wpewebkit: add -gsplit-dwarf to build with symbols

Author: calvaris

package/wpe/wpewebkit/wpewebkit.mk

@@ -197,11 +197,11 @@ endif
 ifeq ($(BR2_PACKAGE_WPEWEBKIT_SYMBOLS_NO),y)
 WPEWEBKIT_SYMBOL_FLAGS = -g0
 else ifeq ($(BR2_PACKAGE_WPEWEBKIT_SYMBOLS_LEVEL_1),y)
-WPEWEBKIT_SYMBOL_FLAGS = -g1
+WPEWEBKIT_SYMBOL_FLAGS = -g1 -gsplit-dwarf
 else ifeq ($(BR2_PACKAGE_WPEWEBKIT_SYMBOLS_LEVEL_2),y)
-WPEWEBKIT_SYMBOL_FLAGS = -g2
+WPEWEBKIT_SYMBOL_FLAGS = -g2 -gsplit-dwarf
 else ifeq ($(BR2_PACKAGE_WPEWEBKIT_SYMBOLS_LEVEL_3),y)
-WPEWEBKIT_SYMBOL_FLAGS = -g3
+WPEWEBKIT_SYMBOL_FLAGS = -g3 -gsplit-dwarf
 endif
 
 WPEWEBKIT_BUILD_TYPE = Release