diff --git a/core/gcc/PKGBUILD b/core/gcc/PKGBUILD
index 1cfe75e3b..c7681eed7 100644
--- a/core/gcc/PKGBUILD
+++ b/core/gcc/PKGBUILD
@@ -15,11 +15,11 @@
 noautobuild=1
 
 pkgname=('gcc' 'gcc-libs' 'gcc-fortran' 'gcc-objc' 'gcc-go')
-pkgver=5.1.0
+pkgver=5.2.0
 _pkgver=5
 _islver=0.14.1
-pkgrel=5
-_snapshot=5-20150623
+pkgrel=1
+#_snapshot=5-20150623
 pkgdesc="The GNU Compiler Collection"
 arch=('i686' 'x86_64')
 license=('GPL' 'LGPL' 'FDL' 'custom')
@@ -27,17 +27,13 @@ url="http://gcc.gnu.org"
 makedepends=('binutils>=2.25' 'libmpc' 'doxygen')
 checkdepends=('dejagnu' 'inetutils')
 options=('!emptydirs' '!distcc')
-source=(#ftp://gcc.gnu.org/pub/gcc/releases/gcc-${pkgver}/gcc-${pkgver}.tar.bz2
-        ftp://gcc.gnu.org/pub/gcc/snapshots/${_snapshot}/gcc-${_snapshot}.tar.bz2
+source=(ftp://gcc.gnu.org/pub/gcc/releases/gcc-${pkgver}/gcc-${pkgver}.tar.bz2
+        #ftp://gcc.gnu.org/pub/gcc/snapshots/${_snapshot}/gcc-${_snapshot}.tar.bz2
         http://isl.gforge.inria.fr/isl-${_islver}.tar.bz2
-        pr65882.patch
-        pr66647.patch
         pr66035.patch
         0001-ARMv5-disable-LDRD-STRD.patch)
-md5sums=('69432bf92cb6cdc8399c1bfc28c4f801'
+md5sums=('a51bcfeb3da7dd4c623e27207ed43467'
          '118d1a379abf7606a3334c98a8411c79'
-         'f64c1781d8bcac1ea168c2b7091ca2bd'
-         '720df658a726b6e0e541c58296bd5672'
          '5b980076cd5fcbc3aff6014f306282dd'
          '924a9bcdd7852410667f04ce18c305d7')
 
@@ -66,12 +62,6 @@ prepare() {
   # hack! - some configure tests for header files using "$CPP $CPPFLAGS"
   sed -i "/ac_cpp=/s/\$CPPFLAGS/\$CPPFLAGS -O2/" {libiberty,gcc}/configure
 
-  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65882
-  patch -p0 -i ${srcdir}/pr65882.patch
-
-  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66647
-  patch -p0 -i ${srcdir}/pr66647.patch
-
   # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66035
   patch -p1 -i ${srcdir}/pr66035.patch
 
@@ -109,7 +99,7 @@ build() {
       --with-linker-hash-style=gnu --enable-gnu-indirect-function \
       --disable-multilib --disable-werror \
       --enable-checking=release \
-      --with-default-libstdcxx-abi=c++98 \
+      --with-default-libstdcxx-abi=gcc4-compatible \
       $CONFIGFLAG
 
   make
diff --git a/core/gcc/pr65882.patch b/core/gcc/pr65882.patch
deleted file mode 100644
index d5e64b9a2..000000000
--- a/core/gcc/pr65882.patch
+++ /dev/null
@@ -1,106 +0,0 @@
-Index: gcc/testsuite/g++.dg/diagnostic/inhibit-warn-1.C
-===================================================================
---- gcc/testsuite/g++.dg/diagnostic/inhibit-warn-1.C	(revision 0)
-+++ gcc/testsuite/g++.dg/diagnostic/inhibit-warn-1.C	(revision 224864)
-@@ -0,0 +1,32 @@
-+// PR c++/65882
-+// { dg-do compile { target c++11 } }
-+// { dg-options "-Wbool-compare" }
-+
-+// Check that we don't ICE because of reentering error reporting routines while
-+// evaluating template parameters
-+
-+template<typename>
-+struct type_function {
-+  static constexpr bool value = false;
-+};
-+
-+template<bool>
-+struct dependent_type {
-+  typedef int type;
-+};
-+
-+template<typename T>
-+typename dependent_type<(5 > type_function<T>::value)>::type
-+bar();
-+
-+template<typename T>
-+typename dependent_type<(5 > type_function<T>::value)>::type
-+foo()
-+{
-+  return bar<int>();
-+}
-+
-+int main()
-+{
-+  foo<int>();
-+}
-Index: gcc/testsuite/g++.dg/diagnostic/inhibit-warn-2.C
-===================================================================
---- gcc/testsuite/g++.dg/diagnostic/inhibit-warn-2.C	(revision 0)
-+++ gcc/testsuite/g++.dg/diagnostic/inhibit-warn-2.C	(revision 224864)
-@@ -0,0 +1,36 @@
-+// PR c++/65882
-+// PR c++/66467
-+// { dg-do compile }
-+
-+template <bool>
-+struct A
-+{
-+  typedef int type;
-+};
-+
-+struct B
-+{
-+  static const int value = 0;
-+};
-+
-+template <class>
-+struct C
-+{
-+  typedef int type;
-+};
-+
-+template <class>
-+struct F : B {};
-+
-+class D
-+{
-+  template <class Expr>
-+  typename A<F<typename C<Expr>::type>::value || B::value>::type
-+  operator=(Expr); // { dg-message "declared" }
-+};
-+
-+void fn1()
-+{
-+  D opt;
-+  opt = 0; // { dg-error "private" }
-+}
-Index: gcc/cp/call.c
-===================================================================
---- gcc/cp/call.c	(revision 224863)
-+++ gcc/cp/call.c	(revision 224864)
-@@ -5687,8 +5687,9 @@
-     case TRUTH_ORIF_EXPR:
-     case TRUTH_AND_EXPR:
-     case TRUTH_OR_EXPR:
--      warn_logical_operator (loc, code, boolean_type_node,
--			     code_orig_arg1, arg1, code_orig_arg2, arg2);
-+      if (complain & tf_warning)
-+	warn_logical_operator (loc, code, boolean_type_node,
-+			       code_orig_arg1, arg1, code_orig_arg2, arg2);
-       /* Fall through.  */
-     case GT_EXPR:
-     case LT_EXPR:
-@@ -5696,8 +5697,9 @@
-     case LE_EXPR:
-     case EQ_EXPR:
-     case NE_EXPR:
--      if ((code_orig_arg1 == BOOLEAN_TYPE)
--	  ^ (code_orig_arg2 == BOOLEAN_TYPE))
-+      if ((complain & tf_warning)
-+	  && ((code_orig_arg1 == BOOLEAN_TYPE)
-+	      ^ (code_orig_arg2 == BOOLEAN_TYPE)))
- 	maybe_warn_bool_compare (loc, code, arg1, arg2);
-       /* Fall through.  */
-     case PLUS_EXPR:
diff --git a/core/gcc/pr66647.patch b/core/gcc/pr66647.patch
deleted file mode 100644
index 9552922f5..000000000
--- a/core/gcc/pr66647.patch
+++ /dev/null
@@ -1,87 +0,0 @@
-Index: gcc/testsuite/g++.dg/cpp0x/alias-decl-49.C
-===================================================================
---- gcc/testsuite/g++.dg/cpp0x/alias-decl-49.C	(revision 0)
-+++ gcc/testsuite/g++.dg/cpp0x/alias-decl-49.C	(revision 224921)
-@@ -0,0 +1,54 @@
-+// PR c++/66647
-+// { dg-do compile { target c++11 } }
-+
-+template <typename _Tp> struct A
-+{
-+  static constexpr _Tp value = 1;
-+};
-+template <typename> class B
-+{
-+public:
-+  template <typename> struct rebind
-+  {
-+  };
-+};
-+
-+template <typename _Alloc, typename _Tp> class C
-+{
-+  template <typename _Alloc2, typename _Tp2>
-+  static A<int> _S_chk (typename _Alloc2::template rebind<_Tp2> *);
-+
-+public:
-+  using __type = decltype (_S_chk<_Alloc, _Tp> (0));
-+};
-+
-+template <typename _Alloc, typename _Tp, int = C<_Alloc, _Tp>::__type::value>
-+struct D;
-+template <typename _Alloc, typename _Tp> struct D<_Alloc, _Tp, 1>
-+{
-+  typedef typename _Alloc::template rebind<_Tp> __type;
-+};
-+template <typename _Alloc> struct F
-+{
-+  template <typename _Tp> using rebind_alloc = typename D<_Alloc, _Tp>::__type;
-+};
-+template <typename _Alloc> struct __alloc_traits
-+{
-+  template <typename> struct rebind
-+  {
-+    typedef typename F<_Alloc>::template rebind_alloc<int> other;
-+  };
-+};
-+template <typename _Alloc> struct G
-+{
-+  typename __alloc_traits<_Alloc>::template rebind<int>::other _Tp_alloc_type;
-+};
-+template <typename _Tp, typename _Alloc = B<_Tp> > class vector : G<_Alloc>
-+{
-+};
-+
-+template <int> using tfuncptr = void();
-+template <int d> struct H
-+{
-+  vector<tfuncptr<d> > funcs;
-+};
-Index: gcc/cp/pt.c
-===================================================================
---- gcc/cp/pt.c	(revision 224920)
-+++ gcc/cp/pt.c	(revision 224921)
-@@ -20975,6 +20975,12 @@
- 	names a dependent type.  */
-   if (TREE_CODE (type) == TYPENAME_TYPE)
-     return true;
-+
-+  /* An alias template specialization can be dependent even if the
-+     resulting type is not.  */
-+  if (dependent_alias_template_spec_p (type))
-+    return true;
-+
-   /* -- a cv-qualified type where the cv-unqualified type is
- 	dependent.
-      No code is necessary for this bullet; the code below handles
-@@ -21026,10 +21032,6 @@
- 	   && (any_dependent_template_arguments_p
- 	       (INNERMOST_TEMPLATE_ARGS (CLASSTYPE_TI_ARGS (type)))))
-     return true;
--  /* For an alias template specialization, check the arguments both to the
--     class template and the alias template.  */
--  else if (dependent_alias_template_spec_p (type))
--    return true;
- 
-   /* All TYPEOF_TYPEs, DECLTYPE_TYPEs, and UNDERLYING_TYPEs are
-      dependent; if the argument of the `typeof' expression is not