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

diff --git a/include/clang/Driver/Options.def b/include/clang/Driver/Options.def
index 681c8ebbb90f460e99d6f60e76c5e065864a83c6..de5c0d19c75c9e60b0f1b39dce1bd1c2bb20e664 100644 (file)
--- a/include/clang/Driver/Options.def
+++ b/include/clang/Driver/Options.def
@@ -384,7 +384,7 @@ OPTION("-dead_strip", dead__strip, Flag, INVALID, INVALID, "", 0, 0, 0)
 OPTION("-dependency-file", dependency_file, Separate, INVALID, INVALID, "", 0, 0, 0)
 OPTION("-dumpmachine", dumpmachine, Flag, INVALID, INVALID, "u", 0, 0, 0)
 OPTION("-dumpspecs", dumpspecs, Flag, INVALID, INVALID, "u", 0, 0, 0)
-OPTION("-dumpversion", dumpversion, Flag, INVALID, INVALID, "u", 0, 0, 0)
+OPTION("-dumpversion", dumpversion, Flag, INVALID, INVALID, "", 0, 0, 0)
 OPTION("-dylib_file", dylib__file, Separate, INVALID, INVALID, "", 0, 0, 0)
 OPTION("-dylinker_install_name", dylinker__install__name, JoinedOrSeparate, INVALID, INVALID, "", 0, 0, 0)
 OPTION("-dylinker", dylinker, Flag, INVALID, INVALID, "", 0, 0, 0)

diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 74c4b07975d7b2ee3d091e48b9baa7e5cc488fc1..68ff8bc8b0c444484bf96b9ec57607df257f15f6 100644 (file)
--- 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;