gentoo-overlay/sys-libs/tapi/files/tapi-1.30-llvm-new-error-api.patch

--- libtapi-1.30/lib/Core/MachODylibReader.cpp.orig	2017-02-11 21:36:40.000000000 +0100
+++ libtapi-1.30/lib/Core/MachODylibReader.cpp	2017-02-11 21:48:25.000000000 +0100
@@ -37,7 +37,11 @@
   }
 
   auto binaryOrErr = createBinary(bufferRef);
+#if LLVM_NEW_ERROR_API
+  if (binaryOrErr.takeError())
+#else
   if (binaryOrErr.getError())
+#endif
     return FileType::Invalid;
 
   Binary &bin = *binaryOrErr.get();
@@ -49,7 +53,11 @@
   for (auto OI = UB->begin_objects(), OE = UB->end_objects(); OI != OE; ++OI) {
     auto objOrErr = OI->getAsObjectFile();
     // Ignore archives.
+#if LLVM_NEW_ERROR_API
+    if (objOrErr.takeError())
+#else
     if (objOrErr.getError())
+#endif
       continue;
 
     auto &obj = *objOrErr.get();
@@ -228,7 +236,11 @@
                      ? SymbolFlags::WeakReferenced
                      : SymbolFlags::None;
     auto symbolName = symbol.getName();
+#if LLVM_NEW_ERROR_API
+    if (symbolName.takeError())
+#else
     if (symbolName.getError())
+#endif
       continue;
 
     StringRef name;
@@ -244,8 +256,14 @@
   file->setPath(memBuffer.getBufferIdentifier());
 
   auto binaryOrErr = createBinary(memBuffer);
+// no way to figure this out from the headers :-(
+#if LLVM_NEW_ERROR_API
+  if (auto ec = binaryOrErr.takeError()) {
+    file->setErrorCode(llvm::errorToErrorCode(std::move(ec)));
+#else
   if (auto ec = binaryOrErr.getError()) {
     file->setErrorCode(ec);
+#endif
     return std::move(file);
   }
 
@@ -263,7 +281,11 @@
     auto objOrErr = OI->getAsObjectFile();
 
     // Ignore archives.
+#if LLVM_NEW_ERROR_API
+    if (objOrErr.takeError())
+#else
     if (objOrErr.getError())
+#endif
       continue;
 
     auto &object = *objOrErr.get();