BUILDBOT: Switch Wii/GC builds to latest toolchain.

config/master.cfg

@@ -327,10 +327,10 @@ scumm_platforms_stable["mingw-w64-cplusplus11"] = p_cplusplus11
 scumm_buildonly_platforms.append("mingw-w64-cplusplus11")
 
 # wii
-scumm_root_wii = "/opt/toolchains/devkitPPC-r16"
+scumm_root_wii = "/opt/toolchains/devkitPPC-r26"
 scumm_env_wii = copy.deepcopy(scumm_env)
 scumm_env_wii["PATH"] = "%s/devkitPPC/bin:%s" % (scumm_root_wii, DEFAULT_PATH)
-scumm_env_wii["CXX"] = "ccache powerpc-gekko-g++"
+scumm_env_wii["CXX"] = "ccache powerpc-eabi-g++"
 scumm_env_wii["CXXFLAGS"] = "-isystem %s/3rd/include" % scumm_root_wii
 scumm_env_wii["LDFLAGS"] = "-L%s/3rd/lib" % scumm_root_wii
 scumm_env_wii["DEVKITPRO"] = "%s" % scumm_root_wii
@@ -353,10 +353,10 @@ scumm_platforms_master["wii"] = p
 scumm_platforms_stable["wii"] = p
 
 # gamecube
-scumm_root_gc = "/opt/toolchains/devkitPPC-r16"
+scumm_root_gc = "/opt/toolchains/devkitPPC-r26"
 scumm_env_gc = copy.deepcopy(scumm_env)
 scumm_env_gc["PATH"] = "%s/devkitPPC/bin:%s" % (scumm_root_gc, DEFAULT_PATH)
-scumm_env_gc["CXX"] = "ccache powerpc-gekko-g++"
+scumm_env_gc["CXX"] = "ccache powerpc-eabi-g++"
 scumm_env_gc["CXXFLAGS"] = "-isystem %s/3rd/include" % scumm_root_gc
 scumm_env_gc["LDFLAGS"] = "-L%s/3rd/lib" % scumm_root_gc
 scumm_env_gc["DEVKITPRO"] = "%s" % scumm_root_gc