gdb: upgraded to v7.8.2.

rules/gdb/common.bash

@@ -1,14 +1,14 @@
 version=\
 (
-    '7.7.1'
+    '7.8.2'
 )
 
 url=\
 (
-    "http://ftp.gnu.org/gnu/gdb/gdb-$version.tar.bz2"
+    "http://ftp.gnu.org/gnu/gdb/gdb-$version.tar.xz"
 )
 
 md5=\
 (
-    '77b20b515e7c25f032cb9732a66620fe'
+    'a80cf252ed2e775d4e4533341bbf2459'
 )

rules/gdb/cross.bash

@@ -8,13 +8,12 @@ requires=\
 configure()
 {
     cd "$pkg_build_dir" &&
-    CFLAGS=-I"$cfg_dir_toolchain/include" \
-	LDFLAGS=-L"$cfg_dir_toolchain/lib" \
 	"../gdb-$version/configure" \
         --prefix="$cfg_dir_toolchain" \
         --target="$cfg_target_canonical" \
         --host="$cfg_host_canonical" \
         --build="$cfg_host_canonical" \
+        --with-build-sysroot="$cfg_dir_toolchain_sysroot" \
         --with-sysroot="$cfg_dir_toolchain_sysroot" \
         --disable-nls \
         --disable-tui
@@ -28,5 +27,4 @@ build()
 host_install()
 {
     $cmd_make -C "$pkg_build_dir" install
-    rm -rf "$cfg_dir_toolchain"/{info,man}
 }