Index: erts/emulator/Makefile.in
--- erts/emulator/Makefile.in.orig
+++ erts/emulator/Makefile.in
@@ -300,13 +300,7 @@ ifeq (@EMU_LOCK_CHECKING@,yes)
 NO_INLINE_FUNCTIONS=true
 endif
 
-ifneq ($(filter tile-%,$(TARGET)), )
-# -O2 generally produces faster for tile-cc, because the code is smaller.
-# Since tile-cc looks like gcc, we need to override the normal gcc -O3 setting.
 OPT_LEVEL = -O2
-else
-OPT_LEVEL = -O3
-endif
 
 ifeq ($(GCC),yes)
 ifeq ($(NO_INLINE_FUNCTIONS),true)
