Index: src/forwarding/forwarding-x86_64-win64.S
==================================================================
--- src/forwarding/forwarding-x86_64-win64.S
+++ src/forwarding/forwarding-x86_64-win64.S
@@ -87,10 +87,14 @@
 
 	movq	%rbp, %rsp
 	popq	%rbp
 
 	jmp	of_method_not_found
+.def of_forward
+.scl 2
+.type 32
+.endef
 
 of_forward_stret:
 	pushq	%rbp
 	movq	%rsp, %rbp
 
@@ -160,10 +164,14 @@
 
 	movq	%rbp, %rsp
 	popq	%rbp
 
 	jmp	of_method_not_found_stret
+.def of_forward_stret
+.scl 2
+.type 32
+.endef
 
 init:
 	leaq	module(%rip), %rcx
 	jmp	__objc_exec_class
 

Index: src/runtime/lookup-asm/lookup-asm-x86_64-win64.S
==================================================================
--- src/runtime/lookup-asm/lookup-asm-x86_64-win64.S
+++ src/runtime/lookup-asm/lookup-asm-x86_64-win64.S
@@ -65,10 +65,14 @@
 	leaq	objc_tagged_pointer_classes(%rip), %rax
 	movq	(%rax,%r8,4), %r8
 	movq	56(%r8), %r8
 
 	jmp	.Lmain_\name
+.def \name
+.scl 2
+.type 32
+.endef
 .endm
 
 .macro generate_lookup_super name lookup
 \name:
 	movq	%rcx, %r8
@@ -77,10 +81,14 @@
 	jz	ret_nil
 
 	movq	8(%r8), %r8
 	movq	56(%r8), %r8
 	jmp	.Lmain_\lookup
+.def \name
+.scl 2
+.type 32
+.endef
 .endm
 
 generate_lookup objc_msg_lookup objc_method_not_found
 generate_lookup objc_msg_lookup_stret objc_method_not_found_stret
 generate_lookup_super objc_msg_lookup_super objc_msg_lookup