https://llvm.org/bugs/show_bug.cgi?id=24305
Bug ID: 24305 Summary: Assertion failure in clang regression test Product: clang Version: trunk Hardware: PC OS: Windows NT Status: NEW Severity: normal Priority: P Component: C++11 Assignee: unassignedclangb...@nondot.org Reporter: sunil_srivast...@playstation.sony.com CC: dgre...@apple.com, llvmbugs@cs.uiuc.edu Classification: Unclassified Following example, trimmed from llvm/tools/clang/test/CXX/class/class.union/p1.cpp gives assertion failure with -std=c++11 $ cat p1.cpp class CopyCtor { CopyCtor(CopyCtor &cc); }; template <class A, class B> struct Either { bool tag; union { A a; B b; }; Either(const A& a) : tag(true), a(a) {} }; void fred() { Either<int,CopyCtor> copyctor(0); } $ clang++ -S -std=c++11 p1.cpp …/llvm/tools/clang/include/clang/AST/DeclCXX.h:909: void clang::CXXRecordDecl::setImplicitMoveConstructorIsDeleted(): Assertion `(data().DefaultedMoveConstructorIsDeleted || needsOverloadResolutionForMoveConstructor()) && "move constructor should not be deleted"' failed. ….. clang version 3.8.0 (trunk 243453) Target: x86_64-unknown-linux-gnu Thread model: posix -- You are receiving this mail because: You are on the CC list for the bug.
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