<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/88151>88151</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            flang-new 19.0: "warning: overflow on power with INTEGER exponent“
        </td>
    </tr>

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

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

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

<pre>
    Hi,

I am using flang-new 19.0. With the following Fortran code
```fortran
program test_overflow
implicit none
print *, 10.0**(-32.0)
print *, 10.0**(-32)
end program test_overflow                                                                                                           
```
I got the following:
```bash
$ uname -a && flang-new --version && flang-new test_overflow.f90 && ./a.out 
Linux 6.5.0-26-generic #26~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Tue Mar 12 10:22:43 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
flang-new version 19.0.0git (git@github.com:llvm/llvm-project.git 37c175af955f0aeab67e8c553a0a47b2ed0fdba2)
Target: x86_64-unknown-linux-gnu
Thread model: posix
./test_overflow.f90:4:10: warning: overflow on power with INTEGER exponent
  print *, 10.0**(-32)
           ^^^^^^^^^^^
 1.E-32
 9.9999995E-33
```

Note that `print *, 10.0**(-32.0)` leads to an "overflow on power with INTEGER exponent". 

What is overflowing? Is this expected or a false positive? 

Thanks. 

</pre>
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