error ? when i build the gcj in aarch64,but it report an error?

[yinxx]

/data/gcj/gcj-msterstable/libjava/classpath/java/util/SimpleTimeZone.java:1018: internal compiler error: Segmentation fault 1018 | byte[] byteArray = new byte[] | 0xcddaa3 crash_signal ../../gcc/toplev.cc:314 0x1ad452c supportable_narrowing_operation(tree_code, tree_node*, tree_node*, tree_code*, int*, vec<tree_node*, va_heap, vl_ptr>) ../../gcc/tree-vect-stmts.cc:12557 0x1af2cb7 vectorizable_conversion ../../gcc/tree-vect-stmts.cc:5246 0x1af4a1f vect_analyze_stmt(vec_info, _stmt_vec_info*, bool*, _slp_tree*, _slp_instance*, vec<stmt_info_for_cost, va_heap, vl_ptr>) ../../gcc/tree-vect-stmts.cc:11413 0xfbdba3 vect_slp_analyze_node_operations_1 ../../gcc/tree-vect-slp.cc:5957 0xfbdba3 vect_slp_analyze_node_operations ../../gcc/tree-vect-slp.cc:6147 0xfbd6e7 vect_slp_analyze_node_operations ../../gcc/tree-vect-slp.cc:6126 0xfbeedb vect_slp_analyze_operations(vec_info) ../../gcc/tree-vect-slp.cc:6387 0xfc2e53 vect_slp_analyze_bb_1 ../../gcc/tree-vect-slp.cc:7372 0xfc2e53 vect_slp_region ../../gcc/tree-vect-slp.cc:7419 0xfc4a17 vect_slp_bbs ../../gcc/tree-vect-slp.cc:7610 0xfc4c9f vect_slp_function(function*) ../../gcc/tree-vect-slp.cc:7698 0xfceaa7 execute ../../gcc/tree-vectorizer.cc:1532 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See https://gcc.gnu.org/bugs/ for instructions. make[3]: *** [Makefile:10640: java/util.lo] Error 1 make[3]: Leaving directory '/data/gcj/gcj-msterstable/gcjbuild/aarch64-unknown-linux-gnu/libjava' make[2]: *** [Makefile:10265: all-recursive] Error 1 make[2]: Leaving directory '/data/gcj/gcj-msterstable/gcjbuild/aarch64-unknown-linux-gnu/libjava' make[1]: *** [Makefile:23456: all-target-libjava] Error 2 make[1]: Leaving directory '/data/gcj/gcj-msterstable/gcjbuild' make: *** [Makefile:1093: all] Error 2

uname -a Linux localhost.localdomain 4.19.90-2109.1.0.0108.oe1.aarch64 #1 SMP Mon Sep 6 03:51:48 UTC 2021 aarch64 aarch64 aarch64 GNU/Linux

how to reslove it ? thanks