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