https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101467
Bug ID: 101467
Summary: [r12 regression] ICE on aarch64 after r12-2324
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: clyon at gcc dot gnu.org
Target Milestone: ---
I have noticed ICEs on aarch64 between r12-2322 and r12-2329, likely caused by
r12-2324
FAIL: gcc.target/aarch64/sve/peel_ind_1.c (internal compiler error)
FAIL: gcc.target/aarch64/sve/peel_ind_1.c (test for excess errors)
Excess errors:
during GIMPLE pass: vect
/gcc/testsuite/gcc.target/aarch64/sve/peel_ind_1.c:13:1: internal compiler
error: Segmentation fault
0xe060ff crash_signal
/gcc/toplev.c:328
0xdffae8 get_identifier(char const*)
/gcc/stringpool.c:97
0x10ddcc9 make_temp_ssa_name
/gcc/tree-ssanames.h:148
0x10ddcc9 vect_gen_while(gimple**, tree_node*, tree_node*, tree_node*, char
const*)
/gcc/tree-vect-stmts.c:12002
0x10ddda3 vect_gen_while_not(gimple**, tree_node*, tree_node*, tree_node*)
/gcc/tree-vect-stmts.c:12015
0x112d138 vect_set_loop_controls_directly
/gcc/tree-vect-loop-manip.c:632
0x112d138 vect_set_loop_condition_partial_vectors
/gcc/tree-vect-loop-manip.c:749
0x112d138 vect_set_loop_condition(loop*, _loop_vec_info*, tree_node*,
tree_node*, tree_node*, bool)
/gcc/tree-vect-loop-manip.c:950
0x1120225 vect_transform_loop(_loop_vec_info*, gimple*)
/gcc/tree-vect-loop.c:9800
0x115c4d9 try_vectorize_loop_1
/gcc/tree-vectorizer.c:1104
0x115cf41 vectorize_loops()
/gcc/tree-vectorizer.c:1243
The full list of ICEs:
gcc.target/aarch64/sve/peel_ind_1.c (internal compiler error)
gcc.target/aarch64/sve/peel_ind_2.c (internal compiler error)
gcc.target/aarch64/sve/peel_ind_3.c (internal compiler error)
gcc.target/aarch64/sve/peel_ind_4.c (internal compiler error)
gcc.target/aarch64/sve/pr98119.c (internal compiler error)
When using -mabi=ilp32, there is only one ICE:
FAIL: gcc.dg/vect/pr95570.c (internal compiler error)
