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Linux/scripts/coccinelle/tests/doubletest.cocci

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Diff markup

Differences between /scripts/coccinelle/tests/doubletest.cocci (Version linux-6.12-rc7) and /scripts/coccinelle/tests/doubletest.cocci (Version unix-v6-master)


  1 // SPDX-License-Identifier: GPL-2.0-only          
  2 /// Find &&/|| operations that include the sam    
  3 //# A common source of false positives is when    
  4 //# another expresssion in the same && or || o    
  5 //# side effect.                                  
  6 ///                                               
  7 // Confidence: Moderate                           
  8 // Copyright: (C) 2010 Nicolas Palix, DIKU.       
  9 // Copyright: (C) 2010 Julia Lawall, DIKU.        
 10 // Copyright: (C) 2010 Gilles Muller, INRIA/Li    
 11 // URL: https://coccinelle.gitlabpages.inria.f    
 12 // Comments:                                      
 13 // Options: --no-includes --include-headers       
 14                                                   
 15 virtual context                                   
 16 virtual org                                       
 17 virtual report                                    
 18                                                   
 19 @r expression@                                    
 20 expression E;                                     
 21 position p;                                       
 22 @@                                                
 23                                                   
 24 (                                                 
 25  E@p || ... || E                                  
 26 |                                                 
 27  E@p && ... && E                                  
 28 )                                                 
 29                                                   
 30 @bad@                                             
 31 expression r.E,e1,e2,fn;                          
 32 position r.p;                                     
 33 assignment operator op;                           
 34 @@                                                
 35                                                   
 36 (                                                 
 37 E@p                                               
 38 &                                                 
 39  <+... \(fn(...)\|e1 op e2\|e1++\|e1--\|++e1\|    
 40 )                                                 
 41                                                   
 42 @depends on context && !bad@                      
 43 expression r.E;                                   
 44 position r.p;                                     
 45 @@                                                
 46                                                   
 47 *E@p                                              
 48                                                   
 49 @script:python depends on org && !bad@            
 50 p << r.p;                                         
 51 @@                                                
 52                                                   
 53 cocci.print_main("duplicated argument to && or    
 54                                                   
 55 @script:python depends on report && !bad@         
 56 p << r.p;                                         
 57 @@                                                
 58                                                   
 59 coccilib.report.print_report(p[0],"duplicated     
                                                      

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