1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/tools/llvm-mc/llvm-mc.cpp b/llvm/tools/llvm-mc/llvm-mc.cpp
index 0263c866f77..c0976502f54 100644
--- a/llvm/tools/llvm-mc/llvm-mc.cpp
+++ b/llvm/tools/llvm-mc/llvm-mc.cpp
@@ -164,6 +164,10 @@ MainFileName("main-file-name",
 static cl::opt<bool> SaveTempLabels("save-temp-labels",
                                     cl::desc("Don't discard temporary labels"));
 
+static cl::opt<bool> LexMasmIntegers(
+    "masm-integers",
+    cl::desc("Enable binary and hex masm integers (0b110 and 0ABCh)"));
+
 static cl::opt<bool> NoExecStack("no-exec-stack",
                                  cl::desc("File doesn't need an exec stack"));
 
@@ -293,6 +297,7 @@ static int AssembleInput(const char *ProgName, const Target *TheTarget,
     return SymbolResult;
   Parser->setShowParsedOperands(ShowInstOperands);
   Parser->setTargetParser(*TAP);
+  Parser->getLexer().setLexMasmIntegers(LexMasmIntegers);
 
   int Res = Parser->Run(NoInitialTextSection);