diff -urN openjdk/src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp openjdk-diff/src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp
--- openjdk/src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp	2020-06-10 19:44:52.000000000 +0000
+++ openjdk-diff/src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp	2020-07-12 21:26:42.912877532 +0000
@@ -825,7 +825,7 @@
 
 #ifndef PRODUCT
 void os::verify_stack_alignment() {
-#ifdef AMD64
+#if defined(AMD64) && ! defined(__clang__)
   assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment");
 #endif
 }