gcc: Switch to git SRC_URI

svn has been giving troubles with svn 1.7 upgrade
Remove duplicate definition of S and B variables
from gcc-4.7.inc

Use 4.7.1.0 for PV to maintain the upgrade path
Its an interim solution once we upgrade to 4.7.2
we will drop it.

(From OE-Core rev: 3f3b74b3fd6ba813dd69804706edcea145876e09)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/gcc/gcc-4.7.inc

@@ -8,7 +8,10 @@ PR = "r6"
 # on branch then PV should be incremented to 4.7.2+svnr${SRCPV}
 # to reflect that change
 
-PV = "4.7.1+svnr${SRCPV}"
+# using 4.7.1.0 for upgrade path when we move past 4.7.2 release
+# then we should drop the last 0 as well.
+
+PV = "4.7.1.0+git${SRCPV}"
 
 # BINV should be incremented after updating to a revision
 # after a minor gcc release (e.g. 4.7.1 or 4.7.2) has been made
@@ -18,7 +21,7 @@ PV = "4.7.1+svnr${SRCPV}"
 
 BINV = "4.7.2"
 
-SRCREV = "188658"
+SRCREV = "d07e24f4ab59f264d68d21838795349faab5dede"
 BRANCH = "gcc-4_7-branch"
 FILESPATH = "${@base_set_filespath([ '${FILE_DIRNAME}/gcc-4.7' ], d)}"
 
@@ -33,7 +36,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552 \
                    file://COPYING.LIB;md5=2d5025d4aa3495befef8f17206a5b0a1 \
 		   file://COPYING.RUNTIME;md5=fe60d87048567d4fe8c8a0ed2448bcc8"
 
-SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH};protocol=http \
+SRC_URI = "git://github.com/mirrors/gcc.git;branch=${BRANCH};protocol=git \
 	   file://gcc-4.3.1-ARCH_FLAGS_FOR_TARGET.patch \
 	   file://100-uclibc-conf.patch \
            file://gcc-uclibc-locale-ctype_touplow_t.patch \
@@ -74,7 +77,7 @@ SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH};protocol=http \
 	   file://fix-g++-sysroot.patch \
 	  "
 
-S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/${BRANCH}"
+S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/git"
 B = "${WORKDIR}/${BRANCH}/build.${HOST_SYS}.${TARGET_SYS}"
 
 # Language Overrides