[Bug gas/25789] New: [as] duplicate jmp when .nops and jmp are used together

[i at maskray dot me]

https://sourceware.org/bugzilla/show_bug.cgi?id=25789

            Bug ID: 25789
           Summary: [as] duplicate jmp when .nops and jmp are used
                    together
           Product: binutils
           Version: 2.35 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gas
          Assignee: unassigned at sourceware dot org
          Reporter: i at maskray dot me
  Target Milestone: ---

foo:
  ret
.nops 88

jmp foo

=>

0000000000000000 <foo>:
   0:   c3                      ret    
   1:   eb 56                   jmp    59 <foo+0x59>
   3:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
   e:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  19:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  24:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  2f:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  3a:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  45:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  50:   66 0f 1f 84 00 00 00 00 00      nop    WORD PTR [rax+rax*1+0x0]
  59:   eb a5                   jmp    0 <foo>

----------

jmp foo

.nops 128
foo:
  ret

=>

0000000000000000 <foo-0x85>:
   0:   e9 80 00 00 00          jmp    85 <foo>
   5:   eb 7e                   jmp    85 <foo>
   7:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  12:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  1d:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  28:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  33:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  3e:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  49:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  54:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  5f:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  6a:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  75:   66 66 2e 0f 1f 84 00 00 00 00 00        data16 nop WORD PTR
cs:[rax+rax*1+0x0]
  80:   0f 1f 44 00 00          nop    DWORD PTR [rax+rax*1+0x0]

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