[Bug tree-optimization/63666] New: [5.0 regression] FAIL: gcc.dg/vect/pr45752.c (internal compiler error)
schwab@linux-m68k.org
gcc-bugzilla@gcc.gnu.org
Tue Oct 28 10:27:00 GMT 2014
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63666
Bug ID: 63666
Summary: [5.0 regression] FAIL: gcc.dg/vect/pr45752.c (internal
compiler error)
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: schwab@linux-m68k.org
CC: rguenther at suse dot de
Target: ia64-*-*
Broken by r216728.
$ gcc/xgcc -Bgcc/ ../gcc/testsuite/gcc.dg/vect/pr45752.c -ftree-vectorize
-fno-vect-cost-model -fno-common -O2 -fdump-tree-vect-details -lm -o
./pr45752.exe
../gcc/testsuite/gcc.dg/vect/pr45752.c: In function ‘foo’:
../gcc/testsuite/gcc.dg/vect/pr45752.c:38:6: internal compiler error: in
ia64_vectorize_vec_perm_const_ok, at config/ia64/ia64.c:11728
void foo (unsigned int *__restrict__ pInput,
^
0x4000000001069d9f ia64_vectorize_vec_perm_const_ok
../../gcc/config/ia64/ia64.c:11728
0x400000000090272f can_vec_perm_p(machine_mode, bool, unsigned char const*)
../../gcc/optabs.c:6611
0x4000000000f387df vect_transform_slp_perm_load(_slp_tree*, vec<tree_node*,
va_heap, vl_ptr>, gimple_stmt_iterator*, int, _slp_instance*, bool)
../../gcc/tree-vect-slp.c:3049
0x4000000000f3c99f vect_supported_load_permutation_p
../../gcc/tree-vect-slp.c:1349
0x4000000000f3c99f vect_analyze_slp_instance
../../gcc/tree-vect-slp.c:1677
0x4000000000f3d28f vect_analyze_slp(_loop_vec_info*, _bb_vec_info*, unsigned
int)
../../gcc/tree-vect-slp.c:1747
0x4000000000f1674f vect_analyze_loop_2
../../gcc/tree-vect-loop.c:1762
0x4000000000f1674f vect_analyze_loop(loop*)
../../gcc/tree-vect-loop.c:1875
0x4000000000f4659f vectorize_loops()
../../gcc/tree-vectorizer.c:442
0x4000000000d77abf execute
../../gcc/tree-ssa-loop.c:290
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