[ms-inline asm] Use mnemonicIsValid() in a helpful assert.

llvm-svn: 164421

diff --git a/clang/lib/Sema/SemaStmtAsm.cpp b/clang/lib/Sema/SemaStmtAsm.cpp
index 18616ee226a75de718a44419bf6071fb859763e0..33eb565b4322e1e99ba75ae0233acc4d9bd5ab93 100644 (file)
--- a/clang/lib/Sema/SemaStmtAsm.cpp
+++ b/clang/lib/Sema/SemaStmtAsm.cpp
@@ -536,6 +536,8 @@ StmtResult Sema::ActOnMSAsmStmt(SourceLocation AsmLoc, SourceLocation LBraceLoc,
     SmallString<128> OpcodeStr;
     for (unsigned i = 0, e = IDVal.size(); i != e; ++i)
       OpcodeStr.push_back(tolower(IDVal[i]));
+    // FIXME: Convert to a StmtError.
+    assert(TargetParser->mnemonicIsValid(OpcodeStr) && "Invalid mnemonic!");
 
     // Parse the operands.
     llvm::SMLoc IDLoc;