diff options
| -rw-r--r-- | include/clang/Basic/Diagnostic.td | 6 | ||||
| -rw-r--r-- | tools/clang-cc/Warnings.cpp | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/include/clang/Basic/Diagnostic.td b/include/clang/Basic/Diagnostic.td index e842c5330d..0328fbcfc9 100644 --- a/include/clang/Basic/Diagnostic.td +++ b/include/clang/Basic/Diagnostic.td @@ -34,6 +34,12 @@ class InGroup<DiagGroup G> { DiagGroup Group = G; } def ImplicitFunctionDeclare : DiagGroup<"implicit-function-declaration">; def Trigraphs : DiagGroup<"trigraphs">; +// Empty DiagGroups: these are recognized by clang but ignored. +def : DiagGroup<"extra">; +def : DiagGroup<"">; // -W + + + diff --git a/tools/clang-cc/Warnings.cpp b/tools/clang-cc/Warnings.cpp index af50ce4648..9cd1cc3c82 100644 --- a/tools/clang-cc/Warnings.cpp +++ b/tools/clang-cc/Warnings.cpp @@ -37,7 +37,7 @@ using namespace clang; // driver has stripped off -Wa,foo etc. The driver has also translated -W to // -Wextra, so we don't need to worry about it. static llvm::cl::list<std::string> -OptWarnings("W", llvm::cl::Prefix); +OptWarnings("W", llvm::cl::Prefix, llvm::cl::ValueOptional); static llvm::cl::opt<bool> OptPedantic("pedantic"); static llvm::cl::opt<bool> OptPedanticErrors("pedantic-errors"); |