https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103691
Bug ID: 103691
Summary: [12 Regression] ICE in
get_array_ctor_element_at_index, at fold-const.c:13314
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Changed between 20211024 and 20211031 at -O2+ :
(gcc configured with --enable-checking=yes)
$ cat z1.f90
program p
real, parameter :: a(0) = 2.0
real, allocatable :: b(:)
allocate (b, mold=a)
end
$ gfortran-12-20211024 -c z1.f90 -g -O2
$
$ gfortran-12-20211212 -c z1.f90 -g -O2
during GIMPLE pass: evrp
z1.f90:5:3:
5 | end
| ^
internal compiler error: in get_array_ctor_element_at_index, at
fold-const.c:13314
0xb27c33 get_array_ctor_element_at_index(tree_node*,
generic_wide_int<fixed_wide_int_storage<128> >, unsigned int*)
../../gcc/fold-const.c:13314
0xb9ee55 fold_array_ctor_reference
../../gcc/gimple-fold.c:7862
0xb9ee55 fold_ctor_reference(tree_node*, tree_node*, poly_int<1u, unsigned
long> const&, poly_int<1u, unsigned long> const&, tree_node*, unsigned long*)
../../gcc/gimple-fold.c:8061
0xba1e18 fold_const_aggregate_ref_1(tree_node*, tree_node* (*)(tree_node*))
../../gcc/gimple-fold.c:8186
0xba39f8 fold_const_aggregate_ref(tree_node*)
../../gcc/gimple-fold.c:8265
0xba39f8 maybe_fold_reference
../../gcc/gimple-fold.c:337
0xbaaa68 fold_stmt_1
../../gcc/gimple-fold.c:6301
0x1bbc20c gimple_ranger::fold_stmt(gimple_stmt_iterator*, tree_node*
(*)(tree_node*))
../../gcc/gimple-range.cc:434
0x11138c6 substitute_and_fold_dom_walker::before_dom_children(basic_block_def*)
../../gcc/tree-ssa-propagate.c:870
0x1b82907 dom_walker::walk(basic_block_def*)
../../gcc/domwalk.c:309
0x1112945 substitute_and_fold_engine::substitute_and_fold(basic_block_def*)
../../gcc/tree-ssa-propagate.c:987
0x12217bd execute_ranger_vrp(function*, bool)
../../gcc/tree-vrp.c:4337
0x1bd658d execute_early_vrp
../../gcc/gimple-ssa-evrp.c:316
