Index: test/CodeGen/Generic/MachineBranchProb.ll
===================================================================
--- test/CodeGen/Generic/MachineBranchProb.ll
+++ test/CodeGen/Generic/MachineBranchProb.ll
@@ -1,8 +1,5 @@
 ; RUN: llc < %s -print-machineinstrs=expand-isel-pseudos -o /dev/null 2>&1 | FileCheck %s
 
-; ARM & AArch64 run an extra SimplifyCFG which disrupts this test.
-; UNSUPPORTED: arm,aarch64
-
 ; Hexagon runs passes that renumber the basic blocks, causing this test
 ; to fail.
 ; XFAIL: hexagon
@@ -11,6 +8,7 @@
 ; XFAIL: avr
 
 ; Make sure we have the correct weight attached to each successor.
+declare void @foo()
 define i32 @test2(i32 %x) nounwind uwtable readnone ssp {
 ; CHECK-LABEL: Machine code for function test2:
 entry:
@@ -29,6 +27,7 @@
 ; CHECK: Successors according to CFG: BB#1({{[0-9a-fx/= ]+}}36.36%) BB#3({{[0-9a-fx/= ]+}}63.64%)
 
 sw.bb:
+  tail call void @foo()
   br label %return
 
 sw.bb1: