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* [Bug go/61244] New: gccgo: ICE in write_specific_type_functions @ 2014-05-20 7:13 dvyukov at google dot com 2014-12-12 19:15 ` [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] cmang at google dot com ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: dvyukov at google dot com @ 2014-05-20 7:13 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 Bug ID: 61244 Summary: gccgo: ICE in write_specific_type_functions Product: gcc Version: 4.10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: go Assignee: ian at airs dot com Reporter: dvyukov at google dot com Created attachment 32824 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=32824&action=edit reproducer $ gccgo -v Using built-in specs. COLLECT_GCC=gccgo COLLECT_LTO_WRAPPER=libexec/gcc/x86_64-unknown-linux-gnu/4.10.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../configure --enable-languages=c,c++,go --disable-bootstrap --enable-checking=yes --disable-multilib --prefix=gcc_trunk/install Thread model: posix gcc version 4.10.0 20140516 (experimental) (GCC) The reproducer program is attached. $ go build -compiler=gccgo 0.go go1: internal compiler error: in write_specific_type_functions, at go/gofrontend/types.cc:1819 0x628f2a Type::write_specific_type_functions(Gogo*, Named_type*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, Function_type*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, Function_type*) ../../gcc/go/gofrontend/types.cc:1819 0x6276bf Type::specific_type_functions(Gogo*, Named_type*, Function_type*, Function_type*, Named_object**, Named_object**) ../../gcc/go/gofrontend/types.cc:1798 0x627c86 Type::type_functions(Gogo*, Named_type*, Function_type*, Function_type*, Named_object**, Named_object**) ../../gcc/go/gofrontend/types.cc:1675 0x630194 Type::type_descriptor_constructor(Gogo*, int, Named_type*, Methods const*, bool) ../../gcc/go/gofrontend/types.cc:2016 0x6321f3 Array_type::array_type_descriptor(Gogo*, Named_type*) ../../gcc/go/gofrontend/types.cc:6121 0x62a5db Type::make_type_descriptor_var(Gogo*) ../../gcc/go/gofrontend/types.cc:1249 0x62a796 Type::type_descriptor_pointer(Gogo*, Location) ../../gcc/go/gofrontend/types.cc:1206 0x5bf412 Type_descriptor_expression::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/expressions.cc:13863 0x5bb6eb Call_expression::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/expressions.cc:9425 0x5a23f6 Unary_expression::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/expressions.cc:4039 0x607491 If_statement::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/statements.cc:3200 0x5db097 Block::get_backend(Translate_context*) ../../gcc/go/gofrontend/gogo.cc:5454 0x60741c Block_statement::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/statements.cc:1811 0x5db097 Block::get_backend(Translate_context*) ../../gcc/go/gofrontend/gogo.cc:5454 0x60741c Block_statement::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/statements.cc:1811 0x5db097 Block::get_backend(Translate_context*) ../../gcc/go/gofrontend/gogo.cc:5454 0x60741c Block_statement::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/statements.cc:1811 0x5db097 Block::get_backend(Translate_context*) ../../gcc/go/gofrontend/gogo.cc:5454 0x60741c Block_statement::do_get_backend(Translate_context*) ../../gcc/go/gofrontend/statements.cc:1811 0x5db097 Block::get_backend(Translate_context*) ../../gcc/go/gofrontend/gogo.cc:5454 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com @ 2014-12-12 19:15 ` cmang at google dot com 2014-12-12 19:28 ` dvyukov at google dot com ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: cmang at google dot com @ 2014-12-12 19:15 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 Chris Manghane <cmang at google dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2014-12-12 CC| |cmang at google dot com Assignee|ian at airs dot com |cmang at google dot com Ever confirmed|0 |1 --- Comment #1 from Chris Manghane <cmang at google dot com> --- This can reproduced with a smaller program: package main function main() { switch i := (interface{})(0); i.(type) { case [0]string: } } ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com 2014-12-12 19:15 ` [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] cmang at google dot com @ 2014-12-12 19:28 ` dvyukov at google dot com 2014-12-12 20:05 ` cmang at google dot com ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: dvyukov at google dot com @ 2014-12-12 19:28 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 --- Comment #2 from Dmitry Vyukov <dvyukov at google dot com> --- Chris, when you fix these, please also add tests to the main Go repo. These are code patterns that we never saw before. Collections of these patterns will be a great asset for regression testing and any future Go compilers. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com 2014-12-12 19:15 ` [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] cmang at google dot com 2014-12-12 19:28 ` dvyukov at google dot com @ 2014-12-12 20:05 ` cmang at google dot com 2014-12-14 0:55 ` ian at gcc dot gnu.org 2015-01-06 14:14 ` cmang at google dot com 4 siblings, 0 replies; 6+ messages in thread From: cmang at google dot com @ 2014-12-12 20:05 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 --- Comment #3 from Chris Manghane <cmang at google dot com> --- I plan to add the test cases that GoSmith uncovered once the remaining GoSmith issues are resolved since it's possible some of them might overlap. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com ` (2 preceding siblings ...) 2014-12-12 20:05 ` cmang at google dot com @ 2014-12-14 0:55 ` ian at gcc dot gnu.org 2015-01-06 14:14 ` cmang at google dot com 4 siblings, 0 replies; 6+ messages in thread From: ian at gcc dot gnu.org @ 2014-12-14 0:55 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 --- Comment #4 from ian at gcc dot gnu.org <ian at gcc dot gnu.org> --- Author: ian Date: Sun Dec 14 00:55:01 2014 New Revision: 218715 URL: https://gcc.gnu.org/viewcvs?rev=218715&root=gcc&view=rev Log: PR go/61244 compiler: Traverse type descriptor expressions. Modified: trunk/gcc/go/gofrontend/expressions.cc ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com ` (3 preceding siblings ...) 2014-12-14 0:55 ` ian at gcc dot gnu.org @ 2015-01-06 14:14 ` cmang at google dot com 4 siblings, 0 replies; 6+ messages in thread From: cmang at google dot com @ 2015-01-06 14:14 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61244 Chris Manghane <cmang at google dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #5 from Chris Manghane <cmang at google dot com> --- Fixed and test added to Go testsuite. ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2015-01-06 14:14 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2014-05-20 7:13 [Bug go/61244] New: gccgo: ICE in write_specific_type_functions dvyukov at google dot com 2014-12-12 19:15 ` [Bug go/61244] gccgo: ICE in write_specific_type_functions [GoSmith] cmang at google dot com 2014-12-12 19:28 ` dvyukov at google dot com 2014-12-12 20:05 ` cmang at google dot com 2014-12-14 0:55 ` ian at gcc dot gnu.org 2015-01-06 14:14 ` cmang at google dot com
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