engine: nswitch: fix compiling by removing stdc++ from SDL2 dependencies as we link it later (#1519)

engine/wscript

@@ -49,14 +49,14 @@ def configure(conf):
 		# re-enable undefined reference errors
 		conf.env.CXXFLAGS += ['-Wl,--no-undefined']
 		conf.env.CFLAGS += ['-Wl,--no-undefined']
-		# allow the SDL2 sanity check to complete properly by linking in libstdc++ and lm normally
-		conf.env.LDFLAGS += ['-lstdc++', '-lm']
+		# allow the SDL2 sanity check to complete properly by linking in lm normally
+		conf.env.LDFLAGS += ['-lm']
 		conf.load('sdl2')
 		if not conf.env.HAVE_SDL2:
 			conf.fatal('SDL2 not availiable! Install switch-sdl2!')
 		conf.define('XASH_SDL', 2)
 		# then remove them to avoid them getting linked to shared objects
-		conf.env.LDFLAGS.remove('-lstdc++')
+		conf.env.LIB_SDL2.remove('stdc++') # remove libstdc++ linking from SDL2, we link it later
 		conf.env.LDFLAGS.remove('-lm')
 	elif conf.env.DEST_OS == 'psvita':
 		# allow the SDL2 sanity check to complete properly by linking in some deps missing from the pkg-config file
@@ -189,7 +189,7 @@ def build(bld):
 		# HACK: link in the entirety of libstdc++ so that dynamic libs could use all of it without manual exporting
 		# we can't do this right away because std::filesystem will complain about not having pathconf(),
 		# which we have defined in sys_nswitch.c
-		bld.env.LDFLAGS += ['-Wl,--whole-archive', '-lstdc++', '-Wl,--no-whole-archive', '-lm']
+		bld.env.LDFLAGS += ['-v', '-Wl,--whole-archive', '-lstdc++', '-Wl,--no-whole-archive', '-lm']
 
 	if bld.env.DEST_OS == 'psvita':
 		libs += [ 'VRTLD' ]
@@ -225,13 +225,9 @@ def build(bld):
 
 	# Switch and PSVita have custom parameters
 	if bld.env.DEST_OS in ['nswitch', 'psvita']:
-		program = 'cxxprogram'
-		if bld.env.DEST_OS == 'nswitch':
-			program = 'cprogram' # avoid linking with g++, we link standard library explicitly
-
 		bld(source = source,
 			target = 'xash',
-			features = ['c', program],
+			features = 'c cxxprogram',
 			includes = includes,
 			use = libs,
 			install_path = None,