From 325c52956bfd64f4cb156996ca1ccde44609f40b Mon Sep 17 00:00:00 2001
From: Arthur Eubanks <aeubanks@google.com>
Date: Wed, 24 Jun 2020 17:07:13 -0700
Subject: [PATCH] [NewPM][opt] Assert PassPipeline and Passes don't both
 contain passes

Reviewers: asbirlea

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D82512
---
 llvm/tools/opt/NewPMDriver.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/llvm/tools/opt/NewPMDriver.cpp b/llvm/tools/opt/NewPMDriver.cpp
index cdde8a1..3223974 100644
--- a/llvm/tools/opt/NewPMDriver.cpp
+++ b/llvm/tools/opt/NewPMDriver.cpp
@@ -333,6 +333,8 @@ bool llvm::runPassPipeline(StringRef Arg0, Module &M, TargetMachine *TM,
     MPM.addPass(NewPMDebugifyPass());
 
   if (!PassPipeline.empty()) {
+    assert(Passes.empty() &&
+           "PassPipeline and Passes should not both contain passes");
     if (auto Err =
             PB.parsePassPipeline(MPM, PassPipeline, VerifyEachPass, DebugPM)) {
       errs() << Arg0 << ": " << toString(std::move(Err)) << "\n";
-- 
2.7.4