Index: src/runtime/lookup-asm/lookup-asm-x86_64-macho.S
==================================================================
--- src/runtime/lookup-asm/lookup-asm-x86_64-macho.S
+++ src/runtime/lookup-asm/lookup-asm-x86_64-macho.S
@@ -34,11 +34,11 @@
 Lmain_$0:
 	movq	(%rsi), %rax
 	movzbl	%ah, %ecx
 	movzbl	%al, %edx
 #ifdef OF_SELUID24
-	shrl	$16, %eax
+	shrl	$$16, %eax
 
 	movq	(%r8,%rax,8), %r8
 #endif
 	movq	(%r8,%rcx,8), %r8
 	movq	(%r8,%rdx,8), %rax