Commit a2362c83 authored by Hans Wennborg's avatar Hans Wennborg
Browse files

RelaseNotes: tweaks

git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_40@296197 91177308-0d34-0410-b5e6-96231b3b80d8
parent a475f7df
......@@ -60,8 +60,6 @@ Major New Features
}
- ...
Improvements to ThinLTO (-flto=thin)
------------------------------------
- Integration with profile data (PGO). When available, profile data enables
......@@ -73,12 +71,12 @@ Improvements to ThinLTO (-flto=thin)
New Compiler Flags
------------------
The option -Og has been added to optimize the debugging experience.
For now, this option is exactly the same as -O1. However, in the future,
some other optimizations might be enabled or disabled.
- The option ``-Og`` has been added to optimize the debugging experience.
For now, this option is exactly the same as ``-O1``. However, in the future,
some other optimizations might be enabled or disabled.
The option -MJ has been added to simplify adding JSON compilation
database output into existing build systems.
- The option ``-MJ`` has been added to simplify adding JSON compilation
database output into existing build systems.
OpenCL C Language Changes in Clang
......@@ -151,21 +149,14 @@ OpenCL C Language Changes in Clang
which is now handled as a compiler builtin function with an integer value
passed into it.
* Change fake address space map to use the SPIR convention.
* Added `the OpenCL manual
<https://clang.llvm.org/docs/UsersManual.html#opencl-features>`_ to Clang
* Added `the OpenCL manual <UsersManual.html#opencl-features>`_ to Clang
documentation.
libclang
--------
With the option --show-description, scan-build's list of defects will also
show the description of the defects.
Static Analyzer
---------------
With the option --show-description, scan-build's list of defects will also
With the option ``--show-description``, scan-build's list of defects will also
show the description of the defects.
The analyzer now provides better support of code that uses gtest.
......@@ -174,16 +165,16 @@ Several new checks were added:
- The analyzer warns when virtual calls are made from constructors or
destructors. This check is off by default but can be enabled by passing the
following command to scan-build: -enable-checker optin.cplusplus.VirtualCall.
following command to scan-build: ``-enable-checker optin.cplusplus.VirtualCall``.
- The analyzer checks for synthesized copy properties of mutable types in
Objective C, such as NSMutableArray. Calling the setter for these properties
Objective C, such as ``NSMutableArray``. Calling the setter for these properties
will store an immutable copy of the value.
- The analyzer checks for calls to dispatch_once() that use an Objective-C
- The analyzer checks for calls to ``dispatch_once()`` that use an Objective-C
instance variable as the predicate. Using an instance variable as a predicate
may result in the passed-in block being executed multiple times or not at all.
These calls should be rewritten either to use a lock or to store the predicate
in a global or static variable.
- The analyzer checks for unintended comparisons of NSNumber, CFNumberRef, and
- The analyzer checks for unintended comparisons of ``NSNumber``, ``CFNumberRef``, and
other Cocoa number objects to scalar values.
......
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