Thread (205 messages) flat view 205 messages, 28 authors, 2016-08-12

Re: VCS comparison table

From: Jakub Narebski <hidden>
Date: 2016-06-15 22:42:44

Johannes Schindelin wrote:
On Fri, 20 Oct 2006, Jakub Narebski wrote:
quoted
Johannes Schindelin wrote:
quoted
On Fri, 20 Oct 2006, Lachlan Patrick wrote:
quoted
How does git disambiguate SHA1 hash collisions?
It does not. You can fully expect the universe to go down before that 
happens.
 
Or you can compile git with COLLISION_CHECK

From Makefile:
# Define COLLISION_CHECK below if you believe that SHA1's
# 1461501637330902918203684832716283019655932542976 hashes do not give you
# sufficient guarantee that no collisions between objects will ever happen.
You can document your disbelief.

But it does not change a thing. Since v0.99~653, we do not have any 
collision check, even if compiled with COLLISION_CHECK.
So why it is left in Makefile? Does defining this change a thing
or not (in which case this section should be removed)?

-- 
Jakub Narebski
Poland
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