[PHP-CVS] com php-src: fix (signed) integer overflow (part of bug #52550: Zend/zend_hash.h

[Nuno Lopes]

Commit:    d80ff391899f7aead3b9b9c6c084adba8a8203ba
Author:    Nuno Lopes <nlop...@php.net>         Mon, 2 Jul 2012 01:31:40 -0400
Parents:   250393f92523fffe643df06a1de2101fd50a327e
Branches:  PHP-5.3

Link:       
http://git.php.net/?p=php-src.git;a=commitdiff;h=d80ff391899f7aead3b9b9c6c084adba8a8203ba

Log:
fix (signed) integer overflow (part of bug #52550

Bugs:
https://bugs.php.net/52550

Changed paths:
  M  Zend/zend_hash.h


Diff:
diff --git a/Zend/zend_hash.h b/Zend/zend_hash.h
index ad0f9f7..a763fc7 100644
--- a/Zend/zend_hash.h
+++ b/Zend/zend_hash.h
@@ -331,7 +331,7 @@ END_EXTERN_C()
                                if (idx-1 > LONG_MAX) { /* overflow */          
                                \
                                        break;                                  
                                                                \
                                }                                               
                                                                        \
-                               idx = (ulong)(-(long)idx);                      
                                                \
+                               idx = -idx;                                     
                                                \
                        } else if (idx > LONG_MAX) { /* overflow */             
                                \
                                break;                                          
                                                                \
                        }                                                       
                                                                        \


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