diff options
Diffstat (limited to 'gas/config/tc-s390.c')
| -rw-r--r-- | gas/config/tc-s390.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/gas/config/tc-s390.c b/gas/config/tc-s390.c index f66e90e..427a599 100644 --- a/gas/config/tc-s390.c +++ b/gas/config/tc-s390.c @@ -530,8 +530,12 @@ s390_setup_opcodes (void) f = (op->flags & S390_INSTR_FLAG_FACILITY_MASK); use_opcode = ((f & current_flags) == f); } - if (use_opcode) - str_hash_insert (s390_opcode_hash, op->name, (void *) op); + if (use_opcode + && str_hash_insert (s390_opcode_hash, op->name, op, 0) != NULL) + { + as_bad (_("duplicate %s"), op->name); + dup_insn = TRUE; + } while (op < op_end - 1 && strcmp (op->name, op[1].name) == 0) op++; @@ -566,7 +570,8 @@ md_begin (void) op_end = s390_opformats + s390_num_opformats; for (op = s390_opformats; op < op_end; op++) - str_hash_insert (s390_opformat_hash, op->name, (void *) op); + if (str_hash_insert (s390_opformat_hash, op->name, op, 0) != NULL) + as_fatal (_("duplicate %s"), op->name); s390_setup_opcodes (); |