From dd58ef019b700900793a1eb48b52123db01b654e Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Wed, 30 Dec 2015 11:46:15 +0000
Subject: Vendor import of llvm trunk r256633:
 https://llvm.org/svn/llvm-project/llvm/trunk@256633

---
 lib/CodeGen/TargetSchedule.cpp | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'lib/CodeGen/TargetSchedule.cpp')

diff --git a/lib/CodeGen/TargetSchedule.cpp b/lib/CodeGen/TargetSchedule.cpp
index 299380d9268b8..fc656396ade81 100644
--- a/lib/CodeGen/TargetSchedule.cpp
+++ b/lib/CodeGen/TargetSchedule.cpp
@@ -211,11 +211,9 @@ unsigned TargetSchedModel::computeOperandLatency(
   if (SCDesc->isValid() && !DefMI->getOperand(DefOperIdx).isImplicit()
       && !DefMI->getDesc().OpInfo[DefOperIdx].isOptionalDef()
       && SchedModel.isComplete()) {
-    std::string Err;
-    raw_string_ostream ss(Err);
-    ss << "DefIdx " << DefIdx << " exceeds machine model writes for "
-       << *DefMI;
-    report_fatal_error(ss.str());
+    errs() << "DefIdx " << DefIdx << " exceeds machine model writes for "
+           << *DefMI;
+    llvm_unreachable("incomplete machine model");
   }
 #endif
   // FIXME: Automatically giving all implicit defs defaultDefLatency is
-- 
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