux-eabi.h arm/aout.h vxworks-dummy.h arm/arm.h"
- 	# Define multilib configuration for arm-linux-androideabi.
- 	case ${target} in
- 	*-androideabi)
-@@ -891,7 +894,7 @@ arm*-*-linux-*)			# ARM GNU/Linux with E
- arm*-*-uclinux*eabi*)		# ARM ucLinux
- 	tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/linux-gas.h arm/uclinux-elf.h glibc-stdint.h"
- 	tmake_file="arm/t-arm arm/t-arm-elf arm/t-bpabi"
--	tm_file="$tm_file arm/bpabi.h arm/uclinux-eabi.h arm/aout.h arm/arm.h"
-+	tm_file="$tm_file arm/bpabi.h arm/uclinux-eabi.h arm/aout.h vxworks-dummy.h arm/arm.h"
- 	# The BPABI long long divmod functions return a 128-bit value in
- 	# registers r0-r3.  Correctly modeling that requires the use of
- 	# TImode.
-@@ -928,7 +931,7 @@ arm*-*-eabi* | arm*-*-symbianelf* | arm*
- 	  tmake_file="${tmake_file} arm/t-symbian"
- 	  ;;
- 	esac
--	tm_file="${tm_file} arm/aout.h arm/arm.h"
-+	tm_file="${tm_file} arm/aout.h vxworks-dummy.h arm/arm.h"
- 	;;
- avr-*-rtems*)
- 	tm_file="elfos.h avr/elf.h avr/avr-arch.h avr/avr.h dbxelf.h avr/rtems.h rtems.h newlib-stdint.h"
diff --git a/sources b/sources
index 0759330..db4885e 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
 be78a47bd82523250eb3e91646db5b3d  cloog-0.18.0.tar.gz
 2659f09c2e43ef8b7d4406321753f1b2  fastjar-0.97.tar.gz
 bce1586384d8635a76d2f017fb067cd2  isl-0.11.1.tar.bz2
-5261d63f6322fdd1b871da3dece37371  gcc-4.8.0-20130307.tar.bz2
+2d5a7cef12a05d7ab3aa66c6e82d28d5  gcc-4.8.0-20130316.tar.bz2