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Dale Weiler 2012-12-28 20:17:13 +00:00
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@ -238,39 +238,43 @@
</tr>
<tr>
<td>-fcorrect-ternary</td>
<td></td>
<td>Enabling this corrects the ternary percedecce bugs present in fteqcc</td>
</tr>
<tr>
<td>-fsingle-vector-defs</td>
<td>Prevents the creation of progdefs for vectors</td>
</tr>
<tr>
<td>-fcorrect-logic</td>
<td></td>
<td>Use cast vector to real booleans when used in logic expressions</td>
</tr>
<tr>
<td>-ftrue-empty-strings</td>
<td></td>
<td>Always treat empty strings as true</td>
</tr>
<tr>
<td>-ffalse-empty-strings</td>
<td></td>
<td>Opposite of above, empty strings always false</td>
</tr>
<tr>
<td>-futf8</td>
<td></td>
<td>Recognize utf-8 characters in character constants, and encode codepoint escape sequences in strings as utf-8</td>
</tr>
<tr>
<td>-fbail-on-werror</td>
<td></td>
<td>When a warning is printed and it is set to be treated as error via -Werror, compilation will be stopped.</td>
</tr>
<tr>
<td>-floop-labels</td>
<td></td>
<td>Allow loops and switches to be labeled and break and continue to take optional label to target it.</td>
</tr>
<tr>
<td>-funtyped-nil</td>
<td></td>
<td>Enable the 'nil' null constant, which has no type. It can be used as the right hand of any assignment.</td>
</tr>
<tr>
<td>-fpermissive</td>
<td></td>
<td>Be "permissive", e.g with -funtyped-nil, this will allow local variables with the name 'nil'</td>
</tr>
</table>
<h3>Warning options</h3>
@ -369,42 +373,42 @@
</tr>
<tr>
<td>-Wunreachable-code</td>
<td></td>
<td>Enables warnings about unreachable code</td>
</tr>
<tr>
<td>-Wcpp</td>
<td></td>
<td>Enables warnings about the preprocessor</td>
</tr>
<tr>
<td>Wunknown-attribute</td>
<td></td>
<td>Enables warnings for when an unknown attribute is encountered.</td>
</tr>
<tr>
<td>-Wreserved-names</td>
<td></td>
<td>Enables warnings for variables or fields that are named with a reserved name</td>
</tr>
<tr>
<td>-Wuninitialized-constant</td>
<td></td>
<td>Enables warnings about const global variables with no initializing value</td>
</tr>
<tr>
<td>-Wuninitialized-global</td>
<td></td>
<td>Enables warnings about non-const gloal variable with no initializing value</td>
</tr>
</table>
<table border="0">
<tr><td>Options</td><td>What it does</td></tr>
<tr>
<td>-Opeephole</td>
<td></td>
<td>Enables peephole optimizations</td>
</tr>
<tr>
<td>-Olocal-temps</td>
<td></td>
<td>Enables local-temp omission optimizations</td>
</tr>
<tr>
<td>-Oglobal-temps</td>
<td></td>
<td>Enables global-temp omission optimizations</td>
</tr>
<tr>
<td>-Otail-recursion</td>
@ -412,27 +416,35 @@
</tr>
<tr>
<td>-Otail-calls</td>
<td></td>
<td>Enables tail-call optimizations</td>
</tr>
<tr>
<td>-Ooverlap-locals</td>
<td></td>
<td>
Every function where it's safe to do so will share its local
section with others. The critera being that the function must
have any possibly uninitialized locals, or local arrays regardless
of how they are initialized.
</td>
</tr>
<tr>
<td>-Ostrip-constant-names</td>
<td></td>
<td>Strip the names of constants</td>
</tr>
<tr>
<td>-Ooverlap-strings</td>
<td></td>
<td>Agressivly reuse strings in the string-section.</td>
</tr>
<tr>
<td>-Ocall-stores</td>
<td></td>
<td>
Have expressions which are used as function parameters evaluate directly
into the parameter-globals is possible. This avoids copying.
</td>
</tr>
<tr>
<td>-Ovoid-return</td>
<td></td>
<td>Do not create a return instruction at the end of return-type void functions</td>
</tr>
</table>
<p>
@ -649,6 +661,9 @@ $ cd gmqcc
This simply performs compilation only</li>
<li>-execute&nbsp;
This will perform compilation and execution</li>
<li>-fail&nbsp;
This will perform compilation on the requirement it fails, otherwise
the test fails</li>
</ul>
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