| Julia Lawall | 41167d0 | 2015-10-22 22:11:59 +0200 | [diff] [blame] | 1 | /// Device node iterators put the previous value of the index variable, so an |
| 2 | /// explicit put causes a double put. |
| 3 | /// |
| 4 | // Confidence: High |
| 5 | // Copyright: (C) 2015 Julia Lawall, Inria. GPLv2. |
| 6 | // URL: http://coccinelle.lip6.fr/ |
| 7 | // Options: --no-includes --include-headers |
| 8 | // Keywords: for_each_child_of_node, etc. |
| 9 | |
| 10 | virtual patch |
| 11 | virtual context |
| 12 | virtual org |
| 13 | virtual report |
| 14 | |
| 15 | @r exists@ |
| 16 | expression e1,e2; |
| 17 | local idexpression n; |
| 18 | iterator name for_each_node_by_name, for_each_node_by_type, |
| 19 | for_each_compatible_node, for_each_matching_node, |
| 20 | for_each_matching_node_and_match, for_each_child_of_node, |
| 21 | for_each_available_child_of_node, for_each_node_with_property; |
| 22 | iterator i; |
| 23 | position p1,p2; |
| 24 | statement S; |
| 25 | @@ |
| 26 | |
| 27 | ( |
| 28 | ( |
| 29 | for_each_node_by_name(n,e1) S |
| 30 | | |
| 31 | for_each_node_by_type(n,e1) S |
| 32 | | |
| 33 | for_each_compatible_node(n,e1,e2) S |
| 34 | | |
| 35 | for_each_matching_node(n,e1) S |
| 36 | | |
| 37 | for_each_matching_node_and_match(n,e1,e2) S |
| 38 | | |
| 39 | for_each_child_of_node(e1,n) S |
| 40 | | |
| 41 | for_each_available_child_of_node(e1,n) S |
| 42 | | |
| 43 | for_each_node_with_property(n,e1) S |
| 44 | ) |
| 45 | & |
| 46 | i@p1(...) { |
| 47 | ... when != of_node_get(n) |
| 48 | when any |
| 49 | of_node_put@p2(n); |
| 50 | ... when any |
| 51 | } |
| 52 | ) |
| 53 | |
| 54 | @s exists@ |
| 55 | local idexpression r.n; |
| 56 | statement S; |
| 57 | position r.p1,r.p2; |
| 58 | iterator i; |
| 59 | @@ |
| 60 | |
| 61 | of_node_put@p2(n); |
| 62 | ... when any |
| 63 | i@p1(..., n, ...) |
| 64 | S |
| 65 | |
| 66 | @t depends on s && patch && !context && !org && !report@ |
| 67 | local idexpression n; |
| 68 | position r.p2; |
| 69 | @@ |
| 70 | |
| 71 | - of_node_put@p2(n); |
| 72 | |
| 73 | // ---------------------------------------------------------------------------- |
| 74 | |
| 75 | @t_context depends on s && !patch && (context || org || report)@ |
| 76 | local idexpression n; |
| 77 | position r.p2; |
| 78 | position j0; |
| 79 | @@ |
| 80 | |
| 81 | * of_node_put@j0@p2(n); |
| 82 | |
| 83 | // ---------------------------------------------------------------------------- |
| 84 | |
| 85 | @script:python t_org depends on org@ |
| 86 | j0 << t_context.j0; |
| 87 | @@ |
| 88 | |
| 89 | msg = "ERROR: probable double put." |
| 90 | coccilib.org.print_todo(j0[0], msg) |
| 91 | |
| 92 | // ---------------------------------------------------------------------------- |
| 93 | |
| 94 | @script:python t_report depends on report@ |
| 95 | j0 << t_context.j0; |
| 96 | @@ |
| 97 | |
| 98 | msg = "ERROR: probable double put." |
| 99 | coccilib.report.print_report(j0[0], msg) |
| 100 | |