https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100544
Bug ID: 100544
Summary: ICE: in default_conversion, at c/c-typeck.c:2242
Product: gcc
Version: tree-ssa
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: cnsun at uwaterloo dot ca
Target Milestone: ---
This might be a duplicate of PR 90658
$ gcc-trunk -v
Using built-in specs.
COLLECT_GCC=gcc-trunk
COLLECT_LTO_WRAPPER=/scratch/software/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /tmp/tmp.FUbEknNORK-gcc-builder/gcc/configure
--enable-languages=c,c++,lto --enable-checking-yes --enable-multiarch
--prefix=/scratch/software/gcc-trunk --disable-bootstrap
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 12.0.0 20210511 (experimental) [master revision
:7db32cac8:aa891c56f25baac94db004e309d1b6e40b770a95] (GCC)
$ cat mutant.c
void A();
void fn4() __attribute__((destructor(A)));
$ gcc-trunk mutant.c
mutant.c:2:1: internal compiler error: in default_conversion, at
c/c-typeck.c:2242
2 | void fn4() __attribute__((destructor(A)));
| ^~~~
0x6415e4 default_conversion(tree_node*)
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-typeck.c:2242
0x9c5a4a get_priority
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c-family/c-attribs.c:1824
0x9c7af1 handle_destructor_attribute
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c-family/c-attribs.c:1905
0x8c9f06 decl_attributes(tree_node**, tree_node*, int, tree_node*)
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/attribs.c:723
0x8e63ae start_decl(c_declarator*, c_declspecs*, bool, tree_node*, unsigned
int*)
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-decl.c:5198
0x94314d c_parser_declaration_or_fndef
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:2302
0x94b9d3 c_parser_external_declaration
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:1777
0x94c439 c_parser_translation_unit
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:1650
0x94c439 c_parse_file()
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:21984
0x9ac765 c_common_parse_file()
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c-family/c-opts.c:1218
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
