<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=http://email.email.llvm.org/c/eJy1Vslu2zAQ_RrpQkSgKC_yQYekboEA6a3LMaDIkcWWIgWSspN-fYeSnTq7k7aAIHG4DOY9vplRbeVtdUmsUxtluNa3BIywgwngQBJOGus6HoIyG6K8H4AoQ0KrPGmUBjL4uMCJAwEmkI7jaj0oLYltiNDcbM4mBwldJ_S8DaH3SXGesE_4bFRohzoTtkND6-3hc9Y7-wNEQLPWtsaPgGJRQs75PG8KuWoonzeLpqE1FIIyvhJNDkwyiA5ULW5ucBDARw8-SHwPQWkVFHgc7wM6DLJmMCIoa-Ladj_Xc-8z0fdT2NP764g1tECurr59PibGh1vk4pIIbpAJjF4OAsadE2U7BDqajdXa7uIRuOFdr2Hvf0H3z2jyIVgSwydJsSbJ_CKZr5PiA9KJQWUZOXcbJPFjwkqBUYfRJglbxDUe19iKJMuLyRk5HqLByq1VMm7x6hfYBg_h3P5YUrxna7Jc73Hg4DD9ANOuVaK9pwgSBmc8yinYl1m43jONckQ-juJ7CzGHqJELfO6QvQTsxF3H4KfBMxR8b8GMKtC8qyUn0oI3CVsG0vItYBJtuVNcKoGoURs8jBJyKOqlJ8ZOWnqFKmPN9Z2bx-p5lqHTZTNx8apkXth2ily-7CyxET3ZWffTo6yxJMn4fY2BsSJdq-btufMEB9ENK_MHs49xnpJE78mhZ7Bd92OVEeC9df8AaMIKRErvDDBSNSfp4H8Bf6AGTBq46bElYA2wQ-iHQHxrB2wz9VRnPe8wg2IF96pTmjsSOcOFQ18jyNdWSTy_r7zZ5DqVFTaUYsVTpLm1ruqskxy7Xzo4Xb25X405GsOYFzM6T9tKFGWRi7qe0RwklwJKUeb5suBNXs85lKnmNWhfxQtk7F7HZAyvNP37IFTFKGM0Z_N8mVO6zGC1WrKVXFHKqWS0TGYUsHPrLPrJrNukrhpd1gPe1oxq5YP_s4gCUxsDUE2iS4MKGqoLLo9booNYwGS8hqcKGzfx3wJB9DGvsYHiZId_EOkYezUG_ht6iY-G>53405</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Bad formatting related to a variadic template and a compound statement
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            clang-format
      </td>
    </tr>

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

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

<pre>
    I originally encountered a formatting issue in this file using a recent main build of clang-format
https://github.com/llvm/llvm-project/blob/ce368e1aa51f3d9f0a5f6ff0be3c02a9cf1e2d2e/libcxx/test/std/utilities/format/format.functions/vformat.pass.cpp

Using the LLVM formatting style I can reproduce the issue with the following example
```
auto test = []<class... Args>(const Args &... args) {
  {
    (void) sizeof...(args);
    (void) sizeof...(args);
  }
};
```
which clang-format turns into
```
auto test_formatted =
    []<class... Args>(const Args &...args){{(void)sizeof...(args);
(void)sizeof...(args);
}
}
;
```
When the lambda doesn't have a variadic template there's no issue
```
auto test_non_variadic = []<class Args>(const Args &args) {
  {
    (void)sizeof(args);
    (void)sizeof(args);
  }
};
```
Two other works arounds are
```
auto test_using_if = []<class... Args>(const Args &...args) {
  if (1) {
    (void)sizeof...(args);
    (void)sizeof...(args);
  }
};

auto test_using_if_preprocessor = []<class... Args>(const Args &...args) {
#if 0
#endif
  {
    (void)sizeof...(args);
    (void)sizeof...(args);
  }
};
```
The expected output should be the same as/similar to the original provided example.

</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJy1Vk1v2zAM_TX2Raghy0kcH3xo1w0osN32cSxkiY61yZIhyUm7Xz_KTrr0Oy02wLBFUSL4Xh7JNFbe1lfEOrVRhmt9S8AIO5oADiThpLWu5yEosyHK-xGIMiR0ypNWaSCjjw5OHAgwgfQcvc2otCS2JUJzszmbAyT0MqHnXQiDT4rzhH3CZ6NCNzaZsD0aWm8Pn7PB2Z8gApqNtg1-BBSrNeScL_O2kFVL-bJdtS1toBCU8Uq0OTDJIAZQjbi5wUUAHyP4IPE9BqVVUOBxvU_osMja0YigrIm-7X5v4N5nYhjmtOf3twlr6IB8_vz9yzExPtwiF1dEcINMYPZyFDCdnCnbIdDJbK3WdhevwA3vBw37-Cu6fyaTj8GSmD5JikuSLC-S5WVSfEA6MaksI-dugyR-TNhaYNZhsknCVtHHo49VJCkv5mDkeIkGW2-tkvGIV7_BtngJ9_bXkuI9R5Pyco8DF4ftB5h2nRLdPUWQMDrjUU7BvszC9Z5plCPycZTfW4g5ZI1c4HOH7CVgJ546Bj8vnqHgRwdmUoHmfSM5kRa8SVgZSMe3gEW05U5xqQSiRm3wMEnIoahLT4ydtfQKVcaa67swj9XzLEOny2bm4lXJvHDsFLl83VliI3qys-6XR1ljS5Lx-xoDU0e6Vu3ba-cJDmIYts4f7D7GeUoRvaeGnsF2PUxdRoD31v0DoAkrECm9M8BI1Z6kg_8F_IEasGjgZsCRgD3AjmEYA_GdHXHMNHOf9bzHCood3Kteae5I5Awdh7lGkK-tknh_33mzOXQqaxwoRcXToIKG-oLL487uINahjNGeqk9u4ojEATZEeeIcwM0eB2E6Ol2_edhNBR4xLIsFXaZdLcu24ixfCLYuV3mzyFleiqIo8lW1lkVZpZo3oH0df33G7o1bxlAPqaoZZYzmbJmXOaVlBlVVskpWlHIqGV0nCwo4tHUWU8ms26SunrJqRvyhFlQrH_xfJ2pLbQxAPestRWl21tW9dZLjP4Z0QlBP6f8B50N4fw">