web: fix some emscripten warning spew (#362)

Author: erysdren

engine/Makefile

@@ -1775,18 +1775,18 @@ ifeq ($(FTE_TARGET),web)
 	EMCC_CFLAGS= -DFTE_TARGET_WEB
 	EMCC_LDFLAGS=$(EMCC_CFLAGS) $(JSLIBS) $(WEB_PREJS)
 #	EMCC_CFLAGS+= -s BINARYEN_TRAP_MODE='clamp'		#fix bigfloat->int rounding crashes
-	EMCC_CFLAGS+= -s LEGACY_GL_EMULATION=0			#simplify the opengl wrappers.
-	EMCC_CFLAGS+= -s NO_FILESYSTEM=1				#we have our own.
-	EMCC_CFLAGS+= -s FILESYSTEM=0					#we have our own.
-	EMCC_CFLAGS+= -s ALLOW_MEMORY_GROWTH=1			#reduce crashes...
-	EMCC_CFLAGS+= -s MAX_WEBGL_VERSION=2			#make use of what we can.
-	EMCC_CFLAGS+= -s TOTAL_STACK=5MB			#big!
+	EMCC_LDFLAGS+= -s LEGACY_GL_EMULATION=0			#simplify the opengl wrappers.
+	EMCC_LDFLAGS+= -s NO_FILESYSTEM=1				#we have our own.
+	EMCC_LDFLAGS+= -s FILESYSTEM=0					#we have our own.
+	EMCC_LDFLAGS+= -s ALLOW_MEMORY_GROWTH=1			#reduce crashes...
+	EMCC_LDFLAGS+= -s MAX_WEBGL_VERSION=2			#make use of what we can.
+	EMCC_LDFLAGS+= -s TOTAL_STACK=5MB			#big!
    	EMCC_LDFLAGS+=-s ERROR_ON_UNDEFINED_SYMBOLS=1	#fairly obvious. no runtime errors please.
 	RELEASE_CFLAGS=-DOMIT_QCC -DGL_STATIC $(EMCC_CFLAGS)
-	DEBUG_CFLAGS=-g4 -DOMIT_QCC -DGL_STATIC $(EMCC_CFLAGS)
+	DEBUG_CFLAGS=-gsource-map -DOMIT_QCC -DGL_STATIC $(EMCC_CFLAGS)
 	RELEASE_LDFLAGS=-O3	-s TOTAL_MEMORY=$(ASMJS_MEMORY) $(EMCC_LDFLAGS)
 #	RELEASE_LDFLAGS=-O1	-s TOTAL_MEMORY=$(WEB_MEMORY) $(EMCC_LDFLAGS)
-	DEBUG_LDFLAGS=-O0 -g4 -s TOTAL_MEMORY=$(WEB_MEMORY) $(EMCC_LDFLAGS) -s SAFE_HEAP=1 -s ALIASING_FUNCTION_POINTERS=0 -s ASSERTIONS=2
+	DEBUG_LDFLAGS=-O0 -gsource-map -s TOTAL_MEMORY=$(WEB_MEMORY) $(EMCC_LDFLAGS) -s SAFE_HEAP=1 -s ALIASING_FUNCTION_POINTERS=0 -s ASSERTIONS=2
 	CC=emcc
 	CXX=em++
 	AR=emar