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* [Bug tree-optimization/106605] New: [13 Regression] ICE in range_on_path_entry, at gimple-range-path.cc:164 with -march=skylake-avx512 -O3
@ 2022-08-13 5:20 vsevolod.livinskiy at gmail dot com
2022-08-13 20:05 ` [Bug tree-optimization/106605] " marxin at gcc dot gnu.org
0 siblings, 1 reply; 2+ messages in thread
From: vsevolod.livinskiy at gmail dot com @ 2022-08-13 5:20 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106605
Bug ID: 106605
Summary: [13 Regression] ICE in range_on_path_entry, at
gimple-range-path.cc:164 with -march=skylake-avx512
-O3
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: vsevolod.livinskiy at gmail dot com
Target Milestone: ---
Link to the Compiler Explorer: https://godbolt.org/z/hWornT4aW
Reproducer:
unsigned e;
extern int f[];
extern long g[];
void h() {
for (int a(e);;)
for (unsigned b = 0;;)
for (short c = 0;;)
for (short d = 0; d < 66; d++)
if (d) {
f[d] = 0;
g[a * b * c + d] = 0;
}
}
Error:
>$ g++ -c -march=skylake-avx512 -O3 func.cpp
during GIMPLE pass: threadfull
func.cpp: In function 'void h()':
func.cpp:4:6: internal compiler error: in range_on_path_entry, at
gimple-range-path.cc:164
4 | void h() {
| ^
0x8c16b8 path_range_query::range_on_path_entry(vrange&, tree_node*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:164
0x140788d path_range_query::ssa_range_in_phi(vrange&, gphi*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:321
0x1406cc5 path_range_query::range_defined_in_block(vrange&, tree_node*,
basic_block_def*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:348
0x1406f39 path_range_query::compute_ranges_in_phis(basic_block_def*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:394
0x1407a2b path_range_query::compute_ranges_in_block(basic_block_def*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:442
0x14083ca path_range_query::compute_ranges(vec<basic_block_def*, va_heap,
vl_ptr> const&, bitmap_head const*)
/testing/gcc/gcc_src_master/gcc/gimple-range-path.cc:673
0x148e99c back_threader::find_taken_edge_cond(vec<basic_block_def*, va_heap,
vl_ptr> const&, gcond*)
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:317
0x148f493 back_threader::maybe_register_path()
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:231
0x148fa66 back_threader::find_paths_to_names(basic_block_def*, bitmap_head*,
unsigned int)
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:355
0x148fe94 back_threader::find_paths_to_names(basic_block_def*, bitmap_head*,
unsigned int)
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:471
0x14909bc back_threader::find_paths(basic_block_def*, tree_node*)
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:529
0x1490c21 back_threader::thread_blocks()
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:943
0x1490d08 execute
/testing/gcc/gcc_src_master/gcc/tree-ssa-threadbackward.cc:1073
gcc version 13.0.0 20220812 (1595794f804ed3e925dcdf5f21b7fa762c74ca15)
^ permalink raw reply [flat|nested] 2+ messages in thread
* [Bug tree-optimization/106605] [13 Regression] ICE in range_on_path_entry, at gimple-range-path.cc:164 with -march=skylake-avx512 -O3
2022-08-13 5:20 [Bug tree-optimization/106605] New: [13 Regression] ICE in range_on_path_entry, at gimple-range-path.cc:164 with -march=skylake-avx512 -O3 vsevolod.livinskiy at gmail dot com
@ 2022-08-13 20:05 ` marxin at gcc dot gnu.org
0 siblings, 0 replies; 2+ messages in thread
From: marxin at gcc dot gnu.org @ 2022-08-13 20:05 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106605
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
CC| |marxin at gcc dot gnu.org
Resolution|--- |DUPLICATE
--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Dup.
*** This bug has been marked as a duplicate of bug 106593 ***
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-08-13 5:20 [Bug tree-optimization/106605] New: [13 Regression] ICE in range_on_path_entry, at gimple-range-path.cc:164 with -march=skylake-avx512 -O3 vsevolod.livinskiy at gmail dot com
2022-08-13 20:05 ` [Bug tree-optimization/106605] " marxin at gcc dot gnu.org
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