forked from luck/tmp_suning_uos_patched
179 lines
2.2 KiB
Plaintext
179 lines
2.2 KiB
Plaintext
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/// Bool initializations should use true and false. Bool tests don't need
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/// comparisons. Based on contributions from Joe Perches, Rusty Russell
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/// and Bruce W Allan.
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///
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// Confidence: High
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// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2.
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// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2.
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// URL: http://coccinelle.lip6.fr/
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// Options: -include_headers
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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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@depends on patch@
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bool t;
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symbol true;
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symbol false;
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@@
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(
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- t == true
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+ t
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- true == t
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+ t
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- t != true
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+ !t
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- true != t
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+ !t
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- t == false
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+ !t
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- false == t
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+ !t
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- t != false
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+ t
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- false != t
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+ t
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)
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@depends on patch disable is_zero, isnt_zero@
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bool t;
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@@
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(
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- t == 1
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+ t
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- t != 1
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+ !t
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- t == 0
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+ !t
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- t != 0
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+ t
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)
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@depends on patch@
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bool b;
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@@
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(
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b =
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- 0
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+ false
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b =
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- 1
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+ true
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)
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// ---------------------------------------------------------------------
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@r1 depends on !patch@
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bool t;
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position p;
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@@
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(
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* t@p == true
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* true == t@p
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* t@p != true
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* true != t@p
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* t@p == false
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* false == t@p
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* t@p != false
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* false != t@p
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)
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@r2 depends on !patch disable is_zero, isnt_zero@
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bool t;
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position p;
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@@
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(
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* t@p == 1
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* t@p != 1
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* t@p == 0
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* t@p != 0
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)
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@r3 depends on !patch@
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bool b;
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position p1,p2;
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constant c;
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@@
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(
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*b@p1 = 0
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*b@p1 = 1
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*b@p2 = c
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)
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@script:python depends on org@
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p << r1.p;
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@@
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cocci.print_main("WARNING: Comparison to bool",p)
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@script:python depends on org@
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p << r2.p;
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@@
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cocci.print_main("WARNING: Comparison of bool to 0/1",p)
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@script:python depends on org@
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p1 << r3.p1;
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@@
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cocci.print_main("WARNING: Assignment of bool to 0/1",p1)
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@script:python depends on org@
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p2 << r3.p2;
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@@
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cocci.print_main("ERROR: Assignment of bool to non-0/1 constant",p2)
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@script:python depends on report@
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p << r1.p;
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@@
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coccilib.report.print_report(p[0],"WARNING: Comparison to bool")
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@script:python depends on report@
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p << r2.p;
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@@
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coccilib.report.print_report(p[0],"WARNING: Comparison of bool to 0/1")
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@script:python depends on report@
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p1 << r3.p1;
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@@
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coccilib.report.print_report(p1[0],"WARNING: Assignment of bool to 0/1")
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@script:python depends on report@
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p2 << r3.p2;
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@@
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coccilib.report.print_report(p2[0],"ERROR: Assignment of bool to non-0/1 constant")
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