llvm-mc: Add -show-inst-operands, for dumping the parsed instruction representation before matching.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110791 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/MCAsmParser.cpp b/lib/MC/MCParser/MCAsmParser.cpp
index 0e0533b..70295ef 100644
--- a/lib/MC/MCParser/MCAsmParser.cpp
+++ b/lib/MC/MCParser/MCAsmParser.cpp
@@ -15,7 +15,7 @@
 #include "llvm/Target/TargetAsmParser.h"
 using namespace llvm;
 
-MCAsmParser::MCAsmParser() : TargetParser(0) {
+MCAsmParser::MCAsmParser() : TargetParser(0), ShowParsedOperands(0) {
 }
 
 MCAsmParser::~MCAsmParser() {