https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955
Bug ID: 97955
Summary: [11 Regression] ICE in build_array_type_1, at
tree.c:8264
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Changed between 20200823 and 20201004 :
$ cat z1.c
void f (int n, int a[n]);
void f (int *b) {}
$ gcc-11-20201122 -c z1.c
z1.c:2:1: internal compiler error: Segmentation fault
2 | void f (int *b) {}
| ^~~~
0xb42eff crash_signal
../../gcc/toplev.c:330
0xdbbf5d build_array_type_1
../../gcc/tree.c:8264
0x62930b attr_access::array_as_string[abi:cxx11](tree_node*) const
../../gcc/attribs.c:2299
0x6ff9cd warn_parm_array_mismatch(unsigned int, tree_node*, tree_node*)
../../gcc/c-family/c-warn.c:3435
0x6421a4 start_function(c_declspecs*, c_declarator*, tree_node*)
../../gcc/c/c-decl.c:9591
0x689236 c_parser_declaration_or_fndef
../../gcc/c/c-parser.c:2444
0x690a47 c_parser_external_declaration
../../gcc/c/c-parser.c:1777
0x691569 c_parser_translation_unit
../../gcc/c/c-parser.c:1650
0x691569 c_parse_file()
../../gcc/c/c-parser.c:21882
0x6e0772 c_common_parse_file()
../../gcc/c-family/c-opts.c:1198
