https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107867
Bug ID: 107867
Summary: [13 Regression] ICE in init_from_control_deps, at
gimple-predicate-analysis.cc:1699 since
r13-2314-ga8ebd27d0ab69b08
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: rguenth at gcc dot gnu.org
Target Milestone: ---
One more ICE with the same test-case as PR107803:
$ g++ /home/marxin/Programming/gcc/gcc/testsuite/g++.dg/pr107803.C -Wextra
-fno-tree-ccp -Os
during GIMPLE pass: uninit
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/pr107803.C: In function ‘int
main()’:
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/pr107803.C:10:1: internal
compiler error: in init_from_control_deps, at gimple-predicate-analysis.cc:1747
10 | main()
| ^~~~
0x947200 predicate::init_from_control_deps(vec<edge_def*, va_heap, vl_ptr>
const*, unsigned int, bool)
/home/marxin/Programming/gcc/gcc/gimple-predicate-analysis.cc:1747
0x1f79316 predicate::init_from_control_deps(vec<edge_def*, va_heap, vl_ptr>
const*, unsigned int, bool)
/home/marxin/Programming/gcc/gcc/gimple-predicate-analysis.cc:1722
0x1f79316 uninit_analysis::init_use_preds(predicate&, basic_block_def*,
basic_block_def*)
/home/marxin/Programming/gcc/gcc/gimple-predicate-analysis.cc:2003
0x1f7c98f uninit_analysis::is_use_guarded(gimple*, basic_block_def*, gphi*,
unsigned int, hash_set<gphi*, false, default_hash_traits<gphi*> >*)
/home/marxin/Programming/gcc/gcc/gimple-predicate-analysis.cc:2154
0x1f7cf7a uninit_analysis::is_use_guarded(gimple*, basic_block_def*, gphi*,
unsigned int)
/home/marxin/Programming/gcc/gcc/gimple-predicate-analysis.cc:2195
0x1410e5c find_uninit_use
/home/marxin/Programming/gcc/gcc/tree-ssa-uninit.cc:1234
0x141178e warn_uninitialized_phi
/home/marxin/Programming/gcc/gcc/tree-ssa-uninit.cc:1304
0x141178e execute_late_warn_uninitialized
/home/marxin/Programming/gcc/gcc/tree-ssa-uninit.cc:1425
0x141178e execute
/home/marxin/Programming/gcc/gcc/tree-ssa-uninit.cc:1442
Please submit a full bug report, with preprocessed source (by using
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Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
