fix gcc 4.2.0 compile for ppc

SVN-Revision: 7761

toolchain/gcc/Makefile

@@ -119,6 +119,7 @@ define Build/Prepare
 	$(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(PKG_BUILD_DIR)/gcc/version.c
 	$(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(PKG_BUILD_DIR)/gcc/version.c
 	(cd $(PKG_BUILD_DIR)/libstdc++-v3; autoconf;);
+	$(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(PKG_BUILD_DIR)/libstdc++-v3/configure
 endef
 
 define Build/Configure

toolchain/gcc/patches/4.2.0/307-long_double_fix.patch

@@ -0,0 +1,26 @@
+Index: gcc-4.2.0/gcc/config/rs6000/darwin-ldouble.c
+===================================================================
+--- gcc-4.2.0.orig/gcc/config/rs6000/darwin-ldouble.c	2007-06-28 20:56:39.222667344 +0200
++++ gcc-4.2.0/gcc/config/rs6000/darwin-ldouble.c	2007-06-28 20:57:02.258165416 +0200
+@@ -49,9 +49,10 @@
+ 
+    This code currently assumes big-endian.  */
+ 
+-#if ((!defined (__NO_FPRS__) || defined (_SOFT_FLOAT)) \
++#if (defined (__LONG_DOUBLE_128__) && \
++	((!defined (__NO_FPRS__) || defined (_SOFT_FLOAT)) \
+      && !defined (__LITTLE_ENDIAN__) \
+-     && (defined (__MACH__) || defined (__powerpc__) || defined (_AIX)))
++     && (defined (__MACH__) || defined (__powerpc__) || defined (_AIX))))
+ 
+ #define fabs(x) __builtin_fabs(x)
+ #define isless(x, y) __builtin_isless (x, y)
+@@ -219,7 +220,7 @@
+   return z.ldval;
+ }
+ 
+-#if defined (_SOFT_FLOAT) && defined (__LONG_DOUBLE_128__)
++#ifdef _SOFT_FLOAT
+ 
+ long double __gcc_qneg (double, double);
+ int __gcc_qeq (double, double, double, double);