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Merge pull request #2009 from bbbradsmith/ca65_feature_disable

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ca65: allow .feature to both enable and disable
This commit is contained in:
Bob Andrews
2023-03-04 13:08:18 +01:00
committed by GitHub
parent 34189b85ab c2bc40f213
commit c0559dd931
9 changed files with 235 additions and 57 deletions
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doc/ca65.sgml
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@@ -2758,15 +2758,19 @@ See: <tt><ref id=".ASCIIZ" name=".ASCIIZ"></tt>,<tt><ref id=".CHARMAP" name=".CH
This directive may be used to enable one or more compatibility features
of the assembler. While the use of <tt/.FEATURE/ should be avoided when
possible, it may be useful when porting sources written for other
assemblers. There is no way to switch a feature off, once you have
enabled it, so using
assemblers. After the feature name an optional '+' or '-' may specify whether
to enable or disable the feature (enable if omitted). Multiple features may be
enabled, separated by commas. Examples:
<tscreen><verb>
.FEATURE xxx
; enable c_comments
.feature c_comments
.feature c_comments +
; enable force_range, disable underline_in_numbers, enable labels_without_colons
.feature force_range, underline_in_numbers -, labels_without_colons +
.feature force_range +, underline_in_numbers off, labels_without_colons on
</verb></tscreen>
will enable the feature until end of assembly is reached.
The following features are available:
<descrip>