https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92799
Bug ID: 92799 Summary: ICE: in get, at cgraph.h:1339 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: anbu1024.me at gmail dot com Target Milestone: --- $ cat test.c static void __attribute__ ( ( weakref ( "bar" ) ) ) foo ( void ) { } extern void foo ( void ) ; -------------------------------------------------------------------------------- $ gcc-snapshot10 --version gcc (GCC) 10.0.0 20191201 (experimental) Copyright (C) 2019 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -------------------------------------------------------------------------------- $ gcc-snapshot10 test.c test.c:2:53: internal compiler error: in get, at cgraph.h:1339 2 | static void __attribute__ ( ( weakref ( "bar" ) ) ) foo ( void ) { } | ^~~ 0x618bad cgraph_node::get(tree_node const*) ../../gcc-10-20191201/gcc/cgraph.h:1339 0x619c7a cgraph_node::get(tree_node const*) ../../gcc-10-20191201/gcc/tree.h:3387 0x619c7a cgraph_node::analyze() ../../gcc-10-20191201/gcc/cgraphunit.c:622 0x9268ef analyze_functions ../../gcc-10-20191201/gcc/cgraphunit.c:1212 0x9274a2 symbol_table::finalize_compilation_unit() ../../gcc-10-20191201/gcc/cgraphunit.c:2925 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. -------------------------------------------------------------------------------- $ gcc-snapshot9 --version gcc (GCC) 9.2.1 20191123 Copyright (C) 2019 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -------------------------------------------------------------------------------- $ gcc-snapshot9 test.c test.c:2:53: internal compiler error: Segmentation fault 2 | static void __attribute__ ( ( weakref ( "bar" ) ) ) foo ( void ) { } | ^~~ 0xa8c89f crash_signal ../../gcc-9-20191123/gcc/toplev.c:326 0x71f7c2 cgraph_node* dyn_cast<cgraph_node*, symtab_node>(symtab_node*) ../../gcc-9-20191123/gcc/is-a.h:227 0x71f7c2 cgraph_node::get(tree_node const*) ../../gcc-9-20191123/gcc/cgraph.h:1339 0x71f7c2 cgraph_node::analyze() ../../gcc-9-20191123/gcc/cgraphunit.c:640 0x721e77 analyze_functions ../../gcc-9-20191123/gcc/cgraphunit.c:1126 0x722a62 symbol_table::finalize_compilation_unit() ../../gcc-9-20191123/gcc/cgraphunit.c:2837 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.