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[Go] Make -intgosize optional

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We no longer support Go < 1.2 so we can default intgo to ptrdiff_t
and uintgo to size_t.

Fixes #683
Fixes #2233
This commit is contained in:
Olly Betts 2022-03-16 09:41:11 +13:00
commit 2da3815f99
5 changed files with 9 additions and 27 deletions
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6
Doc/Manual/Go.html
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@ -178,10 +178,10 @@ swig -go -help
<td>-intgosize &lt;s&gt;</td>
<td>Set the size for the Go type <tt>int</tt>. This controls the size
that the C/C++ code expects to see. The &lt;s&gt; argument should
be 32 or 64. This option is currently required during the
be 32 or 64. This option was required during the
transition from Go 1.0 to Go 1.1, as the size of <tt>int</tt> on
64-bit x86 systems changes between those releases (from 32 bits to
64 bits). In the future the option may become optional, and SWIG
64-bit x86 systems changed between those releases (from 32 bits to
64 bits). It was made optional in SWIG 4.1.0 and if not specified SWIG
will assume that the size of <tt>int</tt> is the size of a C
pointer.</td>
</tr>