Driver: Handle -dumpversion, this is used by some configuration

scripts.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68418 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 74c4b07975..68ff8bc8b0 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -312,6 +312,8 @@ void Driver::PrintVersion(const Compilation &C) const {
 #endif
   // FIXME: The following handlers should use a callback mechanism, we
   // don't know what the client would like to do.
+
+  // FIXME: Do not hardcode clang version.
   llvm::errs() << "clang version 1.0 (" << vers << " " << revision << ")" << "\n";
 
   const ToolChain &TC = C.getDefaultToolChain();
@@ -323,6 +325,12 @@ bool Driver::HandleImmediateArgs(const Compilation &C) {
   // place, but we don't expect inconsistencies w.r.t. that to matter
   // in practice.
 
+  if (C.getArgs().hasArg(options::OPT_dumpversion)) {
+    // FIXME: Do not hardcode clang version.
+    llvm::outs() << "1.0\n";
+    return false;
+  }
+
   if (C.getArgs().hasArg(options::OPT__help)) {
     PrintHelp();
     return false;