Warn about more than the first unused variable when -Werror is set.
To do this, thread DiagnosticErrorTrap's hasUnrecoverableErrorOccurred through
to Scope.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178294 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index dfa87d3..ab4a17a 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -1389,7 +1389,7 @@
if (!D->getDeclName()) continue;
// Diagnose unused variables in this scope.
- if (!S->hasErrorOccurred())
+ if (!S->hasUnrecoverableErrorOccurred())
DiagnoseUnusedDecl(D);
// If this was a forward reference to a label, verify it was defined.