https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87701
Bug ID: 87701
Summary: [9 Regression] ICE in elimination_costs_in_insn, at
reload1.c:3640 since r265398
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: segher at gcc dot gnu.org
Target Milestone: ---
Following fails:
$ ./xgcc -B.
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/tree-ssa/pr57380.C -O3 -c
during RTL pass: ira
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/tree-ssa/pr57380.C: In
function ‘int f(my_array, my_array)’:
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/tree-ssa/pr57380.C:19:1:
internal compiler error: in elimination_costs_in_insn, at reload1.c:3640
19 | }
| ^
0x1324d4a elimination_costs_in_insn
/home/marxin/Programming/gcc/gcc/reload1.c:3637
0x131f461 calculate_elim_costs_all_insns()
/home/marxin/Programming/gcc/gcc/reload1.c:1609
0x1110da8 ira_costs()
/home/marxin/Programming/gcc/gcc/ira-costs.c:2256
0x1105d4f ira_build()
/home/marxin/Programming/gcc/gcc/ira-build.c:3432
0x10fa8e8 ira
/home/marxin/Programming/gcc/gcc/ira.c:5299
0x10fb16a execute
/home/marxin/Programming/gcc/gcc/ira.c:5610
