Basic/Diagnostic: Factor out

DiagnosticsEngine::setDiagnosticGroup{ErrorAsFatal,WarningAsError} methods which
more accurately model the correct API -- no internal change to the diagnostics
engine yet though.
 - Also, stop honoring -Werror=everything (etc.) as a valid (but oddly behaved) option.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140747 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/Basic/Diagnostic.cpp b/lib/Basic/Diagnostic.cpp
index 126f2e24f2..e1816ae2ad 100644
--- a/lib/Basic/Diagnostic.cpp
+++ b/lib/Basic/Diagnostic.cpp
@@ -220,6 +220,18 @@ void DiagnosticsEngine::setDiagnosticMapping(diag::kind Diag, diag::Mapping Map,
                                                FullSourceLoc(Loc, *SourceMgr)));
 }
 
+bool DiagnosticsEngine::setDiagnosticGroupWarningAsError(StringRef Group,
+                                                         bool Enabled) {
+  diag::Mapping Map = Enabled ? diag::MAP_ERROR : diag::MAP_WARNING_NO_WERROR;
+  return setDiagnosticGroupMapping(Group, Map);
+}
+
+bool DiagnosticsEngine::setDiagnosticGroupErrorAsFatal(StringRef Group,
+                                                       bool Enabled) {
+  diag::Mapping Map = Enabled ? diag::MAP_FATAL : diag::MAP_ERROR_NO_WFATAL;
+  return setDiagnosticGroupMapping(Group, Map);
+}
+
 void DiagnosticsEngine::Report(const StoredDiagnostic &storedDiag) {
   assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!");