[llvm] r347690 - Add missing error checking code intended for r347687

[Reid Kleckner via llvm-commits]

Author: rnk
Date: Tue Nov 27 11:14:11 2018
New Revision: 347690

URL: http://llvm.org/viewvc/llvm-project?rev=347690&view=rev
Log:
Add missing error checking code intended for r347687

Modified:
    llvm/trunk/lib/DebugInfo/PDB/Native/DbiModuleDescriptorBuilder.cpp

Modified: llvm/trunk/lib/DebugInfo/PDB/Native/DbiModuleDescriptorBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/DebugInfo/PDB/Native/DbiModuleDescriptorBuilder.cpp?rev=347690&r1=347689&r2=347690&view=diff
==============================================================================
--- llvm/trunk/lib/DebugInfo/PDB/Native/DbiModuleDescriptorBuilder.cpp (original)
+++ llvm/trunk/lib/DebugInfo/PDB/Native/DbiModuleDescriptorBuilder.cpp Tue Nov 27 11:14:11 2018
@@ -154,8 +154,10 @@ Error DbiModuleDescriptorBuilder::commit
     if (auto EC =
             SymbolWriter.writeInteger<uint32_t>(COFF::DEBUG_SECTION_MAGIC))
       return EC;
-    for (ArrayRef<uint8_t> Syms : Symbols)
-      SymbolWriter.writeBytes(Syms);
+    for (ArrayRef<uint8_t> Syms : Symbols) {
+      if (auto EC = SymbolWriter.writeBytes(Syms))
+        return EC;
+    }
     assert(SymbolWriter.getOffset() % alignOf(CodeViewContainer::Pdb) == 0 &&
            "Invalid debug section alignment!");
     // TODO: Write C11 Line data