Driver: Support -dumpmachine.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114155 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 3707acad24..e24f017ceb 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -387,6 +387,11 @@ bool Driver::HandleImmediateArgs(const Compilation &C) {
   // The order these options are handled in gcc is all over the place, but we
   // don't expect inconsistencies w.r.t. that to matter in practice.
 
+  if (C.getArgs().hasArg(options::OPT_dumpmachine)) {
+    llvm::outs() << C.getDefaultToolChain().getTripleString() << '\n';
+    return false;
+  }
+
   if (C.getArgs().hasArg(options::OPT_dumpversion)) {
     llvm::outs() << CLANG_VERSION_STRING "\n";
     return false;