diff options
| author | Fariborz Jahanian <fjahanian@apple.com> | 2012-09-07 23:46:23 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2012-09-07 23:46:23 +0000 |
| commit | 841011373b345cf79d0da4b7242dcf2869a43502 (patch) | |
| tree | 3fbcdca9e5e0bbcef3e0300c8bafadc5803b1aa2 /lib/Sema/SemaDeclObjC.cpp | |
| parent | f9fdcc0531ca53651c1d7d0877290e232cb5468d (diff) | |
objective-C: introduce __attribute((objc_requires_super)) on method
in classes. Use it to flag those method implementations which don't
contain call to 'super' if they have 'super' class and it has the method
with this attribute set. This is wip. // rdar://6386358
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163434 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaDeclObjC.cpp')
| -rw-r--r-- | lib/Sema/SemaDeclObjC.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp index e800a6a7a4..709a868582 100644 --- a/lib/Sema/SemaDeclObjC.cpp +++ b/lib/Sema/SemaDeclObjC.cpp @@ -371,8 +371,10 @@ void Sema::ActOnStartOfObjCMethodDef(Scope *FnBodyScope, Decl *D) { // Warn on deprecated methods under -Wdeprecated-implementations, // and prepare for warning on missing super calls. if (ObjCInterfaceDecl *IC = MDecl->getClassInterface()) { - if (ObjCMethodDecl *IMD = - IC->lookupMethod(MDecl->getSelector(), MDecl->isInstanceMethod())) + ObjCMethodDecl *IMD = + IC->lookupMethod(MDecl->getSelector(), MDecl->isInstanceMethod()); + + if (IMD) DiagnoseObjCImplementedDeprecations(*this, dyn_cast<NamedDecl>(IMD), MDecl->getLocation(), 0); @@ -385,7 +387,10 @@ void Sema::ActOnStartOfObjCMethodDef(Scope *FnBodyScope, Decl *D) { getCurFunction()->ObjCShouldCallSuperDealloc = !(Context.getLangOpts().ObjCAutoRefCount || Context.getLangOpts().getGC() == LangOptions::GCOnly) && - MDecl->getMethodFamily() == OMF_dealloc; + MDecl->getMethodFamily() == OMF_dealloc; + if (!getCurFunction()->ObjCShouldCallSuperDealloc) + getCurFunction()->ObjCShouldCallSuperDealloc = + (IMD && IMD->hasAttr<ObjCRequiresSuperAttr>()); getCurFunction()->ObjCShouldCallSuperFinalize = Context.getLangOpts().getGC() != LangOptions::NonGC && MDecl->getMethodFamily() == OMF_finalize; |