Silencing a -Wsign-compare warning; NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224195 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index a4f82a742dd18d41f6943c7dd004eb180483b4db..70b421d0411a86c35b91ec5a6fddb14a2efc16be 100644 (file)
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -683,7 +683,8 @@ void MCAsmStreamer::EmitValueImpl(const MCExpr *Value, unsigned Size,
       // emission domain.  This produces nicer output and silences potential
       // truncation warnings when round tripping through another assembler.
       uint64_t Shift = 64 - EmissionSize * 8;
-      assert(Shift < std::numeric_limits<unsigned long long>::digits &&
+      assert(Shift < static_cast<unsigned>(
+                         std::numeric_limits<unsigned long long>::digits) &&
              "undefined behavior");
       ValueToEmit &= ~0ULL >> Shift;
       EmitIntValue(ValueToEmit, EmissionSize);