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| author | Fariborz Jahanian <fjahanian@apple.com> | 2009-11-19 22:12:37 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2009-11-19 22:12:37 +0000 |
| commit | e774fa6412ee5cb8b9fe552232471c5d10df6c7a (patch) | |
| tree | addafc6548206bf474aef772023b38ad2931102c /clang/lib/Sema/SemaStmt.cpp | |
| parent | f94c02600f6b9b27c239a6278b0ae9698710b0d0 (diff) | |
| download | bcm5719-llvm-e774fa6412ee5cb8b9fe552232471c5d10df6c7a.tar.gz bcm5719-llvm-e774fa6412ee5cb8b9fe552232471c5d10df6c7a.zip | |
Don't issue spurious diagnostic with Obj-C fast enumeration.
(radar 7409165).
llvm-svn: 89400
Diffstat (limited to 'clang/lib/Sema/SemaStmt.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaStmt.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaStmt.cpp b/clang/lib/Sema/SemaStmt.cpp index d0f214fbd83..99605658771 100644 --- a/clang/lib/Sema/SemaStmt.cpp +++ b/clang/lib/Sema/SemaStmt.cpp @@ -59,6 +59,15 @@ Sema::OwningStmtResult Sema::ActOnDeclStmt(DeclGroupPtrTy dg, return Owned(new (Context) DeclStmt(DG, StartLoc, EndLoc)); } +void Sema::ActOnForEachDeclStmt(DeclGroupPtrTy dg) { + DeclGroupRef DG = dg.getAsVal<DeclGroupRef>(); + + // If we have an invalid decl, just return. + if (DG.isNull() || !DG.isSingleDecl()) return; + // suppress any potential 'unused variable' warning. + DG.getSingleDecl()->setUsed(); +} + void Sema::DiagnoseUnusedExprResult(const Stmt *S) { const Expr *E = dyn_cast_or_null<Expr>(S); if (!E) |
