1 files changed, 0 insertions, 4 deletions
diff --git a/vm.c b/vm.c
index 62a16ecfad..f4ecec4d84 100644
--- a/vm.c
+++ b/vm.c
@@ -63,10 +63,6 @@ rb_vm_control_frame_block_ptr(rb_control_frame_t *cfp)
     return VM_CF_BLOCK_PTR(cfp);
 }
 
-#ifndef VM_COLLECT_USAGE_DETAILS
-#define VM_COLLECT_USAGE_DETAILS 0
-#endif
-
 #if VM_COLLECT_USAGE_DETAILS
 static void vm_collect_usage_operand(int insn, int n, VALUE op);
 static void vm_collect_usage_insn(int insn);