https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105969
Bug ID: 105969
Summary: [12/13 Regression] ICE in Floating point exception
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Started between 20220522 and 20220529 :
$ cat z1.c
#include <stdio.h>
struct A
{
char a[0][0][0];
};
extern struct A b[][2];
void f (void)
{
sprintf (b[0][0].a[1][0], "%s", b[0][0].a[1][0]);
}
$ gcc-13-20220612 -c z1.c -Wall
z1.c: In function 'f':
during GIMPLE pass: warn-printf
z1.c:9:1: internal compiler error: Floating point exception
9 | }
| ^
0xc2a33f crash_signal
../../gcc/toplev.cc:322
0x184c71e get_origin_and_offset_r
../../gcc/gimple-ssa-sprintf.cc:2322
0x184c749 get_origin_and_offset_r
../../gcc/gimple-ssa-sprintf.cc:2385
0x185267f get_origin_and_offset
../../gcc/gimple-ssa-sprintf.cc:2447
0x185267f handle_printf_call(gimple_stmt_iterator*, pointer_query&)
../../gcc/gimple-ssa-sprintf.cc:4714
0xdfd21d strlen_pass::check_and_optimize_call(bool*)
../../gcc/tree-ssa-strlen.cc:5461
0xdfdbe1 strlen_pass::check_and_optimize_stmt(bool*)
../../gcc/tree-ssa-strlen.cc:5665
0xdfdfb4 strlen_pass::before_dom_children(basic_block_def*)
../../gcc/tree-ssa-strlen.cc:5849
0x17e9284 dom_walker::walk(basic_block_def*)
../../gcc/domwalk.cc:309
0xdfe420 printf_strlen_execute
../../gcc/tree-ssa-strlen.cc:5908
