r209046 - If a declaration is loaded, and then a module import adds a redeclaration, then

[İsmail Dönmez]

Hi,


On Mon, May 19, 2014 at 12:25 AM, Richard Smith <richard at metafoo.co.uk>wrote:

> On Sun, May 18, 2014 at 9:47 AM, İsmail Dönmez <ismail at donmez.ws> wrote:
>
>> Hi,
>>
>>
>> On Sat, May 17, 2014 at 2:01 AM, Richard Smith <
>> richard-llvm at metafoo.co.uk> wrote:
>>
>>> Author: rsmith
>>> Date: Fri May 16 18:01:30 2014
>>> New Revision: 209046
>>>
>>> URL: http://llvm.org/viewvc/llvm-project?rev=209046&view=rev
>>> Log:
>>> If a declaration is loaded, and then a module import adds a
>>> redeclaration, then
>>> ensure that querying the first declaration for its most recent
>>> declaration
>>> checks for redeclarations from the imported module.
>>>
>>>
>> This breaks openSUSE i586/x86-64 builds, might be due to ld's --as-needed
>> support by default:
>>
>>  [ 1288s] FAILED: : &&
>> /home/abuild/rpmbuild/BUILD/llvm/stage1/bin/clang++  -fPIC -O0
>> -stdlib=libc++ -fPIC -fvisibility-inlines-hidden -Wall -W
>> -Wno-unused-parameter -Wwrite-strings -Wmissing-field-initializers
>> -pedantic -Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor
>> -std=c++11 -fcolor-diagnostics -ffunction-sections -fdata-sections -O2 -g
>> -DNDEBUG  -stdlib=libc++   -Wl,--gc-sections -shared
>> -Wl,-soname,libclangAnalysis.so -o lib/libclangAnalysis.so
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/AnalysisDeclContext.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/BodyFarm.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/CFG.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/CFGReachabilityAnalysis.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/CFGStmtMap.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/CallGraph.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/CocoaConventions.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/Consumed.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/Dominators.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/FormatString.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/LiveVariables.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ObjCNoReturn.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/PostOrderCFGView.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/PrintfFormatString.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ProgramPoint.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/PseudoConstantAnalysis.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ReachableCode.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ScanfFormatString.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafety.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafetyCommon.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafetyLogical.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafetyTIL.cpp.o
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/UninitializedValues.cpp.o
>>  lib/libclangBasic.so lib/libclangAST.so lib/libLLVMMC.so
>> lib/libLLVMSupport.so lib/libclangLex.so lib/libclangBasic.so
>> lib/libLLVMMC.so lib/libLLVMObject.so lib/libLLVMBitReader.so
>> lib/libLLVMCore.so lib/libLLVMSupport.so -lrt -ldl -ltinfo -lpthread -lz
>> -Wl,-rpath,"\$ORIGIN/../lib64" && :
>> [ 1288s]
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafety.cpp.o:
>> In function `clang::LazyGenerationalUpdatePtr<clang::Decl const*,
>> clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::LazyGenerationalUpdatePtr(clang::ASTContext
>> const&, clang::Decl*)':
>> [ 1288s]
>> /home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> undefined reference to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)'
>> [ 1288s]
>> /home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> undefined reference to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)'
>> [ 1288s]
>> /home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> undefined reference to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)'
>> [ 1288s]
>> /home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> undefined reference to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)'
>> [ 1288s]
>> /home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> undefined reference to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)'
>> [ 1288s]
>> tools/clang/lib/Analysis/CMakeFiles/clangAnalysis.dir/ThreadSafety.cpp.o:/home/abuild/rpmbuild/BUILD/llvm/stage2/../tools/clang/include/clang/AST/ExternalASTSource.h:402:
>> more undefined references to `clang::LazyGenerationalUpdatePtr<clang::Decl
>> const*, clang::Decl*,
>> &clang::ExternalASTSource::CompleteRedeclChain>::makeValue(clang::ASTContext
>> const&, clang::Decl*)' follow
>> [ 1288s]
>> /usr/lib64/gcc/x86_64-suse-linux/4.8/../../../../x86_64-suse-linux/bin/ld:
>> lib/libclangAnalysis.so: hidden symbol
>> `_ZN5clang25LazyGenerationalUpdatePtrIPKNS_4DeclEPS1_XadL_ZNS_17ExternalASTSource19CompleteRedeclChainES3_EEE9makeValueERKNS_10ASTContextES4_'
>> isn't defined
>> [ 1288s]
>> /usr/lib64/gcc/x86_64-suse-linux/4.8/../../../../x86_64-suse-linux/bin/ld:
>> final link failed: Bad value
>> [ 1288s] clang-3.5: error: linker command failed with exit code 1 (use -v
>> to see invocation)
>>
>
> Probably the same as PR19774. Does this patch help:
>

No dice, sorry.
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