[Documentation] Use HTTPS whenever possible in Clang

[sylvestre.ledru]

Did you test all url?

[Eugene.Zelenko]

Yes, I tested all URLs, but I think independent testing will not be excessive.

[hans]

Seems like a good change to me.

llvm-svn.src/tools/clang/docs/AutomaticReferenceCounting.rst

 
     /*
      * Automatic numbering is described in this article:
-     * http://dev.opera.com/articles/view/automatic-numbering-with-css-counters/
+     * https://dev.opera.com/articles/view/automatic-numbering-with-css-counters/
      */
     /*
      * Automatic numbering for the TOC.

llvm-svn.src/tools/clang/docs/ClangFormatStyleOptions.rst

     <http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml>`_
   * ``Chromium``
     A style complying with `Chromium's style guide
-    <http://www.chromium.org/developers/coding-style>`_
+    <https://www.chromium.org/developers/coding-style>`_
   * ``Mozilla``
     A style complying with `Mozilla's style guide
     <https://developer.mozilla.org/en-US/docs/Developer_Guide/Coding_Style>`_
   * ``WebKit``
     A style complying with `WebKit's style guide
-    <http://www.webkit.org/coding/coding-style.html>`_
+    <https://www.webkit.org/coding/coding-style.html>`_
 
 .. START_FORMAT_STYLE_OPTIONS
 

   used for ordering ``#includes``.
 
   `POSIX extended
-  <http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html>`_
+  <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html>`_
   regular expressions are supported.
 
   These regular expressions are matched against the filename of an include

llvm-svn.src/tools/clang/docs/ControlFlowIntegrity.rst

 Publications
 ============
 
-`Control-Flow Integrity: Principles, Implementations, and Applications <http://research.microsoft.com/pubs/64250/ccs05.pdf>`_.
+`Control-Flow Integrity: Principles, Implementations, and Applications <https://research.microsoft.com/pubs/64250/ccs05.pdf>`_.
 Martin Abadi, Mihai Budiu, Úlfar Erlingsson, Jay Ligatti.
 
 `Enforcing Forward-Edge Control-Flow Integrity in GCC & LLVM <http://www.pcc.me.uk/~peter/acad/usenix14.pdf>`_.

llvm-svn.src/tools/clang/docs/ControlFlowIntegrityDesign.rst

 the bit vectors for the whole program. It currently does this using LLVM's
 `type metadata`_ mechanism together with link-time optimization.
 
-.. _address point: http://itanium-cxx-abi.github.io/cxx-abi/abi.html#vtable-general
+.. _address point: https://itanium-cxx-abi.github.io/cxx-abi/abi.html#vtable-general
 .. _type metadata: https://llvm.org/docs/TypeMetadata.html
 .. _ByteArrayBuilder: https://llvm.org/docs/doxygen/html/structllvm_1_1ByteArrayBuilder.html
 

   * embedded into other instructions (e.g. `0f4fc3 cmovg %ebx,%eax`).
 
 .. _SafeStack: https://clang.llvm.org/docs/SafeStack.html
-.. _RFG: http://xlab.tencent.com/en/2016/11/02/return-flow-guard
+.. _RFG: https://xlab.tencent.com/en/2016/11/02/return-flow-guard
 .. _Intel CET: https://software.intel.com/en-us/blogs/2016/06/09/intel-release-new-technology-specifications-protect-rop-attacks
 
 Hardware support

llvm-svn.src/tools/clang/docs/ExternalClangExamples.rst

 
 If you know of (or wrote!) a tool or project using Clang, please send an
 email to Clang's `development discussion mailing list
-<http://lists.llvm.org/mailman/listinfo/cfe-dev>`_ to have it added.
+<https://lists.llvm.org/mailman/listinfo/cfe-dev>`_ to have it added.
 (or if you are already a Clang contributor, feel free to directly commit
 additions). Since the primary purpose of this page is to provide examples
 that can help developers, generally they must have code available.

    a persistent in-memory database of references, symbolnames, completions
    etc."
 
-`<http://rprichard.github.com/sourceweb/>`_
+`<https://rprichard.github.com/sourceweb/>`_
    "A C/C++ source code indexer and navigator"
 
 `<https://github.com/etaoins/qconnectlint>`_

 
 `<https://github.com/woboq/woboq_codebrowser>`_
    "The Woboq Code Browser is a web-based code browser for C/C++ projects.
-   Check out `<http://code.woboq.org/>`_ for an example!"
+   Check out `<https://code.woboq.org/>`_ for an example!"
 
 `<https://github.com/mozilla/dxr>`_
     "DXR is a source code cross-reference tool that uses static analysis

llvm-svn.src/tools/clang/docs/HardwareAssistedAddressSanitizerDesign.rst

 * *TODO: add more "related work" links. Suggestions are welcome.*
 
 
-.. _Watchdog: http://www.cis.upenn.edu/acg/papers/isca12_watchdog.pdf
+.. _Watchdog: https://www.cis.upenn.edu/acg/papers/isca12_watchdog.pdf
 .. _Effective and Efficient Memory Protection Using Dynamic Tainting: https://www.cc.gatech.edu/~orso/papers/clause.doudalis.orso.prvulovic.pdf
 .. _SPARC ADI: https://lazytyped.blogspot.com/2017/09/getting-started-with-adi.html
 .. _AddressSanitizer paper: https://www.usenix.org/system/files/conference/atc12/atc12-final39.pdf

llvm-svn.src/tools/clang/docs/HowToSetupToolingForLLVM.rst

 ========================================
 
 If you intend to use make to build LLVM, you should have CMake 2.8.6 or
-later installed (can be found `here <http://cmake.org>`_).
+later installed (can be found `here <https://cmake.org>`_).
 
 First, you need to generate Makefiles for LLVM with CMake. You need to
 make a build directory and run CMake from it:

llvm-svn.src/tools/clang/docs/InternalsManual.rst

 ``SourceRange`` and ``CharSourceRange``
 ---------------------------------------
 
-.. mostly taken from http://lists.llvm.org/pipermail/cfe-dev/2010-August/010595.html
+.. mostly taken from https://lists.llvm.org/pipermail/cfe-dev/2010-August/010595.html
 
 Clang represents most source ranges by [first, last], where "first" and "last"
 each point to the beginning of their respective tokens.  For example consider

 can also be instantiated to represent the control-flow of any class that
 subclasses ``Stmt``, which includes simple expressions.  Control-flow graphs
 are especially useful for performing `flow- or path-sensitive
-<http://en.wikipedia.org/wiki/Data_flow_analysis#Sensitivities>`_ program
+<https://en.wikipedia.org/wiki/Data_flow_analysis#Sensitivities>`_ program
 analyses on a given function.
 
 Basic Blocks

llvm-svn.src/tools/clang/docs/IntroductionToTheClangAST.rst

 
 .. raw:: html
 
-  <center><iframe width="560" height="315" src="http://www.youtube.com/embed/VqCkCDFLSsc?vq=hd720" frameborder="0" allowfullscreen></iframe></center>
+  <center><iframe width="560" height="315" src="https://www.youtube.com/embed/VqCkCDFLSsc?vq=hd720" frameborder="0" allowfullscreen></iframe></center>
 
 `Slides <https://llvm.org/devmtg/2013-04/klimek-slides.pdf>`_
 

llvm-svn.src/tools/clang/docs/JSONCompilationDatabase.rst

 Supported Systems
 =================
 
-Currently `CMake <http://cmake.org>`_ (since 2.8.5) supports generation
+Currently `CMake <https://cmake.org>`_ (since 2.8.5) supports generation
 of compilation databases for Unix Makefile builds (Ninja builds in the
 works) with the option ``CMAKE_EXPORT_COMPILE_COMMANDS``.
 

llvm-svn.src/tools/clang/docs/LanguageExtensions.rst

 This document describes the language extensions provided by Clang.  In addition
 to the language extensions listed here, Clang aims to support a broad range of
 GCC extensions.  Please see the `GCC manual
-<http://gcc.gnu.org/onlinedocs/gcc/C-Extensions.html>`_ for more information on
+<https://gcc.gnu.org/onlinedocs/gcc/C-Extensions.html>`_ for more information on
 these extensions.
 
 .. _langext-feature_check:

 * The Microsoft standard C++ library
 
 Clang supports the `GNU C++ type traits
-<http://gcc.gnu.org/onlinedocs/gcc/Type-Traits.html>`_ and a subset of the
+<https://gcc.gnu.org/onlinedocs/gcc/Type-Traits.html>`_ and a subset of the
 `Microsoft Visual C++ Type traits
-<http://msdn.microsoft.com/en-us/library/ms177194(v=VS.100).aspx>`_.
+<https://msdn.microsoft.com/en-us/library/ms177194(v=VS.100).aspx>`_.
 
 Feature detection is supported only for some of the primitives at present. User
 code should not use these checks because they bear no direct relation to the

 
 In Objective-C, functions and methods are generally assumed to follow the
 `Cocoa Memory Management 
-<http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/MemoryMgmt/Articles/mmRules.html>`_
+<https://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/MemoryMgmt/Articles/mmRules.html>`_
 conventions for ownership of object arguments and
 return values. However, there are exceptions, and so Clang provides attributes
 to allow these exceptions to be documented. This are used by ARC and the

   guaranteed.
 
 Clang provides experimental builtins to support C++ Coroutines as defined by
-http://wg21.link/P0057. The following four are intended to be used by the
+https://wg21.link/P0057. The following four are intended to be used by the
 standard library to implement `std::experimental::coroutine_handle` type.
 
 **Syntax**:

 are accepted with the ``__attribute__((foo))`` syntax are also accepted as
 ``[[gnu::foo]]``. This only extends to attributes which are specified by GCC
 (see the list of `GCC function attributes
-<http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html>`_, `GCC variable
-attributes <http://gcc.gnu.org/onlinedocs/gcc/Variable-Attributes.html>`_, and
+<https://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html>`_, `GCC variable
+attributes <https://gcc.gnu.org/onlinedocs/gcc/Variable-Attributes.html>`_, and
 `GCC type attributes
-<http://gcc.gnu.org/onlinedocs/gcc/Type-Attributes.html>`_). As with the GCC
+<https://gcc.gnu.org/onlinedocs/gcc/Type-Attributes.html>`_). As with the GCC
 implementation, these attributes must appertain to the *declarator-id* in a
 declaration, which means they must go either at the start of the declaration or
 immediately after the name being declared.

llvm-svn.src/tools/clang/docs/MSVCCompatibility.rst

   base class`_.  Clang does not yet support this.
 
 .. _#pragma pointers_to_members:
-  http://msdn.microsoft.com/en-us/library/83cch5a6.aspx
-.. _/vm: http://msdn.microsoft.com/en-us/library/yad46a6z.aspx
+  https://msdn.microsoft.com/en-us/library/83cch5a6.aspx
+.. _/vm: https://msdn.microsoft.com/en-us/library/yad46a6z.aspx
 .. _pointer to a member of a virtual base class: https://llvm.org/PR15713
 
 * Debug info: :good:`Mostly complete`.  Clang emits relatively complete CodeView

llvm-svn.src/tools/clang/docs/PCHInternals.rst

 size).  Within the AST file, the subexpressions of an expression are stored, in
 reverse order, prior to the expression that owns those expression, using a form
 of `Reverse Polish Notation
-<http://en.wikipedia.org/wiki/Reverse_Polish_notation>`_.  For example, an
+<https://en.wikipedia.org/wiki/Reverse_Polish_notation>`_. For example, an
 expression ``3 - 4 + 5`` would be represented as follows:
 
 +-----------------------+

llvm-svn.src/tools/clang/docs/SafeStack.rst

 on the safe stack.
 
 SafeStack is a part of the `Code-Pointer Integrity (CPI) Project
-<http://dslab.epfl.ch/proj/cpi/>`_.
+<https://dslab.epfl.ch/proj/cpi/>`_.
 
 Performance
 -----------

 
 The performance overhead of the SafeStack instrumentation is less than 0.1% on
 average across a variety of benchmarks (see the `Code-Pointer Integrity
-<http://dslab.epfl.ch/pubs/cpi.pdf>`__ paper for details). This is mainly
+<https://dslab.epfl.ch/pubs/cpi.pdf>`_ paper for details). This is mainly
 because most small functions do not have any variables that require the unsafe
 stack and, hence, do not need unsafe stack frames to be created. The cost of
 creating unsafe stack frames for large functions is amortized by the cost of

 A complete protection against control-flow hijack attacks requires combining
 SafeStack with another mechanism that enforces the integrity of code pointers
 that are stored on the heap or the unsafe stack, such as `CPI
-<http://dslab.epfl.ch/proj/cpi/>`_, or a forward-edge control flow integrity
+<https://dslab.epfl.ch/proj/cpi/>`_, or a forward-edge control flow integrity
 mechanism that enforces correct calling conventions at indirect call sites,
-such as `IFCC <http://research.google.com/pubs/archive/42808.pdf>`_ with arity
+such as `IFCC <https://research.google.com/pubs/archive/42808.pdf>`_ with arity
 checks. Clang has control-flow integrity protection scheme for :doc:`C++ virtual
 calls <ControlFlowIntegrity>`, but not non-virtual indirect calls. With
 SafeStack alone, an attacker can overwrite a function pointer on the heap or

 storing it in the heap (as already done e.g., by ``setjmp``/``longjmp``
 implementation in glibc), or store it in a safe region instead.
 
-The `CPI paper <http://dslab.epfl.ch/pubs/cpi.pdf>`_ describes two alternative,
+The `CPI paper <https://dslab.epfl.ch/pubs/cpi.pdf>`_ describes two alternative,
 stronger safe stack protection mechanisms, that rely on software fault
 isolation, or hardware segmentation (as available on x86-32 and some x86-64
 CPUs).

 Design
 ======
 
-Please refer to the `Code-Pointer Integrity <http://dslab.epfl.ch/proj/cpi/>`__
+Please refer to the `Code-Pointer Integrity <https://dslab.epfl.ch/proj/cpi/>`_
 project page for more information about the design of the SafeStack and its
 related technologies.
 

 setjmp and exception handling
 -----------------------------
 
-The `OSDI'14 paper <http://dslab.epfl.ch/pubs/cpi.pdf>`_ mentions that
+The `OSDI'14 paper <https://dslab.epfl.ch/pubs/cpi.pdf>`_ mentions that
 on Linux the instrumentation pass finds calls to setjmp or functions that
 may throw an exception, and inserts required instrumentation at their call
 sites. Specifically, the instrumentation pass saves the shadow stack pointer

 Publications
 ------------
 
-`Code-Pointer Integrity <http://dslab.epfl.ch/pubs/cpi.pdf>`__.
+`Code-Pointer Integrity <https://dslab.epfl.ch/pubs/cpi.pdf>`_.
 Volodymyr Kuznetsov, Laszlo Szekeres, Mathias Payer, George Candea, R. Sekar, Dawn Song.
 USENIX Symposium on Operating Systems Design and Implementation
 (`OSDI <https://www.usenix.org/conference/osdi14>`_), Broomfield, CO, October 2014

llvm-svn.src/tools/clang/docs/SanitizerCoverage.rst

 If blocks A, B, and C are all covered we know for certain that the edges A=>B
 and B=>C were executed, but we still don't know if the edge A=>C was executed.
 Such edges of control flow graph are called
-`critical <http://en.wikipedia.org/wiki/Control_flow_graph#Special_edges>`_. The
-edge-level coverage simply splits all critical
-edges by introducing new dummy blocks and then instruments those blocks:
+`critical <https://en.wikipedia.org/wiki/Control_flow_graph#Special_edges>`_.
+The edge-level coverage simply splits all critical edges by introducing new
+dummy blocks and then instruments those blocks:
 
 .. code-block:: none
 

llvm-svn.src/tools/clang/docs/Toolchain.rst

 
 * GNU ld
 * GNU gold
-* LLVM's `lld <http://lld.llvm.org>`_
+* LLVM's `lld <https://lld.llvm.org>`_
 * MSVC's link.exe
 
 Link-time optimization is natively supported by lld, and supported via

 compiler-rt (LLVM)
 ^^^^^^^^^^^^^^^^^^
 
-`LLVM's compiler runtime library <http://compiler-rt.llvm.org/>`_ provides a
+`LLVM's compiler runtime library <https://compiler-rt.llvm.org/>`_ provides a
 complete set of runtime library functions containing all functions that
 Clang will implicitly call, in ``libclang_rt.builtins.<arch>.a``.
 

 
 The unwind library provides a family of ``_Unwind_*`` functions implementing
 the language-neutral stack unwinding portion of the Itanium C++ ABI
-(`Level I <http://itanium-cxx-abi.github.io/cxx-abi/abi-eh.html#base-abi>`_).
+(`Level I <https://itanium-cxx-abi.github.io/cxx-abi/abi-eh.html#base-abi>`_).
 It is a dependency of the C++ ABI library, and sometimes is a dependency
 of other runtimes.
 

 ^^^^^^^^^^^^^^^^^^^^^^
 
 This is another implementation of the libunwind specification.
-See `libunwind (nongnu.org) <http://www.nongnu.org/libunwind>`_.
+See `libunwind (nongnu.org) <https://www.nongnu.org/libunwind>`_.
 
 libunwind (PathScale)
 ^^^^^^^^^^^^^^^^^^^^^

 ------------------
 
 Clang supports a wide variety of
-`C standard library <http://en.cppreference.com/w/c>`_
+`C standard library <https://en.cppreference.com/w/c>`_
 implementations.
 
 C++ ABI library

 The C++ ABI library provides an implementation of the library portion of
 the Itanium C++ ABI, covering both the
 `support functionality in the main Itanium C++ ABI document
-<http://itanium-cxx-abi.github.io/cxx-abi/abi.html>`_ and
+<https://itanium-cxx-abi.github.io/cxx-abi/abi.html>`_ and
 `Level II of the exception handling support
-<http://itanium-cxx-abi.github.io/cxx-abi/abi-eh.html#cxx-abi>`_.
+<https://itanium-cxx-abi.github.io/cxx-abi/abi-eh.html#cxx-abi>`_.
 References to the functions and objects in this library are implicitly
 generated by Clang when compiling C++ code.
 

 libc++abi (LLVM)
 ^^^^^^^^^^^^^^^^
 
-`libc++abi <http://libcxxabi.llvm.org/>`_ is LLVM's implementation of this
+`libc++abi <https://libcxxabi.llvm.org/>`_ is LLVM's implementation of this
 specification.
 
 libsupc++ (GNU)

 --------------------
 
 Clang supports use of either LLVM's libc++ or GCC's libstdc++ implementation
-of the `C++ standard library <http://en.cppreference.com/w/cpp>`_.
+of the `C++ standard library <https://en.cppreference.com/w/cpp>`_.
 
 libc++ (LLVM)
 ^^^^^^^^^^^^^
 
-`libc++ <http://libcxx.llvm.org/>`_ is LLVM's implementation of the C++
+`libc++ <https://libcxx.llvm.org/>`_ is LLVM's implementation of the C++
 standard library, aimed at being a complete implementation of the C++
 standards from C++11 onwards.
 

llvm-svn.src/tools/clang/docs/UndefinedBehaviorSanitizer.rst

   <http://blog.llvm.org/2011/05/what-every-c-programmer-should-know.html>`_
 * From John Regehr's *Embedded in Academia* blog:
   `A Guide to Undefined Behavior in C and C++
-  <http://blog.regehr.org/archives/213>`_
+  <https://blog.regehr.org/archives/213>`_

llvm-svn.src/tools/clang/docs/UsersManual.rst

 these languages. Clang builds on the LLVM optimizer and code generator,
 allowing it to provide high-quality optimization and code generation
 support for many targets. For more general information, please see the
-`Clang Web Site <http://clang.llvm.org>`_ or the `LLVM Web
-Site <http://llvm.org>`_.
+`Clang Web Site <https://clang.llvm.org>`_ or the `LLVM Web
+Site <https://llvm.org>`_.
 
 This document describes important notes about using Clang as a compiler
 for an end-user, documenting the supported features, command line

 Precompiled Headers
 -------------------
 
-`Precompiled headers <http://en.wikipedia.org/wiki/Precompiled_header>`__
+`Precompiled headers <https://en.wikipedia.org/wiki/Precompiled_header>`_
 are a general approach employed by many compilers to reduce compilation
 time. The underlying motivation of the approach is that it is common for
 the same (and often large) header files to be included by multiple

 
 3. Convert the collected profile data to LLVM's sample profile format.
    This is currently supported via the AutoFDO converter ``create_llvm_prof``.
-   It is available at http://github.com/google/autofdo. Once built and
+   It is available at https://github.com/google/autofdo. Once built and
    installed, you can convert the ``perf.data`` file to LLVM using
    the command:
 

 
 2. Binary encoding. This uses a more efficient encoding that yields smaller
    profile files. This is the format generated by the ``create_llvm_prof`` tool
-   in http://github.com/google/autofdo.
+   in https://github.com/google/autofdo.
 
 3. GCC encoding. This is based on the gcov format, which is accepted by GCC. It
    is only interesting in environments where GCC and Clang co-exist. This
    encoding is only generated by the ``create_gcov`` tool in
-   http://github.com/google/autofdo. It can be read by LLVM and
+   https://github.com/google/autofdo. It can be read by LLVM and
    ``llvm-profdata``, but it cannot be generated by either.
 
 If you are using Linux Perf to generate sampling profiles, you can use the

 
 where ``fragmentkind`` is one of ``name``, ``type``, or ``encoding``,
 indicating whether the following mangled name fragments are
-<`name <http://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.name>`_>s,
-<`type <http://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.type>`_>s, or
-<`encoding <http://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.encoding>`_>s,
+<`name <https://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.name>`_>s,
+<`type <https://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.type>`_>s, or
+<`encoding <https://itanium-cxx-abi.github.io/cxx-abi/abi.html#mangle.encoding>`_>s,
 respectively.
 Blank lines and lines starting with ``#`` are ignored.
 

 To enable clang-cl to find system headers, libraries, and the linker when run
 from the command-line, it should be executed inside a Visual Studio Native Tools
 Command Prompt or a regular Command Prompt where the environment has been set
-up using e.g. `vcvarsall.bat <http://msdn.microsoft.com/en-us/library/f2ccy3wt.aspx>`_.
+up using e.g. `vcvarsall.bat <https://msdn.microsoft.com/en-us/library/f2ccy3wt.aspx>`_.
 
 clang-cl can also be used from inside Visual Studio by selecting the LLVM
 Platform Toolset. The toolset is not part of the installer, but may be installed

llvm-svn.src/tools/clang/docs/analyzer/DesignDiscussions/InitializerLists.rst

 actual metadata value. So we'd be escaping more stuff than necessary.
 
 If only we had "ghost fields"
-(http://lists.llvm.org/pipermail/cfe-dev/2016-May/049000.html), it would have
+(https://lists.llvm.org/pipermail/cfe-dev/2016-May/049000.html), it would have
 been much easier, because the ghost field would only contain the actual
 metadata, and the Store would always know about it. This example adds to my
 belief that ghost fields are exactly what we need for most C++ checkers.