Enable machineverifier in debug mode for X86, ARM, AArch64, Mips

llvm-svn: 224043
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index ce18761..5e6aa7d 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -193,13 +193,13 @@
 
 void X86PassConfig::addPreEmitPass() {
   if (getOptLevel() != CodeGenOpt::None && getX86Subtarget().hasSSE2())
-    addPass(createExecutionDependencyFixPass(&X86::VR128RegClass), false);
+    addPass(createExecutionDependencyFixPass(&X86::VR128RegClass));
 
   if (UseVZeroUpper)
-    addPass(createX86IssueVZeroUpperPass(), false);
+    addPass(createX86IssueVZeroUpperPass());
 
   if (getOptLevel() != CodeGenOpt::None) {
-    addPass(createX86PadShortFunctions(), false);
+    addPass(createX86PadShortFunctions());
     addPass(createX86FixupLEAs());
   }
 }