More explicit keywords.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42316 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetAsmInfo.h b/lib/Target/X86/X86TargetAsmInfo.h
index cc509d1..4ee994f 100644
--- a/lib/Target/X86/X86TargetAsmInfo.h
+++ b/lib/Target/X86/X86TargetAsmInfo.h
@@ -22,7 +22,7 @@
   class X86TargetMachine;
 
   struct X86TargetAsmInfo : public TargetAsmInfo {
-    X86TargetAsmInfo(const X86TargetMachine &TM);
+    explicit X86TargetAsmInfo(const X86TargetMachine &TM);
     
     virtual bool ExpandInlineAsm(CallInst *CI) const;
   private: