[PATCH] D86780: Copy blocks in variadic methods
酷酷的哀殿 via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Aug 28 05:48:41 PDT 2020
sunbohong created this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.
sunbohong requested review of this revision.
This commit will fix https://bugs.llvm.org/show_bug.cgi?id=46399.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D86780
Files:
clang/lib/Sema/SemaExprObjC.cpp
Index: clang/lib/Sema/SemaExprObjC.cpp
===================================================================
--- clang/lib/Sema/SemaExprObjC.cpp
+++ clang/lib/Sema/SemaExprObjC.cpp
@@ -1777,6 +1777,17 @@
}
}
+ for (unsigned i = NumNamedArgs, e = Args.size(); i < e; ++i) {
+ if (Args[i]->isTypeDependent())
+ continue;
+ // copy blocks [NSArray arrayWithObjects:^(){NSLog(@"blk0:%d", val);},^(){NSLog(@"blk1:%d", val);}, nil];
+ if (Args[i]->getType()->isBlockPointerType()) {
+ ExprResult arg = Args[i];
+ maybeExtendBlockObject(arg);
+ Args[i] = arg.get();
+ }
+ }
+
DiagnoseSentinelCalls(Method, SelLoc, Args);
// Do additional checkings on method.
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