https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92922
Bug ID: 92922 Summary: [10 regression] FAIL: gcc.target/aarch64/sve/acle/asm/ldnt1_u32.c -std=c90 -O1 -g -DTEST_FULL (internal compiler error) Product: gcc Version: 10.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: sch...@linux-m68k.org Target Milestone: --- Target: aarch64-*-* spawn -ignore SIGHUP /opt/gcc/gcc-20191212/Build/gcc/xgcc -B/opt/gcc/gcc-20191212/Build/gcc/ -mabi=ilp32 -fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers -fdiagnostics-color=never -fdiagnostics-urls=never -std=c90 -O1 -g -DTEST_FULL -march=armv8.2-a+sve -fno-ipa-icf -c -o ldnt1_u32.o /opt/gcc/gcc-20191212/gcc/testsuite/gcc.target/aarch64/sve/acle/asm/ldnt1_u32.c during RTL pass: dse1 /opt/gcc/gcc-20191212/gcc/testsuite/gcc.target/aarch64/sve/acle/asm/ldnt1_u32.c: In function 'ldnt1_vnum_u32_1': /opt/gcc/gcc-20191212/gcc/testsuite/gcc.target/aarch64/sve/acle/asm/ldnt1_u32.c:95:1: internal compiler error: in plus_constant, at explow.c:102 0x8ab947 plus_constant(machine_mode, rtx_def*, poly_int<2u, long>, bool) ../../gcc/explow.c:102 0x14d225f check_mem_read_rtx ../../gcc/dse.c:2148 0x14d225f check_mem_read_use ../../gcc/dse.c:2316 0xc0ceef note_uses(rtx_def**, void (*)(rtx_def**, void*), void*) ../../gcc/rtlanal.c:2024 0x14d41e3 scan_insn ../../gcc/dse.c:2425 0x14d41e3 dse_step1 ../../gcc/dse.c:2690 0x14d41e3 rest_of_handle_dse ../../gcc/dse.c:3607 0x14d41e3 execute ../../gcc/dse.c:3668