[WebAssembly] Minor code cleanups. NFC.

llvm-svn: 258294

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.cpp b/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.cpp
index cf88f5f4708..039bc7128ca 100644
--- a/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.cpp
+++ b/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.cpp
@@ -57,7 +57,7 @@ static MCInstPrinter *createMCInstPrinter(const Triple & /*T*/,
                                           const MCAsmInfo &MAI,
                                           const MCInstrInfo &MII,
                                           const MCRegisterInfo &MRI) {
-  assert(SyntaxVariant == 0);
+  assert(SyntaxVariant == 0 && "WebAssembly only has one syntax variant");
   return new WebAssemblyInstPrinter(MAI, MII, MRI);
 }