Improve error handling in YAML parsing

Some scanner errors were not checked and reported by the parser.

Fix PR30934. Recommit r288014 after fixing unittest.

Patch by: Serge Guelton <serge.guelton@telecom-bretagne.eu>

Differential Revision: https://reviews.llvm.org/D26419

llvm-svn: 288071

1 files changed, 4 insertions, 7 deletions

diff --git a/llvm/lib/Support/YAMLTraits.cpp b/llvm/lib/Support/YAMLTraits.cpp
index 75fac20a8ed..99d2070cb6e 100644
--- a/llvm/lib/Support/YAMLTraits.cpp
+++ b/llvm/lib/Support/YAMLTraits.cpp
@@ -44,13 +44,10 @@ void IO::setContext(void *Context) {
 //  Input
 //===----------------------------------------------------------------------===//
 
-Input::Input(StringRef InputContent,
-             void *Ctxt,
-             SourceMgr::DiagHandlerTy DiagHandler,
-             void *DiagHandlerCtxt)
-  : IO(Ctxt),
-    Strm(new Stream(InputContent, SrcMgr)),
-    CurrentNode(nullptr) {
+Input::Input(StringRef InputContent, void *Ctxt,
+             SourceMgr::DiagHandlerTy DiagHandler, void *DiagHandlerCtxt)
+    : IO(Ctxt), Strm(new Stream(InputContent, SrcMgr, false, &EC)),
+      CurrentNode(nullptr) {
   if (DiagHandler)
     SrcMgr.setDiagHandler(DiagHandler, DiagHandlerCtxt);
   DocIterator = Strm->begin();