[llvm] r281811 - MIR Parser: issue an error when the Context discard value names.

[Mehdi Amini via llvm-commits]

Author: mehdi_amini
Date: Sat Sep 17 00:33:58 2016
New Revision: 281811

URL: http://llvm.org/viewvc/llvm-project?rev=281811&view=rev
Log:
MIR Parser: issue an error when the Context discard value names.

This is in line with the LLParser behavior

Modified:
    llvm/trunk/lib/CodeGen/MIRParser/MIRParser.cpp

Modified: llvm/trunk/lib/CodeGen/MIRParser/MIRParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/MIRParser/MIRParser.cpp?rev=281811&r1=281810&r2=281811&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/MIRParser/MIRParser.cpp (original)
+++ llvm/trunk/lib/CodeGen/MIRParser/MIRParser.cpp Sat Sep 17 00:33:58 2016
@@ -828,6 +828,14 @@ std::unique_ptr<MIRParser> llvm::createM
 std::unique_ptr<MIRParser>
 llvm::createMIRParser(std::unique_ptr<MemoryBuffer> Contents,
                       LLVMContext &Context) {
+  if (Context.shouldDiscardValueNames()) {
+    Context.diagnose(DiagnosticInfoMIRParser(
+        DS_Error,
+        SMDiagnostic(
+            Filename, SourceMgr::DK_Error,
+            "Can't read MIR with a Context that discards named Values")));
+    return nullptr;
+  }
   auto Filename = Contents->getBufferIdentifier();
   return llvm::make_unique<MIRParser>(
       llvm::make_unique<MIRParserImpl>(std::move(Contents), Filename, Context));