forked from Minki/linux
75238b9e6a
Add a script to check for unneeded conversions to bool. Signed-off-by: Andrew F. Davis <afd@ti.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Michal Marek <mmarek@suse.com>
91 lines
1.4 KiB
Plaintext
91 lines
1.4 KiB
Plaintext
/// Remove unneeded conversion to bool
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///
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//# Relational and logical operators evaluate to bool,
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//# explicit conversion is overly verbose and unneeded.
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//
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// Copyright: (C) 2016 Andrew F. Davis <afd@ti.com> GPLv2.
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virtual patch
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virtual context
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virtual org
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virtual report
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//----------------------------------------------------------
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// For patch mode
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//----------------------------------------------------------
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@depends on patch@
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expression A, B;
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symbol true, false;
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@@
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(
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A == B
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A != B
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A > B
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A < B
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A >= B
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A <= B
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A && B
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A || B
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)
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- ? true : false
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//----------------------------------------------------------
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// For context mode
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//----------------------------------------------------------
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@r depends on !patch@
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expression A, B;
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symbol true, false;
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position p;
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@@
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(
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A == B
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A != B
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A > B
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A < B
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A >= B
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A <= B
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A && B
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A || B
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)
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* ? true : false@p
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//----------------------------------------------------------
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// For org mode
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//----------------------------------------------------------
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@script:python depends on r&&org@
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p << r.p;
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@@
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msg = "WARNING: conversion to bool not needed here"
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coccilib.org.print_todo(p[0], msg)
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//----------------------------------------------------------
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// For report mode
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//----------------------------------------------------------
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@script:python depends on r&&report@
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p << r.p;
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@@
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msg = "WARNING: conversion to bool not needed here"
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coccilib.report.print_report(p[0], msg)
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