https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93054
Bug ID: 93054
Summary: ICE in gimple_set_lhs, at gimple.c:1820
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gcc-10.0.0-alpha20191215 snapshot (r279712), 9.2, 8.3, 7.3 ICE when compiling
the following testcase:
__attribute__ ((returns_twice)) int
bp (int);
__attribute__ ((noreturn)) int
cb (void)
{
return bp (cb ());
}
% gcc-10.0.0-alpha20191215 -w -c zb7r2q8j.c
zb7r2q8j.c: In function 'cb':
zb7r2q8j.c:7:10: internal compiler error: in gimple_set_lhs, at gimple.c:1820
7 | return bp (cb ());
| ^~~~~~~~~~
0x611d38 gimple_set_lhs(gimple*, tree_node*)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimple.c:1820
0xa8f8cf gimplify_expr
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:14427
0xa91595 gimplify_call_expr
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:3485
0xa8709f gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:13340
0xa9c8e1 gimplify_modify_expr
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:5753
0xa85bd5 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:13368
0xa89430 gimplify_stmt(tree_node**, gimple**)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:6810
0xa90e35 gimplify_and_add(tree_node*, gimple**)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:482
0xa90e35 gimplify_return_expr
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:1655
0xa8663b gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:13629
0xa89430 gimplify_stmt(tree_node**, gimple**)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:6810
0xa8a1e5 gimplify_bind_expr
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:1420
0xa870ca gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:13569
0xa9de54 gimplify_stmt(tree_node**, gimple**)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:6810
0xa9de54 gimplify_body(tree_node*, bool)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:14616
0xa9e29c gimplify_function_tree(tree_node*)
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/gimplify.c:14760
0x8f0ab2 cgraph_node::analyze()
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/cgraphunit.c:669
0x8f33ae analyze_functions
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/cgraphunit.c:1212
0x8f3fa8 symbol_table::finalize_compilation_unit()
/var/tmp/portage/sys-devel/gcc-10.0.0_alpha20191215/work/gcc-10-20191215/gcc/cgraphunit.c:2958
