https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72816
Bug ID: 72816
Summary: ICE on x86_64-linux-gnu (tree check: expected tree
that contains ‘decl with RTL’ structure, have
‘field_decl’ in set_decl_rtl, at emit-rtl.c:1282)
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: chengniansun at gmail dot com
Target Milestone: ---
$ gcc-trunk -v
Using built-in specs.
COLLECT_GCC=gcc-trunk
COLLECT_LTO_WRAPPER=/usr/local/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/7.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc-source-trunk/configure --enable-languages=c,c++,lto
--prefix=/usr/local/gcc-trunk --disable-bootstrap
Thread model: posix
gcc version 7.0.0 20160805 (experimental) [trunk revision 239162] (GCC)
$ gcc-trunk small.c
small.c:4:5: error: array size missing in ‘a’
A a;
^
small.c:4:3: internal compiler error: tree check: expected tree that contains
‘decl with RTL’ structure, have ‘field_decl’ in set_decl_rtl, at
emit-rtl.c:1282
A a;
^
0xe56494 tree_contains_struct_check_failed(tree_node const*,
tree_node_structure_enum, char const*, int, char const*)
../../gcc-source-trunk/gcc/tree.c:9914
0x88c8fc contains_struct_check(tree_node*, tree_node_structure_enum, char
const*, int, char const*)
../../gcc-source-trunk/gcc/tree.h:3137
0x88c8fc set_decl_rtl(tree_node*, rtx_def*)
../../gcc-source-trunk/gcc/emit-rtl.c:1282
0xbbbbac relayout_decl(tree_node*)
../../gcc-source-trunk/gcc/stor-layout.c:781
0x66fa45 finish_decl(tree_node*, unsigned int, tree_node*, tree_node*,
tree_node*)
../../gcc-source-trunk/gcc/c/c-decl.c:4920
0x677117 grokfield(unsigned int, c_declarator*, c_declspecs*, tree_node*,
tree_node**)
../../gcc-source-trunk/gcc/c/c-decl.c:7522
0x6cc785 c_parser_struct_declaration
../../gcc-source-trunk/gcc/c/c-parser.c:3177
0x6ce3c9 c_parser_struct_or_union_specifier
../../gcc-source-trunk/gcc/c/c-parser.c:2982
0x6ce3c9 c_parser_declspecs
../../gcc-source-trunk/gcc/c/c-parser.c:2574
0x6d1920 c_parser_declaration_or_fndef
../../gcc-source-trunk/gcc/c/c-parser.c:1731
0x6de70d c_parser_external_declaration
../../gcc-source-trunk/gcc/c/c-parser.c:1567
0x6defe9 c_parser_translation_unit
../../gcc-source-trunk/gcc/c/c-parser.c:1448
0x6defe9 c_parse_file()
../../gcc-source-trunk/gcc/c/c-parser.c:18047
0x741d82 c_common_parse_file()
../../gcc-source-trunk/gcc/c-family/c-opts.c:1070
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
$ cat small.c
typedef const int A[];
struct {
int add_offset;
A a;
};
$
