--- libraries/source/fcollada/src/Makefile
+++ libraries/source/fcollada/src/Makefile
@@ -9,9 +9,9 @@
 
 CXX ?= g++
 CXXFLAGS += -fvisibility=hidden -W -Wall -Wno-unused-parameter -Wno-unused-function $(OS_DEFINE) $(PIC_FLAGS) $(CPPFLAGS)
-CXXFLAGS_DEBUG := -O0 -g -D_DEBUG -DRETAIL
-CXXFLAGS_RELEASE := -O2 -DNDEBUG -DRETAIL
-CXXFLAGS_TEST := -O0 -g -D_DEBUG
+CXXFLAGS_DEBUG := -D_DEBUG -DRETAIL
+CXXFLAGS_RELEASE := -DNDEBUG -DRETAIL
+CXXFLAGS_TEST := -D_DEBUG
 LIBS += `pkg-config libxml-2.0 --libs`
 INCLUDES += -IFCollada `pkg-config libxml-2.0 --cflags`
 INCLUDES_TEST := -IFCollada/FColladaTest $(INCLUDES)
--- build/premake/premake4/src/tools/gcc.lua
+++ build/premake/premake4/src/tools/gcc.lua
@@ -136,8 +136,6 @@
 		if not cfg.flags.Symbols then
 			if cfg.system == "macosx" then
 				table.insert(result, "-Wl,-x")
-			else
-				table.insert(result, "-s")
 			end
 		end
 	
--- build/premake/premake4/build/gmake.unix/Premake4.make
+++ build/premake/premake4/build/gmake.unix/Premake4.make
@@ -26,9 +26,9 @@
   DEFINES   += -DNDEBUG -DLUA_USE_POSIX -DLUA_USE_DLOPEN
   INCLUDES  += -I../../src/host/lua-5.1.4/src
   CPPFLAGS  += -MMD -MP $(DEFINES) $(INCLUDES)
-  CFLAGS    += $(CPPFLAGS) -Wall -Os
-  CXXFLAGS  += $(CPPFLAGS) -Wall -Os
-  LDFLAGS   += -s -rdynamic
+  CFLAGS    += $(CPPFLAGS) -Wall
+  CXXFLAGS  += $(CPPFLAGS) -Wall
+  LDFLAGS   += -rdynamic
   LIBS      += -lm -ldl 
   RESFLAGS  += $(DEFINES) $(INCLUDES) 
   LDDEPS    += 
@@ -48,8 +48,8 @@
   DEFINES   += -D_DEBUG -DLUA_USE_POSIX -DLUA_USE_DLOPEN
   INCLUDES  += -I../../src/host/lua-5.1.4/src
   CPPFLAGS  += -MMD -MP $(DEFINES) $(INCLUDES)
-  CFLAGS    += $(CPPFLAGS) -Wall -g
-  CXXFLAGS  += $(CPPFLAGS) -Wall -g
+  CFLAGS    += $(CPPFLAGS) -Wall
+  CXXFLAGS  += $(CPPFLAGS) -Wall
   LDFLAGS   += -rdynamic
   LIBS      += -lm -ldl 
   RESFLAGS  += $(DEFINES) $(INCLUDES)