diff options
Diffstat (limited to 'docs/ReleaseNotes.rst')
| -rw-r--r-- | docs/ReleaseNotes.rst | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst index b6a405dbc78b2..50bf636a51f43 100644 --- a/docs/ReleaseNotes.rst +++ b/docs/ReleaseNotes.rst @@ -127,6 +127,10 @@ Non-comprehensive list of changes in this release manually and rely on the old behaviour you will need to add appropriate compiler flags for finding the corresponding libc++ include directory. +- The integrated assembler is used now by default for all MIPS targets. + +- Improved support for MIPS N32 ABI and MIPS R6 target triples. + New Compiler Flags ------------------ @@ -136,6 +140,13 @@ New Compiler Flags instrumenting for gcov-based profiling. See the :doc:`UsersManual` for details. +- When using a custom stack alignment, the ``stackrealign`` attribute is now + implicitly set on the main function. + +- Emission of ``R_MIPS_JALR`` and ``R_MICROMIPS_JALR`` relocations can now + be controlled by the ``-mrelax-pic-calls`` and ``-mno-relax-pic-calls`` + options. + - ... Deprecated Compiler Flags @@ -179,6 +190,15 @@ Windows Support `dllexport` and `dllimport` attributes not apply to inline member functions. This can significantly reduce compile and link times. See the `User's Manual <UsersManual.html#the-zc-dllexportinlines-option>`_ for more info. + +- For MinGW, ``-municode`` now correctly defines ``UNICODE`` during + preprocessing. + +- For MinGW, clang now produces vtables and RTTI for dllexported classes + without key functions. This fixes building Qt in debug mode. + +- Allow using Address Sanitizer and Undefined Behaviour Sanitizer on MinGW. + - ... @@ -233,12 +253,15 @@ ABI Changes in Clang OpenMP Support in Clang ---------------------------------- -- Support relational-op != (not-equal) as one of the canonical forms of random - access iterator. - -- Added support for mapping of the lambdas in target regions. +- OpenMP 5.0 features -- Added parsing/sema analysis for OpenMP 5.0 requires directive. + - Support relational-op != (not-equal) as one of the canonical forms of random + access iterator. + - Added support for mapping of the lambdas in target regions. + - Added parsing/sema analysis for the requires directive. + - Support nested declare target directives. + - Make the `this` pointer implicitly mapped as `map(this[:1])`. + - Added the `close` *map-type-modifier*. - Various bugfixes and improvements. @@ -250,6 +273,15 @@ New features supported for Cuda devices: - Fixed support for lastprivate/reduction variables in SPMD constructs. +- New collapse clause scheme to avoid expensive remainder operations. + +- New default schedule for distribute and parallel constructs. + +- Simplified code generation for distribute and parallel in SPMD mode. + +- Flag (``-fopenmp_optimistic_collapse``) for user to limit collapsed + loop counter width when safe to do so. + - General performance improvement. CUDA Support in Clang |