InstrProf: Teach llvm-cov to handle universal binaries when given -arch

llvm-svn: 231902
diff --git a/llvm/lib/ProfileData/CoverageMapping.cpp b/llvm/lib/ProfileData/CoverageMapping.cpp
index 31213d7..86b2b87 100644
--- a/llvm/lib/ProfileData/CoverageMapping.cpp
+++ b/llvm/lib/ProfileData/CoverageMapping.cpp
@@ -217,12 +217,13 @@
 }
 
 ErrorOr<std::unique_ptr<CoverageMapping>>
-CoverageMapping::load(StringRef ObjectFilename, StringRef ProfileFilename) {
+CoverageMapping::load(StringRef ObjectFilename, StringRef ProfileFilename,
+                      Triple::ArchType Arch) {
   auto CounterMappingBuff = MemoryBuffer::getFileOrSTDIN(ObjectFilename);
   if (std::error_code EC = CounterMappingBuff.getError())
     return EC;
   auto CoverageReaderOrErr =
-      BinaryCoverageReader::create(CounterMappingBuff.get());
+      BinaryCoverageReader::create(CounterMappingBuff.get(), Arch);
   if (std::error_code EC = CoverageReaderOrErr.getError())
     return EC;
   auto CoverageReader = std::move(CoverageReaderOrErr.get());