diff --git a/llvm/lib/CodeGen/LiveDebugValues/VarLocBasedImpl.cpp b/llvm/lib/CodeGen/LiveDebugValues/VarLocBasedImpl.cpp
--- a/llvm/lib/CodeGen/LiveDebugValues/VarLocBasedImpl.cpp
+++ b/llvm/lib/CodeGen/LiveDebugValues/VarLocBasedImpl.cpp
@@ -626,7 +626,7 @@
     unsigned getRegIdx(Register Reg) const {
       for (unsigned Idx = 0; Idx < Locs.size(); ++Idx)
         if (Locs[Idx].Kind == MachineLocKind::RegisterKind &&
-            Locs[Idx].Value.RegNo == Reg)
+            static_cast<llvm::Register>(Locs[Idx].Value.RegNo) == Reg)
           return Idx;
       llvm_unreachable("Could not find given Reg in Locs");
     }
diff --git a/llvm/tools/obj2yaml/elf2yaml.cpp b/llvm/tools/obj2yaml/elf2yaml.cpp
--- a/llvm/tools/obj2yaml/elf2yaml.cpp
+++ b/llvm/tools/obj2yaml/elf2yaml.cpp
@@ -201,7 +201,8 @@
     if (const ELFYAML::RawContentSection *RawSec =
             dyn_cast<const ELFYAML::RawContentSection>(&S)) {
       if (RawSec->Type != ELF::SHT_PROGBITS || RawSec->Link || RawSec->Info ||
-          RawSec->AddressAlign != 1 || RawSec->Address || RawSec->EntSize)
+          RawSec->AddressAlign != static_cast<llvm::yaml::Hex64>(1) ||
+          RawSec->Address || RawSec->EntSize)
         return true;

       ELFYAML::ELF_SHF ShFlags = RawSec->Flags.getValueOr(ELFYAML::ELF_SHF(0));
@@ -209,7 +210,7 @@
       if (SecName == "debug_str")
         return ShFlags != ELFYAML::ELF_SHF(ELF::SHF_MERGE | ELF::SHF_STRINGS);

-      return ShFlags != 0;
+      return ShFlags != static_cast<llvm::ELFYAML::ELF_SHF>(0);
     }
   }