gcc6: Upgrade to 6.4

Cherry-picked from oe-core master 7874fa86cb583fe6a178b95ead09430486197197

(From OE-Core rev: 4a9eee06a6d15a23f58bc981c83138964702b735)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/meta/recipes-devtools/gcc/gcc-6.4/0003-gcc-uclibc-locale-ctype_touplow_t.patch b/meta/recipes-devtools/gcc/gcc-6.4/0003-gcc-uclibc-locale-ctype_touplow_t.patch
new file mode 100644
index 0000000000..df07febee2
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc-6.4/0003-gcc-uclibc-locale-ctype_touplow_t.patch
@@ -0,0 +1,87 @@
+From ad5fd283fc7ef04f66c7fb003805364ea3bd34e9 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Fri, 29 Mar 2013 08:40:12 +0400
+Subject: [PATCH 03/46] gcc-uclibc-locale-ctype_touplow_t
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+Upstream-Status: Pending
+---
+ libstdc++-v3/config/locale/generic/c_locale.cc | 5 +++++
+ libstdc++-v3/config/locale/generic/c_locale.h  | 9 +++++++++
+ libstdc++-v3/config/os/gnu-linux/ctype_base.h  | 9 +++++++++
+ 3 files changed, 23 insertions(+)
+
+diff --git a/libstdc++-v3/config/locale/generic/c_locale.cc b/libstdc++-v3/config/locale/generic/c_locale.cc
+index ef6ce8f..4740636 100644
+--- a/libstdc++-v3/config/locale/generic/c_locale.cc
++++ b/libstdc++-v3/config/locale/generic/c_locale.cc
+@@ -273,5 +273,10 @@ _GLIBCXX_END_NAMESPACE_VERSION
+ #ifdef _GLIBCXX_LONG_DOUBLE_COMPAT
+ #define _GLIBCXX_LDBL_COMPAT(dbl, ldbl) \
+   extern "C" void ldbl (void) __attribute__ ((alias (#dbl)))
++#ifdef __UCLIBC__
++// This is because __c_locale is of type __ctype_touplow_t* which is short on uclibc. for glibc its int*
++_GLIBCXX_LDBL_COMPAT(_ZSt14__convert_to_vIdEvPKcRT_RSt12_Ios_IostateRKPs, _ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPs);
++#else
+ _GLIBCXX_LDBL_COMPAT(_ZSt14__convert_to_vIdEvPKcRT_RSt12_Ios_IostateRKPi, _ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi);
++#endif
+ #endif // _GLIBCXX_LONG_DOUBLE_COMPAT
+diff --git a/libstdc++-v3/config/locale/generic/c_locale.h b/libstdc++-v3/config/locale/generic/c_locale.h
+index 794471e..d65f955 100644
+--- a/libstdc++-v3/config/locale/generic/c_locale.h
++++ b/libstdc++-v3/config/locale/generic/c_locale.h
+@@ -40,13 +40,22 @@
+ 
+ #include <clocale>
+ 
++#ifdef __UCLIBC__
++#include <features.h>
++#include <ctype.h>
++#endif
++
+ #define _GLIBCXX_NUM_CATEGORIES 0
+ 
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ 
++#ifdef __UCLIBC__
++  typedef __ctype_touplow_t*   __c_locale;
++#else
+   typedef int*                 __c_locale;
++#endif
+ 
+   // Convert numeric value of type double and long double to string and
+   // return length of string.  If vsnprintf is available use it, otherwise
+diff --git a/libstdc++-v3/config/os/gnu-linux/ctype_base.h b/libstdc++-v3/config/os/gnu-linux/ctype_base.h
+index 591c793..55eb0e9 100644
+--- a/libstdc++-v3/config/os/gnu-linux/ctype_base.h
++++ b/libstdc++-v3/config/os/gnu-linux/ctype_base.h
+@@ -33,6 +33,11 @@
+ 
+ // Information as gleaned from /usr/include/ctype.h
+ 
++#ifdef __UCLIBC__
++#include <features.h>
++#include <ctype.h>
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -41,7 +46,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+   struct ctype_base
+   {
+     // Non-standard typedefs.
++#ifdef __UCLIBC__
++    typedef const __ctype_touplow_t*   __to_type;
++#else
+     typedef const int*                 __to_type;
++#endif
+ 
+     // NB: Offsets into ctype<char>::_M_table force a particular size
+     // on the mask type. Because of this, we don't use an enum.
+-- 
+2.8.2
+