https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102330
Bug ID: 102330
Summary: [12 Regression] ICE in expand_gimple_stmt_1, at
cfgexpand.c:3932
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: ---
Started between 20210530 and 20210606 :
$ cat z1.f90
program p
!$omp master taskloop simd
do i = 1, 8
end do
!$acc parallel loop
do i = 1, 8
end do
end
$ gfortran-12-20210905 -c z1.f90 -fopenmp -fopenacc
during RTL pass: expand
z1.f90:5:21:
5 | !$acc parallel loop
| ^
internal compiler error: in expand_gimple_stmt_1, at cfgexpand.c:3932
0x8dd6db expand_gimple_stmt_1
../../gcc/cfgexpand.c:3931
0x8dd6db expand_gimple_stmt
../../gcc/cfgexpand.c:4040
0x8e2bd7 expand_gimple_basic_block
../../gcc/cfgexpand.c:6082
0x8e553e execute
../../gcc/cfgexpand.c:6808
---
z1.f90:8:3:
8 | end
| ^
Error: non-register as LHS of binary operation
# .MEM_25 = VDEF <.MEM_3>
i = 1 + .offset.9_2;
z1.f90:8:3: Error: non-register as LHS of binary operation
# .MEM_28 = VDEF <.MEM_4>
i = 1 + 8;
during GIMPLE pass: ssa
z1.f90:8:3: internal compiler error: verify_gimple failed
0xf05dd4 verify_gimple_in_cfg(function*, bool)
../../gcc/tree-cfg.c:5531
0xdb304e execute_function_todo
../../gcc/passes.c:2042
0xdb3ef2 execute_todo
../../gcc/passes.c:2096
