http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54595
Bug #: 54595 Summary: [4.8 Regression] symbol causes a section type conflict with itself with -O -g -fdata-section Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug AssignedTo: unassig...@gcc.gnu.org ReportedBy: bernhard.rosenkran...@linaro.org Created attachment 28198 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28198 Preprocessed source, gzipped because it's huge Compiling llvm with -O -g -fdata-section results in $ /opt/android-toolchain-trunk/bin/arm-linux-androideabi-g++ -O -g -fdata-sections -c FunctionAttrs.i -o out/target/product/maguro/obj/STATIC_LIBRARIES/libLLVMipo_intermediates/FunctionAttrs.o In file included from external/llvm/include/llvm/Argument.h:18:0, from external/llvm/include/llvm/Function.h:24, from external/llvm/include/llvm/Analysis/CallGraph.h:54, from external/llvm/include/llvm/CallGraphSCCPass.h:25, from external/llvm/lib/Transforms/IPO/FunctionAttrs.cpp:23: external/llvm/include/llvm/Attributes.h:113:52: error: llvm::Attribute::ReadOnly causes a section type conflict with llvm::Attribute::ReadOnly DECLARE_LLVM_ATTRIBUTE(ReadOnly,1<<10) ///< Function only reads from memory ^ I haven't tried to isolate the cause/reduce the test case yet; this might be a dupe of http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53475