<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/132766>132766</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [lld] [hexagon] Assertion `auxIdx == 0'
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            lld:ELF
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          androm3da
      </td>
    </tr>
</table>

<pre>
    While building `libclang_rt.asan-hexagon.so`, lld asserts in ` lld::elf::hexagonTLSSymbolUpdate()`.

Reduced to the case below:

```
cat <<EOF > one.yaml
--- !ELF
FileHeader:
  Class: ELFCLASS32
  Data:            ELFDATA2LSB
  Type:            ET_REL
 Machine:         EM_HEXAGON
  SectionHeaderStringTable: .strtab
Sections:
 - Name:            .text
    Type:            SHT_PROGBITS
  - Name: .text._ZN11__sanitizer24InternalMmapVectorNoCtorIjLb0EE7ReallocEj
 Type:            SHT_PROGBITS
  - Name: .text._ZTW21__sancov_lowest_stack
    Type:            SHT_PROGBITS
 Flags:           [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
  - Name: .rela.text
    Type:            SHT_RELA
    Info:            .text
  - Name: .rela.text._ZN11__sanitizer24InternalMmapVectorNoCtorIjLb0EE7ReallocEj
 Type:            SHT_RELA
    Info: .text._ZN11__sanitizer24InternalMmapVectorNoCtorIjLb0EE7ReallocEj
  - Name: .rela.text._ZTW21__sancov_lowest_stack
    Info: .text._ZTW21__sancov_lowest_stack
    Relocations:
      - Offset: 0xC
        Symbol:          __sancov_lowest_stack
        Type: R_HEX_GD_PLT_B22_PCREL
    Type:            SHT_RELA
  - Type: SectionHeaderTable
    Sections:
      - Name:            .strtab
      - Name:            .text
      - Name:            .rela.text
      - Name: .text._ZN11__sanitizer24InternalMmapVectorNoCtorIjLb0EE7ReallocEj
 - Name: .rela.text._ZN11__sanitizer24InternalMmapVectorNoCtorIjLb0EE7ReallocEj
 - Name:            .text._ZTW21__sancov_lowest_stack
      - Name: .rela.text._ZTW21__sancov_lowest_stack
      - Name: .symtab
Symbols:
  - Name:            __sancov_lowest_stack
    Type: STT_TLS
    Binding:         STB_WEAK
EOF

cat <<EOF > two.yaml
--- !ELF
FileHeader:
  Class:           ELFCLASS32
  Data: ELFDATA2LSB
  Type:            ET_REL
  Machine: EM_HEXAGON
Sections:
  - Name:            .text
    Type: SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
  - Name: .rela.text
    Type:            SHT_RELA
    Info: .text
    Relocations:
      - Symbol:          _GLOBAL_OFFSET_TABLE_
 Type:            R_HEX_B32_PCREL_X
        Symbol: __tls_get_addr
Symbols:
  - Name:            __tls_get_addr
    Binding: STB_GLOBAL
EOF

yaml2obj one.yaml > one.o
yaml2obj two.yaml > two.o

./bin/ld.lld -shared -o ./out.so one.o two.o

```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJy0Vl1v4jgU_TXmxUpkHAjlIQ8GkhZtplQks632xXISA-6auIpNP_bXr5ykNDAwQ0cdq1KJfc_xtX3uB9NarEvOAzCcgOGsx3Zmo6qAlUWltl7Bepkq3oL7jZAcZjshC1GuIfCRFFkuWbmmlXGZZqWz4a9srUpXK-AjgKdQygIyrXllNBSlxdgp4BHgES5XzY8WlcZJ8rbNlPz-VDDDAb4CeAx85AJEACJLXuxyXkCjoNlwmDPNYcalerEktYXds_lDJGcGAm8KvGm4iCDwQqhK7r6xrQSIOI4DAe6HcQQQiYTkN5wVvGqIIJxKpjXwCAzjaBqTJPFwPT9jhtnpzgjjaEZSguNkUpukb0_82CSlyzC2q99YvhHlwXr4jd6ED-R6cVvDE54bocrGncRUolynLJM1xNWmMiwDiLRWuvXXgbdse7yra_irqTlPOpXcpPRuubiezNOktvogqZEu_ee236dUs1IY8R-v8GBeGl6VTH7bsqe_eW5UdaumRlXzxzhDYThacialysNHy_d7W6b3uNkzV89UqheuDdWG5f9efpBIsrU-tAHDCUxuIkrieDG1orQf4UM4nd8m6fJ94nq5-H4HwXB27FvFJbvgNpdhTFqLeblSZ5_jFPMfuu0TLn3JdufO8KvnO3biV_ZLLlXOulKvhwMXq5XmxlKh1-l-HsImfRzcxM_4u6-5tHFIr2f0Lk7pBGN6N22j9oInd_YWBwHchG5DcRSz7UFOBe4-zH9m1NHjOZNj3X55jP8JJZ8_7QV6-W1hHgD127ZNs7Wa9i920rVLslWSpjSNk3Z2IkpbPrs8STqh9yH5CyASLqKmlv1Yv8yL-mz9-hhnKtmnyle3fh3UrWNtX1yQfigJ8PP5-2tTdhd1Nv2cSjPX8WJCYrqIoiRMaUomcUjPpOYm1Uy8NsfQh5MZjFIjNV1zQ1lRVBfL8Qh0pDirtMbTrtasqrDKHvct0r5fUt3VdwHu1agauAtwlIkS4EgWrm34HL1hFS-go6BdUzvjatXwdXH7dq1XBF4x9sasx4P-aICvPDwcDXqbYDREo3w8uhqP-1nmD3ixWmW-52crxopxPmQ9EWCEh8jDg76PrtDA9f3-lZfjUdFHq2E2YGCA-JYJ6Ur5vHVVte4JrXc86Ht45Ps9yTIudd32Ytw0pjaoMLZdcBVYkJPt1hoMkBTa6A8aI4ys-2WLGs6sSNs21n6RuuUVqu542e51XrxC4M2AN4MI4FFvV8lgY8xT_Zo4AjhaC7PZZW6utvYe5fP7P-epUo88NwBHteca4Kh1_jnA_wcAAP__3rRlfg">