Fix #36955

This is an LLVM bug. See upstream discussion at https://reviews.llvm.org/D85499.

Author: Keno

deps/llvm.mk

@@ -429,6 +429,7 @@ $(eval $(call LLVM_PATCH,llvm-9.0-D65174-limit-merge-stores)) # remove for 10.0
 $(eval $(call LLVM_PATCH,llvm9-D71443-PPC-MC-redef-symbol)) # remove for 10.0
 $(eval $(call LLVM_PATCH,llvm-9.0-D78196)) # remove for 11.0
 $(eval $(call LLVM_PATCH,llvm-julia-tsan-custom-as))
+$(eval $(call LLVM_PATCH,llvm-9.0-D85499))
 endif # LLVM_VER 9.0
 
 ifeq ($(LLVM_VER_SHORT),10.0)