diff --git a/.gitignore b/.gitignore
index b591fba..4eaedeb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /gcc-6.0.0-20160219.tar.bz2
 /gcc-6.0.0-20160227.tar.bz2
 /gcc-6.0.0-20160302.tar.bz2
+/gcc-6.0.0-20160305.tar.bz2
diff --git a/gcc.spec b/gcc.spec
index 9bdcf1f..4cf4e3d 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -1,9 +1,9 @@
-%global DATE 20160302
-%global SVNREV 233890
+%global DATE 20160305
+%global SVNREV 234005
 %global gcc_version 6.0.0
 # 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 0.14
+%global gcc_release 0.15
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
 # Hardening slows the compiler way too much.
@@ -206,7 +206,6 @@ Patch10: gcc6-no-add-needed.patch
 Patch11: gcc6-libgo-p224.patch
 Patch12: gcc6-aarch64-async-unw-tables.patch
 Patch13: gcc6-libsanitize-aarch64-va42.patch
-Patch14: gcc6-pr69947.patch
 
 # On ARM EABI systems, we do want -gnueabi to be part of the
 # target triple.
@@ -773,7 +772,6 @@ package or when debugging this package.
 rm -f libgo/go/crypto/elliptic/p224{,_test}.go
 %patch12 -p0 -b .aarch64-async-unw-tables~
 %patch13 -p0 -b .libsanitize-aarch64-va42~
-%patch14 -p0 -b .pr69947~
 
 %if 0%{?_enable_debug_packages}
 mkdir dwz-wrapper
@@ -3066,6 +3064,18 @@ fi
 %doc rpm.doc/changelogs/libcc1/ChangeLog*
 
 %changelog
+* Sat Mar  5 2016 Jakub Jelinek <jakub@redhat.com> 6.0.0-0.15
+- update from the trunk
+  - PRs c++/51406, c++/66786, c++/67164, c++/69203, c++/70035, c++/70054,
+	c++/70067, c++/70084, c/67854, c/68187, c/69798, c/69824, c/69973,
+	ipa/69990, libffi/70024, libgomp/69555, middle-end/67278,
+	middle-end/70050, rtl-opt/67145, rtl-optimization/57676,
+	rtl-optimization/69052, rtl-optimization/69904,
+	rtl-optimization/69941, rtl-optimization/69942, target/67278,
+	target/70004, target/70014, target/70021, target/70028, target/70059,
+	target/70062, testsuite/69766, tree-optimization/55936,
+	tree-optimization/68659, tree-optimization/70043
+
 * Wed Mar  2 2016 Jakub Jelinek <jakub@redhat.com> 6.0.0-0.14
 - update from the trunk
   - PRs ada/70017, c++/51489, c++/69795, c++/69961, c++/69995, c++/70036,
diff --git a/gcc6-pr69947.patch b/gcc6-pr69947.patch
deleted file mode 100644
index fc5d13e..0000000
--- a/gcc6-pr69947.patch
+++ /dev/null
@@ -1,66 +0,0 @@
-2016-02-25  Jakub Jelinek  <jakub@redhat.com>
-
-	PR debug/69947
-	* dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
-	all other ops that have dw_val_class_die_ref operands,
-	and DW_OP_GNU_entry_value.
-
-	* gcc.dg/guality/pr69947.c: New test.
-
---- gcc/dwarf2out.c.jj	2016-02-25 17:04:11.465781368 +0100
-+++ gcc/dwarf2out.c	2016-02-25 17:41:26.785371399 +0100
-@@ -25641,11 +25641,29 @@ prune_unused_types_walk_loc_descr (dw_lo
-   for (; loc != NULL; loc = loc->dw_loc_next)
-     switch (loc->dw_loc_opc)
-       {
-+      case DW_OP_GNU_implicit_pointer:
-+      case DW_OP_GNU_convert:
-+      case DW_OP_GNU_reinterpret:
-+	if (loc->dw_loc_oprnd1.val_class == dw_val_class_die_ref)
-+	  prune_unused_types_mark (loc->dw_loc_oprnd1.v.val_die_ref.die, 1);
-+	break;
-       case DW_OP_call2:
-       case DW_OP_call4:
-       case DW_OP_call_ref:
-+      case DW_OP_GNU_const_type:
-+      case DW_OP_GNU_parameter_ref:
-+	gcc_assert (loc->dw_loc_oprnd1.val_class == dw_val_class_die_ref);
- 	prune_unused_types_mark (loc->dw_loc_oprnd1.v.val_die_ref.die, 1);
- 	break;
-+      case DW_OP_GNU_regval_type:
-+      case DW_OP_GNU_deref_type:
-+	gcc_assert (loc->dw_loc_oprnd2.val_class == dw_val_class_die_ref);
-+	prune_unused_types_mark (loc->dw_loc_oprnd2.v.val_die_ref.die, 1);
-+	break;
-+      case DW_OP_GNU_entry_value:
-+	gcc_assert (loc->dw_loc_oprnd1.val_class == dw_val_class_loc);
-+	prune_unused_types_walk_loc_descr (loc->dw_loc_oprnd1.v.val_loc);
-+	break;
-       default:
- 	break;
-       }
---- gcc/testsuite/gcc.dg/guality/pr69947.c.jj	2016-02-25 17:22:13.729098931 +0100
-+++ gcc/testsuite/gcc.dg/guality/pr69947.c	2016-02-25 17:22:13.729098931 +0100
-@@ -0,0 +1,22 @@
-+/* PR debug/69947 */
-+/* { dg-do run } */
-+/* { dg-options "-g" } */
-+
-+#include "../nop.h"
-+
-+static const char *c = "foobar";
-+
-+__attribute__((noinline, noclone)) void
-+foo (void)
-+{
-+  static const char a[] = "abcdefg";
-+  const char *b = a;		/* { dg-final { gdb-test 14 "c\[2\]" "'o'" } } */
-+  asm (NOP : : : "memory");	/* { dg-final { gdb-test 14 "b\[4\]" "'e'" } } */
-+}
-+
-+int
-+main ()
-+{
-+  foo ();
-+  return 0;
-+}
diff --git a/sources b/sources
index d1e7d9f..834d997 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-fd1256075b50cfbcab2dc8bcd73a8efa  gcc-6.0.0-20160302.tar.bz2
+0e37dfdb7bd3c1a797bfac30b1991acb  gcc-6.0.0-20160305.tar.bz2