<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/140024>140024</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            LLVM 20.1.5 test failure
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

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

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

<pre>
    When bumping LLVM for Nix from 20.1.4 to 20.1.5, we get a test failure.
```
llvm> An error occurred retrieving the git revision: [Errno 2] No such file or directory: 'git'
llvm> -- Testing: 60603 tests, 128 workers --
llvm> FAIL: LLVM :: CodeGen/Hexagon/isel/pfalse-v4i1.ll (12898 of 60603)
llvm> ******************** TEST 'LLVM :: CodeGen/Hexagon/isel/pfalse-v4i1.ll' FAILED ********************
llvm> Exit Code: 1
llvm>
llvm> Command Output (stderr):
llvm> --
llvm> RUN: at line 1: /build/llvm-src-20.1.5/llvm/build/bin/llc -march=hexagon -debug-only=isel 2>&1 < /build/llvm-src-20.1.5/llvm/test/CodeGen/Hexagon/isel/pfalse-v4i1.ll - | /build/llvm-src-20.1.5/llvm/build/bin/FileCheck /build/llvm-src-20.1.5/llvm/test/CodeGen/Hexagon/isel/pfalse-v4i1.ll
llvm> + /build/llvm-src-20.1.5/llvm/build/bin/llc -march=hexagon -debug-only=isel -
llvm> + /build/llvm-src-20.1.5/llvm/build/bin/FileCheck /build/llvm-src-20.1.5/llvm/test/CodeGen/Hexagon/isel/pfalse-v4i1.ll
llvm> /build/llvm-src-20.1.5/llvm/test/CodeGen/Hexagon/isel/pfalse-v4i1.ll:3:10: error: CHECK: expected string not found in input
llvm> ; CHECK: [[R0:%[0-9]+]]:intregs = A2_tfrsi 0
llvm>          ^
llvm> <stdin>:1:1: note: scanning from here
llvm> llc: Unknown command line argument '-debug-only=isel'. Try: '/build/llvm-src-20.1.5/llvm/build/bin/llc --help'
llvm> ^
llvm> <stdin>:1:22: note: possible intended match here
llvm> llc: Unknown command line argument '-debug-only=isel'. Try: '/build/llvm-src-20.1.5/llvm/build/bin/llc --help'
llvm> ^
llvm>
llvm> Input file: <stdin>
llvm> Check file: /build/llvm-src-20.1.5/llvm/test/CodeGen/Hexagon/isel/pfalse-v4i1.ll
llvm>
llvm> -dump-input=help explains the following input dump.
llvm>
llvm> Input was:
llvm> <<<<<<
llvm>            1: llc: Unknown command line argument '-debug-only=isel'. Try: '/build/llvm-src-20.1.5/llvm/build/bin/llc --help'
llvm> check:3'0 X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
llvm> check:3'1                          ? possible intended match
llvm>            2: llc: Did you mean '--debug-pass=isel'?
llvm> check:3'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
llvm> >>>>>>
llvm>
llvm> --
llvm>
llvm> ********************
llvm> ********************
llvm> Failed Tests (1):
llvm>   LLVM :: CodeGen/Hexagon/isel/pfalse-v4i1.ll
llvm>
llvm>
llvm> Testing Time: 115.02s
llvm>
llvm> Total Discovered Tests: 65162
llvm>   Skipped :    20 (0.03%)
llvm>   Unsupported      :  2238 (3.43%)
llvm>   Passed : 62710 (96.24%)
llvm>   Expectedly Failed:   193 (0.30%)
llvm> Failed           :     1 (0.00%)
```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJzUV11v27gS_TX0y0CCRFqW_eAHxbba4vb2XrTpvfu20MdI4oYiBZLKx8v-9gVpNZZbZzdIm2JXYACFHg7PDM8cjgpjeCsRtyS5Isl-UYy2U3r7URmzU_0wWtRvxodFqeqH7f87lFCO_cBlC-_f_-_f0CgNH_g9NFr1QKMwDpdg1fEtIXQHdwgtWijAorHQFFyMGkMSZWQVTSPKhLjtCTtAJgG1VhpUVY1aYw0areZ46_azHULLLWi85YYrSVgGJLk6aC0VUJLs4YMCM1YdNFwgKA0111hZpR-8KU1bbglNZ_sFAVyjsVy2zmIVrSLmcRqHPKZruFP6BrWBIJityrN37529TwBhmXvfqRrfoCQ0f4v3RavcGzcoCM2HphAGg9slj0MhgNB1TNebNajmuCOhm5lzQrMXD7g-fLp2gb4IGaGpD-2w_y4Qs1gO99z6_R2O-PTDzGSn-r6QNfxntMNoXXKMrVFrlxSWnR3V7J-Pnz84l4UFwSVCfDzfvBy5qAnNnVlgdBV8oaGfmRmUXPrJCoK-0FVH2L47JgeCGsuxDZQUD4TtXaKAOsh0FQNhu2dt4yhEaP58TgRA0ue5Po8g5wJ3HVY3rwLrjJVXr5jg4Lt3-omJeAX3LGOEZXHkaOz1z9ft28PuX37mfsDKYg3GaqeDUllo1Chr4BK4HEY7x8euTiu9ol99dH4JTUhyFQUbkuwJdULvBsu4tBpbA4TtIaO_2kYbDnNJfnxIcjjbZ2dszaUrDZbF05_D5ovdVIWUDqy_FzrUOFsrROVsPssbqe4kVJME-FIudDv2KJ0SpN8yhdA0hOtHPX8hI4MOxXB-EfxVcJTOoxuUMbwUCFxalDXW0Be26v5pcc7m3zka-XvTbzmLfybVvr4ebV61zubCX4_9EBx57lREDK4iRMGl8S1Bo4RQd45r3gacefgnQd4V5vxmIWz39bhAfzjeMn_DM63cuXgNoWkEv_z-U5-TXkk1VYHXpifwxfDkQ1j-VGFdPg86O489r-FBjdBjIX36p_wPhTGn_BOWP5m3Z8Z7xpvD1-Mif4OL0z-oxfpBbvKCC6x9M2x8h_pN_wUva3cvxT7zOnXfcM37Y5MYJ2FEzWVbZQsBe24qdYv6C1rfuCfxip5h_XTDhwFrB9dTJXJBRaFrtpPzfhvgszTjMCjtrtiJiRkApWztFrFweWnRfwtjJv8rmsbe_2YV0uUF28N0gYuHKc9HVPGGHVGx6JtF03nMqyM7itAUyGnJ43fUot6yesM2xQK3cbpM6WYdrTeLbkvLsqqw2ZQsKuoqjllUlav1qqk3cVOwdLngWxrRJEriJFqz5XITNjRlWKYJW6VxWjFKlhH2BRehwxcq3S64MSNu42UU0eVCFCUK4z8gKZV4B_5XQt1H2UJvvb6VY2vIMhLcWHNyY7kVuPXMOorf2WfiYtRi21k7eMWmOaF5y203lmGl-pNMev-DVr9hZT0PzYiG0HxCd7ulfwQAAP__EiZ4DA">