And a little more: //Works int x; typedef __typeof__(x) int2;
//Works typedef __typeof__(0) int_t; //Dies typedef __typeof__((int*)0) intptr_t; //Dies //typedef __typeof__(((int*)0)-((int*)0)) ptrdiff_t; On Tue, Apr 22, 2014 at 11:30 PM, Richard Allen <rsa...@gmail.com> wrote: > Hey, got it narrowed down more. > > typedef __typeof__(((int*)0)-((int*)0)) ptrdiff_t; > > This crashes clang 3.0, but it appears to be the same problem as was on > 3.0 and 3.4. > > > On Sat, Feb 8, 2014 at 7:59 PM, Richard Allen <rsa...@gmail.com> wrote: > >> 3.4 faults as well. I'm trying to find another Debian/SPARC user on the >> local LUG. >> >> clang --version >> clang version 3.4 (tags/RELEASE_34/final) >> Target: sparc64-unknown-linux-gnu >> Thread model: posix >> >> clang test.c >> 0 clang 0x024c3980 >> 1 libpthread.so.0 0xf79210b8 >> 2 clang 0x011fd920 clang::Expr::EvaluateAsInt(llvm::APSInt&, >> clang::ASTContext const&, clang::Expr::SideEffectsKind) const + 192 >> 3 clang 0x011fd9b4 >> clang::Expr::isIntegerConstantExpr(llvm::APSInt&, clang::ASTContext const&, >> clang::SourceLocation*, bool) const + 84 >> 4 clang 0x008d0398 >> 5 clang 0x008d39ac >> 6 clang 0x008dc3ac >> 7 clang 0x008de790 >> clang::Sema::ProcessDeclAttributeList(clang::Scope*, clang::Decl*, >> clang::AttributeList const*, bool) + 48 >> 8 clang 0x008af8d4 >> clang::Sema::ActOnFunctionDeclarator(clang::Scope*, clang::Declarator&, >> clang::DeclContext*, clang::TypeSourceInfo*, clang::LookupResult&, >> llvm::MutableArrayRef<clang::TemplateParameterList*>, bool&) + 6612 >> 9 clang 0x008b7700 >> clang::Sema::HandleDeclarator(clang::Scope*, clang::Declarator&, >> llvm::MutableArrayRef<clang::TemplateParameterList*>) + 2784 >> 10 clang 0x008b7cf0 clang::Sema::ActOnDeclarator(clang::Scope*, >> clang::Declarator&) + 48 >> 11 clang 0x0077a618 >> clang::Parser::ParseDeclarationAfterDeclaratorAndAttributes(clang::Declarator&, >> clang::Parser::ParsedTemplateInfo const&) + 536 >> 12 clang 0x00789c98 >> clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, unsigned int, bool, >> clang::SourceLocation*, clang::Parser::ForRangeInit*) + 1752 >> 13 clang 0x0076ea14 >> clang::Parser::ParseDeclOrFunctionDefInternal(clang::Parser::ParsedAttributesWithRange&, >> clang::ParsingDeclSpec&, clang::AccessSpecifier) + 276 >> 14 clang 0x0076f09c >> clang::Parser::ParseDeclarationOrFunctionDefinition(clang::Parser::ParsedAttributesWithRange&, >> clang::ParsingDeclSpec*, clang::AccessSpecifier) + 732 >> 15 clang 0x00771938 >> clang::Parser::ParseExternalDeclaration(clang::Parser::ParsedAttributesWithRange&, >> clang::ParsingDeclSpec*) + 88 >> 16 clang 0x0077205c >> clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&) + >> 188 >> 17 clang 0x00768044 clang::ParseAST(clang::Sema&, bool, bool) + >> 516 >> 18 clang 0x003ed570 clang::FrontendAction::Execute() + 304 >> 19 clang 0x003cc438 >> clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 408 >> 20 clang 0x003b11ac >> clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 1836 >> 21 clang 0x003aac78 cc1_main(char const**, char const**, char >> const*, void*) + 1400 >> 22 clang 0x0038e444 main + 516 >> 23 libc.so.6 0xf7524e4c __libc_start_main + 268 >> 24 clang 0x003aa52c _start + 44 >> Stack dump: >> 0. Program arguments: >> /home/rsaxvc/code/llvm-build/Release+Asserts/bin/clang -cc1 -triple >> sparc64-unknown-linux-gnu -S -disable-free -main-file-name test.c >> -mrelocation-model static -mdisable-fp-elim -fmath-errno >> -mconstructor-aliases -target-linker-version 2.22 -resource-dir >> /home/rsaxvc/code/llvm-build/Release+Asserts/bin/../lib/clang/3.4 >> -internal-isystem /usr/local/include -internal-isystem >> /home/rsaxvc/code/llvm-build/Release+Asserts/bin/../lib/clang/3.4/include >> -internal-externc-isystem /include -internal-externc-isystem /usr/include >> -fno-dwarf-directory-asm -fdebug-compilation-dir /home/rsaxvc/code >> -ferror-limit 19 -fmessage-length 0 -mstackrealign -fobjc-runtime=gcc >> -fdiagnostics-show-option -vectorize-slp -o /tmp/test-534c7f.s -x c test.c >> 1. /usr/include/stdlib.h:146:54: current parser token ';' >> clang: error: unable to execute command: Bus error >> clang: error: clang frontend command failed due to signal (use -v to see >> invocation) >> clang version 3.4 (tags/RELEASE_34/final) >> Target: sparc64-unknown-linux-gnu >> Thread model: posix >> clang: note: diagnostic msg: PLEASE submit a bug report to >> http://llvm.org/bugs/ and include the crash backtrace, preprocessed >> source, and associated run script. >> clang: note: diagnostic msg: >> ******************** >> >> PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT: >> Preprocessed source(s) and associated run script(s) are located at: >> clang: note: diagnostic msg: /tmp/test-c0ad4a.c >> clang: note: diagnostic msg: /tmp/test-c0ad4a.sh >> clang: note: diagnostic msg: >> >> ******************** >> >> >> On Sat, Feb 1, 2014 at 10:18 AM, Sylvestre Ledru <sylves...@debian.org>wrote: >> >>> >>> On 31/01/2014 18:18, Richard Allen wrote: >>> > Package: clang >>> > Version: 1.3.0-6.2 >>> > Invoking clang on any 'c' file including <stdlib.h> crashes the >>> compiler with a "Bus Error" and a backtrace. Crash log is below. >>> clang 3.0 is starting to be very old. could you have a look to the 3.4 >>> release ? (the lastest) >>> >>> Thanks >>> S >>> >>> >> >