Upgrade gcc-4.4.3 for Android toolchain.

- Backport upstream patches to support arm hardfp.
- Backport gcc-4.5 patches to support -march=atom. Now it is
able to build atom toolchain with glibc from this branch
- Develop a bunch of optimizations
- Fix a few arm dejagnu failures

To-do list:
- Support Android/atom
- Fix ia32 bootstrap failure

Change-Id: I5e10dcd21620d4d8ca984d1d1707a76067e61691

1 files changed, 18 insertions, 0 deletions

diff --git a/gcc-4.4.3/gcc/cp/class.c b/gcc-4.4.3/gcc/cp/class.c
index d1b9bff4c..e7b78cc29 100644
--- a/gcc-4.4.3/gcc/cp/class.c
+++ b/gcc-4.4.3/gcc/cp/class.c
@@ -8090,4 +8090,22 @@ cp_decl_is_destructor (tree decl)
   return DECL_DESTRUCTOR_P (decl);
 }
 
+/* Return
+   1 if decl is a const member function,
+   2 if decl is not a const member function but has a const overload that
+     has identical parameter list,
+   0 otherwise.  */
+
+int
+cp_decl_is_const_member_func (tree decl)
+{
+  if (DECL_CONST_MEMFUNC_P (decl))
+    return 1;
+  else if (DECL_ATTRIBUTES (decl)
+	   && lookup_attribute ("has_const_overload", DECL_ATTRIBUTES (decl)))
+    return 2;
+  else
+    return 0;
+}
+
 #include "gt-cp-class.h"