From: khizmax <khizmax@gmail.com>
Date: Tue, 7 Mar 2017 07:54:20 +0000 (+0300)
Subject: [UBsan] Fixed signed integer overflow
X-Git-Tag: v2.3.0~132
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c9519ba382f90ce5f4e4369cf2b6ac2c57a73ff8;p=libcds.git

[UBsan] Fixed signed integer overflow
---

diff --git a/test/include/cds_test/fc_hevy_value.h b/test/include/cds_test/fc_hevy_value.h
index b17fd2a1..4159bd7f 100644
--- a/test/include/cds_test/fc_hevy_value.h
+++ b/test/include/cds_test/fc_hevy_value.h
@@ -53,8 +53,9 @@ namespace fc_test {
             , nNo(other.nNo)
             , nWriterNo(other.nWriterNo)
         {
+            // This is an imitation of heavy copy ctor
             for(size_t i = 0; i < buffer_size; ++i)
-                pop_buff[i] =  static_cast<int>(std::sqrt( static_cast<int>( pop_buff[i] * rand())));
+                pop_buff[i] = static_cast<int>( std::sqrt( std::abs( static_cast<double>( pop_buff[i] ) * rand())));
         }
 
         void set_array(size_t new_size)