diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp
index c7218ea62c4..f46d8236bf2 100644
--- a/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -246,8 +246,7 @@ namespace {
     DarwinDwarfWriter DW;
 
     DarwinAsmPrinter(std::ostream &O, TargetMachine &TM)
-      : PPCAsmPrinter(O, TM), DW(O, this)      
-      {
+      : PPCAsmPrinter(O, TM), DW(O, this) {
       CommentString = ";";
       GlobalPrefix = "_";
       PrivateGlobalPrefix = "L";     // Marker for constant pool idxs
@@ -258,6 +257,7 @@ namespace {
       LCOMMDirective = "\t.lcomm\t";
       StaticCtorsSection = ".mod_init_func";
       StaticDtorsSection = ".mod_term_func";
+      InlineAsmStart = InlineAsmEnd = "";  // Don't use #APP/#NO_APP
     }
 
     virtual const char *getPassName() const {
diff --git a/lib/Target/X86/X86AsmPrinter.cpp b/lib/Target/X86/X86AsmPrinter.cpp
index 79bf17f0843..7de9ef2b5ff 100644
--- a/lib/Target/X86/X86AsmPrinter.cpp
+++ b/lib/Target/X86/X86AsmPrinter.cpp
@@ -60,6 +60,7 @@ bool X86SharedAsmPrinter::doInitialization(Module &M) {
     forDarwin = true;
     StaticCtorsSection = ".mod_init_func";
     StaticDtorsSection = ".mod_term_func";
+    InlineAsmStart = InlineAsmEnd = "";  // Don't use #APP/#NO_APP
     break;
   case X86Subtarget::isCygwin:
     GlobalPrefix = "_";