https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90385
Bug ID: 90385
Summary: [9/10 Regression] ICE: tree check: expected ssa_name,
have real_cst in transform_to_exit_first_loop_alt, at
tree-parloops.c:1772
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gfortran-10.0.0-alpha20190505 snapshot (r270883) ICEs when compiling
gcc/testsuite/gfortran.dg/array_constructor_47.f90 w/ -O1
-ftree-parallelize-loops=2 -fno-tree-ccp -fno-tree-ch -fno-tree-copy-prop
-fno-tree-forwprop -fno-tree-sink --param parloops-min-per-thread=5:
% powerpc-e300c3-linux-gnu-gfortran-10.0.0-alpha20190505 -O1
-ftree-parallelize-loops=2 -fno-tree-ccp -fno-tree-ch -fno-tree-copy-prop
-fno-tree-forwprop -fno-tree-sink --param parloops-min-per-thread=5 -c
gcc/testsuite/gfortran.dg/array_constructor_47.f90
during GIMPLE pass: parloops
gcc/testsuite/gfortran.dg/array_constructor_47.f90:13:0:
13 | if (abs (product([[sum([eleven_ones()]), thirteen], a]) - 30030._dp)
> 1e-8) STOP 1
|
internal compiler error: tree check: expected ssa_name, have real_cst in
transform_to_exit_first_loop_alt, at tree-parloops.c:1772
0x6a3e3e tree_check_failed(tree_node const*, char const*, int, char const*,
...)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree.c:9900
0x651f73 tree_check(tree_node*, char const*, int, char const*, tree_code)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree.h:3180
0x651f73 transform_to_exit_first_loop_alt
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:1772
0xe3fdc6 try_transform_to_exit_first_loop_alt
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:1839
0xe3fdc6 gen_parallel_loop
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:2422
0xe4121c parallelize_loops
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:3424
0xe42858 execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:3506
0xe42858 execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190505/work/gcc-10-20190505/gcc/tree-parloops.c:3485
(While my target here is powerpc, the ICE is not target-specific.)
