https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89314
Bug ID: 89314
Summary: ICE in wide_int_to_tree_1, at tree.c:1561
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Affects versions down to at least gcc-5 :
$ cat z1.c
extern __SIZE_TYPE__ strlen (const float *);
void foo (char *s)
{
if (strlen(s) > 0)
return;
}
$ gcc-9-20190210 -c z1.c
z1.c: In function 'foo':
z1.c:4:14: warning: passing argument 1 of 'strlen' from incompatible pointer
type [-Wincompatible-pointer-types]
4 | if (strlen(s) > 0)
| ^
| |
| char *
z1.c:1:30: note: expected 'const float *' but argument is of type 'char *'
1 | extern __SIZE_TYPE__ strlen (const float *);
| ^~~~~~~~~~~~~
z1.c:4:3: internal compiler error: in wide_int_to_tree_1, at tree.c:1561
4 | if (strlen(s) > 0)
| ^~
0xf0c3b3 wide_int_to_tree_1
../../gcc/tree.c:1561
0xf0cab8 wide_int_to_tree(tree_node*, poly_int<1u,
generic_wide_int<wide_int_ref_storage<false, true> > > const&)
../../gcc/tree.c:1686
0xf0cab8 build_int_cst(tree_node*, poly_int<1u, long>)
../../gcc/tree.c:1355
0x8e5bdd fold_binary_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
../../gcc/fold-const.c:10755
0x8e9f4a fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
../../gcc/fold-const.c:12350
0x1195677 generic_simplify_76
.../gcc/generic-match.c:3439
0x11a0df0 generic_simplify_GT_EXPR
.../gcc/generic-match.c:38239
0x11d683d generic_simplify(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
.../gcc/generic-match.c:52818
0x8e0aad fold_binary_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
../../gcc/fold-const.c:9378
0x8e9f4a fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
../../gcc/fold-const.c:12350
0x693b79 c_fully_fold_internal
../../gcc/c/c-fold.c:370
0x695877 c_fully_fold(tree_node*, bool, bool*, bool)
../../gcc/c/c-fold.c:125
0x6734ec c_parser_condition
../../gcc/c/c-parser.c:5640
0x673587 c_parser_paren_condition
../../gcc/c/c-parser.c:5658
0x68493a c_parser_if_statement
../../gcc/c/c-parser.c:5837
0x68493a c_parser_statement_after_labels
../../gcc/c/c-parser.c:5469
0x68618e c_parser_compound_statement_nostart
../../gcc/c/c-parser.c:5148
0x686916 c_parser_compound_statement
../../gcc/c/c-parser.c:4982
0x6881fb c_parser_declaration_or_fndef
../../gcc/c/c-parser.c:2354
0x6907c3 c_parser_external_declaration
../../gcc/c/c-parser.c:1653
