[llvm-nm] Add a comment to explain why we initialize MC.

llvm-svn: 259266

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/tools/llvm-nm/llvm-nm.cpp b/llvm/tools/llvm-nm/llvm-nm.cpp
index 00a6cacf78f..d118d3ffc04 100644
--- a/llvm/tools/llvm-nm/llvm-nm.cpp
+++ b/llvm/tools/llvm-nm/llvm-nm.cpp
@@ -1255,6 +1255,7 @@ int main(int argc, char **argv) {
   if (error(sys::ChangeStdinToBinary()))
     return 1;
 
+  // These calls are needed so that we can read bitcode correctly.
   llvm::InitializeAllTargetInfos();
   llvm::InitializeAllTargetMCs();
   llvm::InitializeAllAsmParsers();