third_party/re2/README.chromium - Issue 1530113002: Revert of Update re2

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Issue 1530113002: Revert of Update re2 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years ago

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1 Name: re2 - an efficient, principled regular expression library	1 Name: re2 - an efficient, principled regular expression library

2 Short Name: re2	2 Short Name: re2

3 URL: https://github.com/google/re2	3 URL: https://github.com/google/re2

4 Version: dba3349aba83b5588e85e5ecf2b56c97f2d259b7	4 Version: 7f91923f3ad4

5 Date: 2015-12-10	5 Date: 2012-06-20

	6 Revision: 100:7f91923f3ad4

6 License: BSD 3-Clause	7 License: BSD 3-Clause

7 License File: LICENSE	8 License File: LICENSE

8 Security Critical: yes	9 Security Critical: yes

9	10

10 Description:	11 Description:

11 RE2 is a fast, safe, thread-friendly alternative to backtracking regular	12 RE2 is a fast, safe, thread-friendly alternative to backtracking regular

12 expression engines like those used in PCRE, Perl, and Python.	13 expression engines like those used in PCRE, Perl, and Python.

13	14

14 To update RE2, execute the following commands from your Chromium checkout:	15 Local Modifications (to be applied in this order):

15 $ git clone https://github.com/google/re2 third_party/re2_new	16 - Remove valgrind specific code that exists in chromium already

16 $ cp third_party/re2/OWNERS third_party/re2/BUILD.gn third_party/re2/re2.gyp \	17 (patches/remove-valgrind-code.patch)

17 third_party/re2/README.chromium third_party/re2/DEPS third_party/re2_new	18 - Support for Windows (patches/re2-msvc9-chrome.patch)

18 $ rm -rf third_party/re2_new/.git	19 - Support Android (patches/re2-android.patch)

19 $ rm -rf third_party/re2	20 - Remove static initializers (patches/remove-static-initializers.patch)

20 $ mv third_party/re2_new third_party/re2	21 - Support libcxx (patches/re2-libcxx.patch)

21 Then update third_party/re2/BUILD.gn and third_party/re2/re2.gyp.	22 https://code.google.com/p/re2/issues/detail?id=76

	23 - Memory optimization for filtered trees

	24 (patches/re2-memory-optimization.patch)

	25 - Prevent unwanted reports from MemorySanitizer. Note: there's an upstream fix

	26 for this (https://code.google.com/p/re2/issues/detail?id=77) which is rendered

	27 ineffective by patches/remove-valgrind-code.patch

	28 (patches/re2-msan.patch)

	29 - Remove comparisons of this with NULL, merges upstream b92ce81f1e25

	30 - Let COMPILE_ASSERT use static_assert if available, merges upstream

	31 2225f94df8ec

	32 - Merge upstream cc56ba02d9d2bdafa614ad5ebf564dde287625bb.

	33 - Suppress more unwanted reports from MemorySanitizer.

	34 (patches/sparse-array-valgrind.patch)

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