elfutils: fix compilations issue with the gcc 4.7

(From OE-Core rev: 291483a20933cc70a49c2acadc9891bea2158564)

Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/elfutils/elfutils_0.148.bb

@@ -6,7 +6,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=0636e73ff0215e8d672dc4c32c317bb3\
                     file://EXCEPTION;md5=570adcb0c1218ab57f2249c67d0ce417"
 DEPENDS = "libtool bzip2 zlib"
 
-PR = "r2"
+PR = "r3"
 
 SRC_URI = "https://fedorahosted.org/releases/e/l/elfutils/elfutils-${PV}.tar.bz2"
 
@@ -29,6 +29,7 @@ SRC_URI += "\
 	file://elfutils-fsize.patch \
 	file://remove-unused.patch \
 	file://mempcpy.patch \
+	file://fix_for_gcc-4.7.patch\
 "
 # Only apply when building uclibc based target recipe
 SRC_URI_append_libc-uclibc = " ${@['', 'file://uclibc-support.patch']['${PN}' == '${BPN}']}"