1 files changed, 20 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 547dadd..6d4e677 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -1046,6 +1046,26 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
       Opts.setFramePointer(FP);
   }
 
+  if (const Arg *A = Args.getLastArg(OPT_ftime_report, OPT_ftime_report_EQ)) {
+    Opts.TimePasses = true;
+
+    // -ftime-report= is only for new pass manager.
+    if (A->getOption().getID() == OPT_ftime_report_EQ) {
+      if (!Opts.ExperimentalNewPassManager)
+        Diags.Report(diag::err_drv_argument_only_allowed_with)
+            << A->getAsString(Args) << "-fexperimental-new-pass-manager";
+
+      StringRef Val = A->getValue();
+      if (Val == "per-pass")
+        Opts.TimePassesPerRun = false;
+      else if (Val == "per-pass-run")
+        Opts.TimePassesPerRun = true;
+      else
+        Diags.Report(diag::err_drv_invalid_value)
+            << A->getAsString(Args) << A->getValue();
+    }
+  }
+
   Opts.DisableFree = Args.hasArg(OPT_disable_free);
   Opts.DiscardValueNames = Args.hasArg(OPT_discard_value_names);
   Opts.DisableTailCalls = Args.hasArg(OPT_mdisable_tail_calls);