https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84192
Bug ID: 84192
Summary: [7/8 Regression] ICE with statement expression
Product: gcc
Version: unknown
Status: UNCONFIRMED
Keywords: ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: reichelt at gcc dot gnu.org
Target Milestone: ---
The following invalid code snippet triggers an ICE since GCC 7.1.0:
========================================
bool foo()
{
return ({ return true; }) && false;
}
========================================
bug.cc: In function 'bool foo()':
bug.cc:3:29: internal compiler error: Segmentation fault
return ({ return true; }) && false;
^~
0xd721af crash_signal
../../gcc-7.1.0/gcc/toplev.c:337
0x847125 cxx_eval_constant_expression
../../gcc-7.1.0/gcc/cp/constexpr.c:4103
0x84d67e cxx_eval_outermost_constant_expr
../../gcc-7.1.0/gcc/cp/constexpr.c:4640
0x850976 maybe_constant_value(tree_node*, tree_node*)
../../gcc-7.1.0/gcc/cp/constexpr.c:4855
0x82b54a cp_fully_fold(tree_node*)
../../gcc-7.1.0/gcc/cp/cp-gimplify.c:1976
0x72eb47 cp_parser_binary_expression
../../gcc-7.1.0/gcc/cp/parser.c:8937
0x72efb4 cp_parser_assignment_expression
../../gcc-7.1.0/gcc/cp/parser.c:9169
0x732df8 cp_parser_expression
../../gcc-7.1.0/gcc/cp/parser.c:9338
0x72116d cp_parser_jump_statement
../../gcc-7.1.0/gcc/cp/parser.c:12151
0x72116d cp_parser_statement
../../gcc-7.1.0/gcc/cp/parser.c:10585
0x721a0d cp_parser_statement_seq_opt
../../gcc-7.1.0/gcc/cp/parser.c:11031
0x721adf cp_parser_compound_statement
../../gcc-7.1.0/gcc/cp/parser.c:10985
0x722248 cp_parser_function_body
../../gcc-7.1.0/gcc/cp/parser.c:21432
0x722248 cp_parser_ctor_initializer_opt_and_function_body
../../gcc-7.1.0/gcc/cp/parser.c:21470
0x722511 cp_parser_function_definition_after_declarator
../../gcc-7.1.0/gcc/cp/parser.c:26261
0x7231fd cp_parser_function_definition_from_specifiers_and_declarator
../../gcc-7.1.0/gcc/cp/parser.c:26173
0x7231fd cp_parser_init_declarator
../../gcc-7.1.0/gcc/cp/parser.c:19159
0x74718c cp_parser_simple_declaration
../../gcc-7.1.0/gcc/cp/parser.c:12777
0x747f25 cp_parser_block_declaration
../../gcc-7.1.0/gcc/cp/parser.c:12602
0x74d3d4 cp_parser_declaration
../../gcc-7.1.0/gcc/cp/parser.c:12500
Please submit a full bug report, [etc.]
