[toolchain/gcc] add support for gcc 4.7.0 - thanks to acoul!

[openwrt.git] / toolchain / gcc / patches / 4.7.0 / 840-armv4_pass_fix-v4bx_to_ld.patch

diff --git a/toolchain/gcc/patches/4.7.0/840-armv4_pass_fix-v4bx_to_ld.patch b/toolchain/gcc/patches/4.7.0/840-armv4_pass_fix-v4bx_to_ld.patch
new file mode 100644 (file)
index 0000000..67c374d
--- /dev/null
+++ b/toolchain/gcc/patches/4.7.0/840-armv4_pass_fix-v4bx_to_ld.patch
@@ -0,0 +1,19 @@
+--- a/gcc/config/arm/linux-eabi.h
++++ b/gcc/config/arm/linux-eabi.h
+@@ -64,10 +64,15 @@
+ #undef  GLIBC_DYNAMIC_LINKER
+ #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3"
+ 
++/* For armv4 we pass --fix-v4bx to linker to support EABI */
++#undef TARGET_FIX_V4BX_SPEC
++#define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*"\
++  "|march=armv4|mcpu=fa526|mcpu=fa626:--fix-v4bx}"
++
+ /* At this point, bpabi.h will have clobbered LINK_SPEC.  We want to
+    use the GNU/Linux version, not the generic BPABI version.  */
+ #undef  LINK_SPEC
+-#define LINK_SPEC BE8_LINK_SPEC                                               \
++#define LINK_SPEC BE8_LINK_SPEC TARGET_FIX_V4BX_SPEC                  \
+   LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC,                                \
+                      LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)
+