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Objective-C: Fixes a typo correction bug where a 

selector would be correted to identical selector name
in certain corner cases. // rdar://7853549

llvm-svn: 184208
This commit is contained in:
Fariborz Jahanian 2013-06-18 17:10:58 +00:00
parent 8811ad4f81
commit 0649923b57
3 changed files with 6 additions and 4 deletions
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6
clang/lib/Sema/SemaDeclObjC.cpp
View File

@ -2331,7 +2331,8 @@ Sema::SelectorsForTypoCorrection(Selector Sel,
// instance methods
for (ObjCMethodList *M = &b->second.first; M; M=M->getNext())
if (M->Method &&
(M->Method->getSelector().getNumArgs() == NumArgs)) {
(M->Method->getSelector().getNumArgs() == NumArgs) &&
(M->Method->getSelector() != Sel)) {
if (ObjectIsId)
Methods.push_back(M->Method);
else if (!ObjectIsClass &&
@ -2341,7 +2342,8 @@ Sema::SelectorsForTypoCorrection(Selector Sel,
// class methods
for (ObjCMethodList *M = &b->second.second; M; M=M->getNext())
if (M->Method &&
(M->Method->getSelector().getNumArgs() == NumArgs)) {
(M->Method->getSelector().getNumArgs() == NumArgs) &&
(M->Method->getSelector() != Sel)) {
if (ObjectIsClass)
Methods.push_back(M->Method);
else if (!ObjectIsId &&

2
clang/lib/Sema/SemaExprObjC.cpp
View File

@ -1233,7 +1233,7 @@ bool Sema::CheckMessageArgumentTypes(QualType ReceiverType,
: diag::warn_inst_method_not_found;
if (!getLangOpts().DebuggerSupport) {
const ObjCMethodDecl *OMD = SelectorsForTypoCorrection(Sel, ReceiverType);
if (OMD && !OMD->isInvalidDecl() && OMD->getSelector() != Sel) {
if (OMD && !OMD->isInvalidDecl()) {
if (getLangOpts().ObjCAutoRefCount)
DiagID = diag::error_method_not_found_with_typo;
else

2
clang/test/SemaObjC/call-super-2.m
View File

@ -35,7 +35,7 @@ id objc_getClass(const char *s);
@implementation Derived
+ (int) class_func1
{
int i = (size_t)[self class_func0]; // expected-warning {{class method '+class_func0' not found (return type defaults to 'id')}}
int i = (size_t)[self class_func0]; // expected-warning {{class method '+class_func0' not found (return type defaults to 'id'); did you mean '+class_func}}
return i + (size_t)[super class_func0]; // expected-warning {{class method '+class_func0' not found (return type defaults to 'id')}}
}
+ (int) class_func2