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Issue 2545363002: Use HTTPS links for Google domains in docs (Closed)
Patch Set: Modify two more files in subdirectories Created 4 years ago
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1 # Clang 1 # Clang
2 2
3 [Clang](http://clang.llvm.org/) is a compiler with many desirable features 3 [Clang](http://clang.llvm.org/) is a compiler with many desirable features
4 (outlined on their website). 4 (outlined on their website).
5 5
6 Chrome can be built with Clang. It is now the default compiler on Mac and Linux 6 Chrome can be built with Clang. It is now the default compiler on Mac and Linux
7 for building Chrome, and it is currently useful for its warning and error 7 for building Chrome, and it is currently useful for its warning and error
8 messages on Android and Windows. 8 messages on Android and Windows.
9 9
10 See 10 See
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29 Build: `ninja -C out/gn chrome` 29 Build: `ninja -C out/gn chrome`
30 30
31 ## Reverting to gcc on linux 31 ## Reverting to gcc on linux
32 32
33 We don't have bots that test this, but building with gcc4.8+ should still work 33 We don't have bots that test this, but building with gcc4.8+ should still work
34 on Linux. If your system gcc is new enough, run `gn args` and add `is_clang = 34 on Linux. If your system gcc is new enough, run `gn args` and add `is_clang =
35 false`. 35 false`.
36 36
37 ## Mailing List 37 ## Mailing List
38 38
39 http://groups.google.com/a/chromium.org/group/clang/topics 39 https://groups.google.com/a/chromium.org/group/clang/topics
40 40
41 ## Using plugins 41 ## Using plugins
42 42
43 The 43 The
44 [chromium style plugin](http://dev.chromium.org/developers/coding-style/chromium -style-checker-errors) 44 [chromium style plugin](https://dev.chromium.org/developers/coding-style/chromiu m-style-checker-errors)
45 is used by default when clang is used. 45 is used by default when clang is used.
46 46
47 If you're working on the plugin, you can build it locally like so: 47 If you're working on the plugin, you can build it locally like so:
48 48
49 1. Run `./tools/clang/scripts/update.py --force-local-build --without-android` 49 1. Run `./tools/clang/scripts/update.py --force-local-build --without-android`
50 to build the plugin. 50 to build the plugin.
51 1. Run `ninja -C third_party/llvm-build/Release+Asserts/` to build incrementall y. 51 1. Run `ninja -C third_party/llvm-build/Release+Asserts/` to build incrementall y.
52 1. Build with clang like described above, but, if you use goma, disable it. 52 1. Build with clang like described above, but, if you use goma, disable it.
53 53
54 To test the FindBadConstructs plugin, run: 54 To test the FindBadConstructs plugin, run:
55 55
56 (cd tools/clang/plugins/tests && \ 56 (cd tools/clang/plugins/tests && \
57 ./test.py ../../../../third_party/llvm-build/Release+Asserts/bin/clang \ 57 ./test.py ../../../../third_party/llvm-build/Release+Asserts/bin/clang \
58 ../../../../third_party/llvm-build/Release+Asserts/lib/libFindBad Constructs.so) 58 ../../../../third_party/llvm-build/Release+Asserts/lib/libFindBad Constructs.so)
59 59
60 ## Using the clang static analyzer 60 ## Using the clang static analyzer
61 61
62 See [clang_static_analyzer.md](clang_static_analyzer.md). 62 See [clang_static_analyzer.md](clang_static_analyzer.md).
63 63
64 ## Windows 64 ## Windows
65 65
66 clang can be used as compiler on Windows. Clang uses Visual Studio's linker and 66 clang can be used as compiler on Windows. Clang uses Visual Studio's linker and
67 SDK, so you still need to have Visual Studio installed. 67 SDK, so you still need to have Visual Studio installed.
68 68
69 Things should compile, and all tests should pass. You can check these bots for 69 Things should compile, and all tests should pass. You can check these bots for
70 how things are currently looking: 70 how things are currently looking:
71 http://build.chromium.org/p/chromium.fyi/console?category=win%20clang 71 https://build.chromium.org/p/chromium.fyi/console?category=win%20clang
72 72
73 ```shell 73 ```shell
74 python tools\clang\scripts\update.py 74 python tools\clang\scripts\update.py
75 # run `gn args` and add `is_clang = true` to your args.gn, then... 75 # run `gn args` and add `is_clang = true` to your args.gn, then...
76 ninja -C out\gn chrome 76 ninja -C out\gn chrome
77 ``` 77 ```
78 78
79 The `update.py` script only needs to be run once per checkout. Clang will be 79 The `update.py` script only needs to be run once per checkout. Clang will be
80 kept up to date by `gclient runhooks`. 80 kept up to date by `gclient runhooks`.
81 81
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118 118
119 **Experimental!** 119 **Experimental!**
120 120
121 LLD is a relatively new linker from LLVM. The current focus is on Windows and 121 LLD is a relatively new linker from LLVM. The current focus is on Windows and
122 Linux support, where it can link Chrome approximately twice as fast as gold and 122 Linux support, where it can link Chrome approximately twice as fast as gold and
123 MSVC's link.exe as of this writing. LLD does not yet support generating PDB 123 MSVC's link.exe as of this writing. LLD does not yet support generating PDB
124 files, which makes it hard to debug Chrome while using LLD. 124 files, which makes it hard to debug Chrome while using LLD.
125 125
126 on Windows. 126 on Windows.
127 Set `use_lld = true` in args.gn. 127 Set `use_lld = true` in args.gn.
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