objectiveC: don't warn when in -Wselector mode and
an unimplemented selector is consumed by
"respondsToSelector:". // rdar://12938616
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173097 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprObjC.cpp b/lib/Sema/SemaExprObjC.cpp
index bdc7266..12f8d67 100644
--- a/lib/Sema/SemaExprObjC.cpp
+++ b/lib/Sema/SemaExprObjC.cpp
@@ -967,24 +967,27 @@
SourceLocation AtLoc,
SourceLocation SelLoc,
SourceLocation LParenLoc,
- SourceLocation RParenLoc) {
- ObjCMethodDecl *Method = LookupInstanceMethodInGlobalPool(Sel,
- SourceRange(LParenLoc, RParenLoc), false, false);
- if (!Method)
- Method = LookupFactoryMethodInGlobalPool(Sel,
+ SourceLocation RParenLoc,
+ bool WarnSelector) {
+ if (WarnSelector) {
+ ObjCMethodDecl *Method = LookupInstanceMethodInGlobalPool(Sel,
+ SourceRange(LParenLoc, RParenLoc), false, false);
+ if (!Method)
+ Method = LookupFactoryMethodInGlobalPool(Sel,
SourceRange(LParenLoc, RParenLoc));
- if (!Method)
- Diag(SelLoc, diag::warn_undeclared_selector) << Sel;
+ if (!Method)
+ Diag(SelLoc, diag::warn_undeclared_selector) << Sel;
- if (!Method ||
- Method->getImplementationControl() != ObjCMethodDecl::Optional) {
- llvm::DenseMap<Selector, SourceLocation>::iterator Pos
- = ReferencedSelectors.find(Sel);
- if (Pos == ReferencedSelectors.end())
- ReferencedSelectors.insert(std::make_pair(Sel, SelLoc));
+ if (!Method ||
+ Method->getImplementationControl() != ObjCMethodDecl::Optional) {
+ llvm::DenseMap<Selector, SourceLocation>::iterator Pos
+ = ReferencedSelectors.find(Sel);
+ if (Pos == ReferencedSelectors.end())
+ ReferencedSelectors.insert(std::make_pair(Sel, SelLoc));
+ }
}
- // In ARC, forbid the user from using @selector for
+ // In ARC, forbid the user from using @selector for
// retain/release/autorelease/dealloc/retainCount.
if (getLangOpts().ObjCAutoRefCount) {
switch (Sel.getMethodFamily()) {