https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106016
Bug ID: 106016
Summary: [PowerPC] crash with attempt to initialize array of
MMA accumulators
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: nemanja.i.ibm at gmail dot com
Target Milestone: ---
Code:
$ cat aa.c
void array_crash(__vector_quad *a, __vector_quad *b) {
__vector_quad arr[2] = {*a, *b}; // Should not crash
}
Compile:
$ /opt/gcc-nightly/12/bin/gcc -mcpu=power10 -O3 aa.c -S
aa.c: In function 'array_crash':
aa.c:2:17: internal compiler error: in count_type_elements, at expr.cc:6407
2 | __vector_quad arr[2] = {*a, *b}; // Should not crash
| ^~~
0x105583df count_type_elements
/home/gccbuild/gcc_12_git/gcc/gcc/expr.cc:6407
0x1055cd3b categorize_ctor_elements_1
/home/gccbuild/gcc_12_git/gcc/gcc/expr.cc:6519
0x10646293 gimplify_init_constructor
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:5179
0x10647643 gimplify_modify_expr
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:6040
0x10639d93 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:15098
0x10643fd3 gimplify_stmt(tree_node**, gimple**)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:7151
0x10643fd3 gimplify_and_add(tree_node*, gimple**)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:496
0x10643fd3 gimplify_decl_expr
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:1936
0x1063ad0b gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:15295
0x10642b6f gimplify_stmt(tree_node**, gimple**)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:7151
0x10642b6f gimplify_bind_expr
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:1428
0x1063a79b gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:15299
0x1063e3d7 gimplify_stmt(tree_node**, gimple**)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:7151
0x1063e3d7 gimplify_body(tree_node*, bool)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:16355
0x1063e83b gimplify_function_tree(tree_node*)
/home/gccbuild/gcc_12_git/gcc/gcc/gimplify.cc:16509
0x1044cab7 cgraph_node::analyze()
/home/gccbuild/gcc_12_git/gcc/gcc/cgraphunit.cc:676
0x1044fbf7 analyze_functions
/home/gccbuild/gcc_12_git/gcc/gcc/cgraphunit.cc:1241
0x10450893 symbol_table::finalize_compilation_unit()
/home/gccbuild/gcc_12_git/gcc/gcc/cgraphunit.cc:2501
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
Version:
$ /opt/gcc-nightly/12/bin/gcc --version
gcc (GCC) 12.1.1 20220524 [releases/gcc-12 r12-8410-gf0a0aeec44]
Copyright (C) 2022 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
