Use enumeration for preffered EH dwarf encoding reason


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47770 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetAsmInfo.cpp b/lib/Target/TargetAsmInfo.cpp
index 3f01c9a..2169945 100644
--- a/lib/Target/TargetAsmInfo.cpp
+++ b/lib/Target/TargetAsmInfo.cpp
@@ -136,7 +136,7 @@
   return Length;
 }
 
-unsigned TargetAsmInfo::PreferredEHDataFormat(unsigned Reason,
+unsigned TargetAsmInfo::PreferredEHDataFormat(DwarfEncoding::Target Reason,
                                               bool Global) const {
   return dwarf::DW_EH_PE_absptr;
 }