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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - -i8 flag ignored by f18"
href="https://bugs.llvm.org/show_bug.cgi?id=46307">46307</a>
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<th>Summary</th>
<td>-i8 flag ignored by f18
</td>
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<th>Product</th>
<td>flang
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>release blocker
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Frontend
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>naromero@anl.gov
</td>
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<th>CC</th>
<td>David.Truby@arm.com, jperier@nvidia.com, kirankumartp@gmail.com, llvm-bugs@lists.llvm.org, sscalpone@nvidia.com
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<pre>Looks like the f18 tooling driver ignores `-i8` which is needed by many codes.
I am hoping this is easy to fix.
See reduced test case in attachment.
[naromero@naromero-desktop bugs]$ f18 -i8 testint8.f90
[naromero@naromero-desktop bugs]$ ./a.out
size of i 4
[naromero@naromero-desktop bugs]$ pgf90 -i8 testint8.f90
[naromero@naromero-desktop bugs]$ ./a.out
size of i 8
FORTRAN STOP
[naromero@naromero-desktop bugs]$ f18 -fdefault-integer-8 testint8.f90
[naromero@naromero-desktop bugs]$ ./a.out
size of i 4</pre>
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