[Bug c++/97877] New: [11 Regression] ICE in cp_genericize_r, at cp/cp-gimplify.c:968
gscfq@t-online.de
gcc-bugzilla@gcc.gnu.org
Tue Nov 17 17:36:04 GMT 2020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97877
Bug ID: 97877
Summary: [11 Regression] ICE in cp_genericize_r, at
cp/cp-gimplify.c:968
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Changed between 20201004 and 20201018 :
$ cat z1.cc
void f ()
{
extern int a;
extern int a;
a = 2;
}
$ g++-11-20201004 -c z1.cc
$
$ g++-11-20201115 -c z1.cc
z1.cc: In function 'void f()':
z1.cc:6:1: internal compiler error: Segmentation fault
6 | }
| ^
0xc727ef crash_signal
../../gcc/toplev.c:330
0x69951f cp_genericize_r
../../gcc/cp/cp-gimplify.c:968
0xeef755 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*,
tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*))
../../gcc/tree.c:12058
0xeefd2e walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*,
tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*))
../../gcc/tree.c:12394
0x69a37d cp_genericize_r
../../gcc/cp/cp-gimplify.c:1166
0xeef755 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*,
tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*),
void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*))
../../gcc/tree.c:12058
0x698e58 cp_genericize_tree
../../gcc/cp/cp-gimplify.c:1579
0x698ff3 cp_genericize(tree_node*)
../../gcc/cp/cp-gimplify.c:1725
0x6c2127 finish_function(bool)
../../gcc/cp/decl.c:17229
0x74ccee cp_parser_function_definition_after_declarator
../../gcc/cp/parser.c:29495
0x74dbf3 cp_parser_function_definition_from_specifiers_and_declarator
../../gcc/cp/parser.c:29408
0x74dbf3 cp_parser_init_declarator
../../gcc/cp/parser.c:21124
0x72f42a cp_parser_simple_declaration
../../gcc/cp/parser.c:13943
0x75307a cp_parser_declaration
../../gcc/cp/parser.c:13640
0x75390a cp_parser_translation_unit
../../gcc/cp/parser.c:4806
0x75390a c_parse_file()
../../gcc/cp/parser.c:44595
0x81d252 c_common_parse_file()
../../gcc/c-family/c-opts.c:1196
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