Build error with gcc trunk: error: ‘clang::vfs::OverlayFileSystem* llvm::IntrusiveRefCntPtr<clang::vfs::OverlayFileSystem>::Obj’ is private

[llvmbot]

Bugzilla Link	20176
Resolution	FIXED
Resolved on	Jan 30, 2015 19:32
Version	trunk
OS	Linux
Reporter	LLVM Bugzilla Contributor
CC	@zygoloid,@jwakely

Extended Description

FAILED: /var/tmp/gcc_test/usr/local/bin/g++ -DCLANG_ENABLE_ARCMT -DCLANG_ENABLE_REWRITER -DCLANG_ENABLE_STATIC_ANALYZER -DGTEST_HAS_RTTI=0 -D_GNU_SOURCE -DSTDC_CONSTANT_MACROS -DSTDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DclangFrontend_EXPORTS -fPIC -fvisibility-inlines-hidden -Wall -W -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -pedantic -Wno-long-long -Wno-maybe-uninitialized -Wnon-virtual-dtor -Wno-comment -std=c++11 -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -Wcast-qual -fno-strict-aliasing -O2 -DNDEBUG -pipe -fPIC -Itools/clang/lib/Frontend -I/var/tmp/llvm-project/llvm/tools/clang/lib/Frontend -I/var/tmp/llvm-project/llvm/tools/clang/include -Itools/clang/include -Iinclude -I/var/tmp/llvm-project/llvm/include -fno-exceptions -fno-rtti -MMD -MT tools/clang/lib/Frontend/CMakeFiles/clangFrontend.dir/CompilerInvocation.cpp.o -MF "tools/clang/lib/Frontend/CMakeFiles/clangFrontend.dir/CompilerInvocation.cpp.o.d" -o tools/clang/lib/Frontend/CMakeFiles/clangFrontend.dir/CompilerInvocation.cpp.o -c /var/tmp/llvm-project/llvm/tools/clang/lib/Frontend/CompilerInvocation.cpp In file included from /var/tmp/llvm-project/llvm/tools/clang/include/clang/Basic/DiagnosticOptions.h:14:0, from /var/tmp/llvm-project/llvm/tools/clang/include/clang/Frontend/CompilerInvocation.h:13, from /var/tmp/llvm-project/llvm/tools/clang/lib/Frontend/CompilerInvocation.cpp:10: /var/tmp/llvm-project/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h: In instantiation of ‘llvm::IntrusiveRefCntPtr::IntrusiveRefCntPtr(llvm::IntrusiveRefCntPtr&&) [with X = clang::vfs::OverlayFileSystem; T = clang::vfs::FileSystem]’: /var/tmp/llvm-project/llvm/tools/clang/lib/Frontend/CompilerInvocation.cpp:2047:10: required from here /var/tmp/llvm-project/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h:137:8: error: ‘clang::vfs::OverlayFileSystem llvm::IntrusiveRefCntPtr::Obj’ is private T Obj; ^ /var/tmp/llvm-project/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h:158:13: error: within this context S.Obj = 0; ^

The following patch fixes the issue:

diff --git a/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h b/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h index 128ada0ec835..74b403c3810b 100644 --- a/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h +++ b/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h @@ -154,6 +154,9 @@ public: }

 template <class X>

• friend class IntrusiveRefCntPtr;
• template IntrusiveRefCntPtr(IntrusiveRefCntPtr&& S) : Obj(S.getPtr()) { S.Obj = 0; }

[ec04fc15-fa35-46f2-80e1-5d271f2ef708]

This was fixed in r218295.