https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102243
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |msebor at gcc dot
gnu.org
Status|NEW |ASSIGNED
--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
get_range() calls get_range_query (cfun); the cfun pointer is null in this
context without optimization.
$ gcc -S -Wall pr102243.C
pr102243.C:12:47: internal compiler error: Segmentation fault
12 | new (s_message[1].s) int);
| ^~~
0x16e3bd6 crash_signal
/src/gcc/master/gcc/toplev.c:328
0x12161c8 get_range_query(function const*)
/src/gcc/master/gcc/function.h:728
0x19a7479 get_range(tree_node*, gimple*, generic_wide_int<wide_int_storage>*,
range_query*)
/src/gcc/master/gcc/tree-ssa-strlen.c:211
0x15971d6 get_offset_range
/src/gcc/master/gcc/pointer-query.cc:91
0x159d0e4 handle_array_ref
/src/gcc/master/gcc/pointer-query.cc:1568
0x159e0da compute_objsize_r
/src/gcc/master/gcc/pointer-query.cc:1809
0x159dccf compute_objsize_r
/src/gcc/master/gcc/pointer-query.cc:1755
0x159f336 compute_objsize(tree_node*, int, access_ref*, range_query*)
/src/gcc/master/gcc/pointer-query.cc:2086
0xc194a0 warn_placement_new_too_small
/src/gcc/master/gcc/cp/init.c:2614
0xc1c06b build_new_1
/src/gcc/master/gcc/cp/init.c:3280
0xc1db04 build_new(unsigned int, vec<tree_node*, va_gc, vl_embed>**,
tree_node*, tree_node*, vec<tree_node*, va_gc, vl_embed>**, int, int)
/src/gcc/master/gcc/cp/init.c:3831
0xcfb261 cp_parser_new_expression
/src/gcc/master/gcc/cp/parser.c:9161
0xcf9ea5 cp_parser_unary_expression
/src/gcc/master/gcc/cp/parser.c:8613
0xcfbf67 cp_parser_cast_expression
/src/gcc/master/gcc/cp/parser.c:9795
0xcfc05a cp_parser_binary_expression
/src/gcc/master/gcc/cp/parser.c:9898
0xcfcea5 cp_parser_assignment_expression
/src/gcc/master/gcc/cp/parser.c:10203
0xcfd716 cp_parser_constant_expression
/src/gcc/master/gcc/cp/parser.c:10504
0xcf94b2 cp_parser_parenthesized_expression_list
/src/gcc/master/gcc/cp/parser.c:8306
0xd1bb63 cp_parser_initializer
/src/gcc/master/gcc/cp/parser.c:24953
0xd16c15 cp_parser_init_declarator
/src/gcc/master/gcc/cp/parser.c:22580
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with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
