<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=http://email.email.llvm.org/c/eJy1U0tv2zAM_jXyhYghy6_54EParMDOA9azLDGOBlkyJDlJ__1oL0V2SAcMQwFC4kvkR3724PVb_11Os0VQXiMw8SXxXDHRsXLP-IHxPWv4TTbz7I1mYg9HSv2td7e89umm8K4AVr5sKRQmfQ_37JuXlff0gGkJDvjd1x4eNv_mzl7JZLz7CB4TFSgr3QjrHLCLSbPyoIoCdjNq6ZIh56u0lk68piBhpx4W-nqdUSXUoI0cnY_0MH7U9CKDM25c53ymTkcfBqMjbdRps4KVFvA6B4yRjAgXk07gnX2jA2FdC0SzLr9-2r2-o2T14xXsVVqo3j-i6rrPRfUDQ_wLK0WZ85w_DGW6L3VXdjKTSzr50M-TD0WZLcH2p5TmbTzxQjISwGXIlZ_IsPb8fu3m4H8SV2SaGBeMpNRlI7rs1NdDoTmqWg5HoXhVtqquhaxrqRteYIOZlQPa2NOQTAiHF9hKkE6TZv-PwPSCCxLeFnXVFFUusBFSibrlTXUcZMsqjpM0Nl_r5D6MWei3ksMyRgpaE1O8ByWRNTrEDTAhTCZZ7J-J1Gk2FsNK9h-fBkzyDZxPcPLOh-1vAD-v5Gcb0H5D-Qtnzi6y>53629</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            C compiler: diagnostics may not honor -std option
        </td>
    </tr>

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

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

    <tr>
      <th>Reporter</th>
      <td>
          pmor13
      </td>
    </tr>
</table>

<pre>
    Sample code (t0.c):
```
void* f(void)
{
        1 ? f() : (void)f();
        return 0;
}
```
Invocation:
```
$ clang t0.c -std=c11 -pedantic -Wall -Wextra -c
```
Expected diagnostics:
```
warning: C11 forbids conditional expressions with only one void side [-Wpedantic]
```
Actual diagnostics:
```
warning: C99 forbids conditional expressions with only one void side [-Wpedantic]
```
Version:
```
13.0.0
```

</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJy1UUuP2yAQ_jX4MrKF8SscfMhuulLPlbpnDMRmRcACnMe_79jNKj1kK_VQaYTn5W---Wbw6tb_EKfZapBeaSBsl2ghCeOk2hN6IHRPWnq3LTx7owjbwxFbf_v83te93B3KSyDV29aCZfT38Oi-Z0n1aA86LcEBfeS6w9Ph393ZS5GMd1_RI6wGaYUbYd0D8pgUqQ6yLCGftRIuGUy-C2vx1dcUBOTyKdC366xl0gqUEaPzEX-MXw29iOCMG9c9X3HS0YfBqIiKOmVWssKCvs5Bx4hBhItJE3hnb_hoWGWBaFbxm5f8_ZMlaZ5LsJdpQbx_ZMX5_2X1U4f4l6uUVUEL-rSUqb5SvOIiSyZZ3b8iwdNsrA4r8T_WhJO4gfMJJu982C4Lfl4XyZZg-ymleZOCvaGNuMwyFAiFgbXnz08-B_-Bd8XQxLjoiE5TtYxnUy-qsqllKQRVkjZ82Cm-k6LtuGolHxqeWTFoG3sUhDDm9AU2CPRRlcz0jDI02iFKW9YF0y0TkjUdbevjIDpSU30SxhYrj8KHMQv9RmlYxohFa2KKj6LAs4xO620c4oslTT7088mHssq2yf3G_Bd2Jxkn">