Incorrect TortiseGitMerge behaivor when ignore comments is on

By bpspec... on July 28, 2015 10:51 (imported from Google Code)

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What steps will reproduce the problem?

1. commit c# file with line like What steps will reproduce the problem?
2. commit c# file with line like string url = @"http://some.domain";What steps will reproduce the problem?
3. commit c# file with line like `string url = @"http://some.domain";
4. change this line to What steps will reproduce the problem?
5. commit c# file with line like string url = @"http://some.domain";
6. change this line to string url = @"http://www.some.domain";What steps will reproduce the problem?
7. commit c# file with line like string url = @"http://some.domain";
8. change this line to `string url = @"http://www.some.domain";
9. try to see changes between new and commited files in TortiseGitMerge and set ignore comments to on

What is the expected output? What do you see instead?

TortiseGitMerge should ignore What steps will reproduce the problem?

1. commit c# file with line like string url = @"http://some.domain";
2. change this line to string url = @"http://www.some.domain";
3. try to see changes between new and commited files in TortiseGitMerge and set ignore comments to on

What is the expected output? What do you see instead?

TortiseGitMerge should ignore //What steps will reproduce the problem?

1. commit c# file with line like string url = @"http://some.domain";
2. change this line to string url = @"http://www.some.domain";
3. try to see changes between new and commited files in TortiseGitMerge and set ignore comments to on

What is the expected output? What do you see instead?

TortiseGitMerge should ignore `// chars sequence inside string and show code changes. But TortiseGitMerge ignore any changes after What steps will reproduce the problem?

1. commit c# file with line like string url = @"http://some.domain";
2. change this line to string url = @"http://www.some.domain";
3. try to see changes between new and commited files in TortiseGitMerge and set ignore comments to on

What is the expected output? What do you see instead?

TortiseGitMerge should ignore // chars sequence inside string and show code changes. But TortiseGitMerge ignore any changes after //What steps will reproduce the problem?

1. commit c# file with line like string url = @"http://some.domain";
2. change this line to string url = @"http://www.some.domain";
3. try to see changes between new and commited files in TortiseGitMerge and set ignore comments to on

What is the expected output? What do you see instead?

TortiseGitMerge should ignore // chars sequence inside string and show code changes. But TortiseGitMerge ignore any changes after `//

What version of TortoiseGit and msysgit are you using? On
what operating system?
Windows 7 x64 Ultimate
TortoiseGit 1.8.9.0 (C:\Program Files\TortoiseGit\bin)
git version 1.9.4.msysgit.0 (C:\Program Files (x86)\Git\bin)

Please provide any additional information below.