diff options
Diffstat (limited to 'release_docs/RELEASE.txt')
| -rw-r--r-- | release_docs/RELEASE.txt | 256 |
1 files changed, 230 insertions, 26 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 81a052a..13c4b5a 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -1,4 +1,4 @@ -HDF5 version 1.11.2 currently under development +HDF5 version 1.10.2-snap10 currently under development ================================================================================ @@ -84,6 +84,35 @@ New Features (ADB - 2018/01/08, HDFFV-10385, HDFFV-10296) + - Removed version-specific gcc/gfortran flags for version 4.0 (inclusive) + and earlier. + + The config/gnu-flags file, which is sourced as a part of the configure + process, adds version-specific flags for use when building HDF5. Most of + these flags control warnings and do not affect the final product. + + Flags for older versions of the compiler were consolidated into the + common flags section. Moving these flags simplifies maintenance of + the file. + + The upshot of this is that building with ancient versions of gcc + (<= 4.0) will possibly no longer work without hand-hacking the file + to remove the flags not understood by that version of the compiler. + Nothing should change when building with gcc >= 4.1. + + (HDFFV-9937, DER, 2017/05/31) + + - -fno-omit-frame-pointer was added when building with debugging symbols + enabled. + + Debugging symbols can be enabled independently of the overall build + mode in both the autotools and CMake. This allows (limited) debugging + of optimized code. Since many debuggers rely on the frame pointer, + we've disabled this optimization when debugging symbols are requested + (e.g.: via building with --enable-symbols). + + (HDFFV-10226, DER, 2017/05/31) + Library: -------- - Add prefix option to VDS files. @@ -103,6 +132,40 @@ New Features (ADB - 2017/12/12, HDFFV-9724, HDFFV-10361) + - H5FDdriver_query() API call added to the C library. + + This new library call allows the user to query a virtual file driver + (VFD) for the feature flags it supports (listed in H5FDpublic.h). + This can be useful to determine if a VFD supports SWMR, for example. + + Note that some VFDs have feature flags that may only be present + after a file has been created or opened (e.g.: the core VFD will + have the H5FD_FEAT_POSIX_COMPAT_HANDLE flag set if the backing + store is switched on). Since the new API call queries a generic VFD + unassociated with a file, these flags will never be returned. + + (HDFFV-10215, DER, 2017/05/31) + + + - H5FD_FEAT_DEFAULT_VFD_COMPATIBLE VFD feature flag added to the C library. + + This new feature flag indicates that the VFD is compatible with the + default VFD. VFDs that set this flag create single files that follow + the canonical HDF5 file format. + + (HDFFV-10214, DER, 2017/05/31) + + - The H5I_REFERENCE value in the H5I_type_t enum (defined in H5Ipublic.h) + has been marked as deprectated. + + This ID type value is not used in the C library. i.e.: There are no + hid_t values that are of ID type H5I_REFERENCE. + + This enum value will be removed in a future major version of the library. + The code will remain unchanged in the HDF5 1.10.x branches. + + (HDFFV-10252, DER, 2017/04/05) + Parallel Library: ----------------- @@ -153,7 +216,7 @@ New Features fulfill the original user request without encountering API errors. - (RAW - 2017/07/11, HDFFV-8839) + (RAW - 2017/09/10, HDFFV-8839) Fortran Library: ---------------- @@ -233,6 +296,18 @@ New Features (ADB - 2017/12/20) + - The H5I_REFERENCE value in the H5I_type_t enum (defined in H5Ipublic.h) + has been marked as deprectated. + + JNI code which refers to this value will be removed in a future + major version of the library. The code will remain unchanged in the + 1.10.x branches. + + See the C library section, above, for further information. + + (HDFFV-10252, DER, 2017/04/05) + + Tools: ------ - h5diff @@ -271,6 +346,28 @@ Bug Fixes since HDF5-1.10.1 release Library ------- + - Utility function can not handle lowercase Windows drive letters + + Added call to toupper function for drive letter. + + (ADB - 2017/12/18, HDFFV-10307) + + - Fix H5Sencode() bug when the number of elements selected is > 2^32 + + H5Sencode() incorrectly encodes dataspace selection with number of + elements exceeding 2^32. When decoding such selection via H5Sdecode(), + the number of elements in the decoded dataspace is not the same as + what is encoded. This problem exists for H5S_SEL_HYPER and + H5S_SEL_POINTS encoding. + + The cause of the problem is because the library uses 32 bits to + encode counts and block offsets for the selection. + The solution is to use the original 32 bit encodings if possible, + but use a different way to encode selection > 32 bits when needed. + See details in the RFC: H5Sencode/H5Secode Format Change. + + (VC - 2017/11/28, HDFFV-9947) + - H5Pset_evict_on_close in H5Pfapl.c Changed the minor error number from H5E_CANTSET to H5E_UNSUPPORTED for @@ -294,6 +391,14 @@ Bug Fixes since HDF5-1.10.1 release (such as szip or zlib) to be available. (ADB - 2017/11/16, HDFFV-10328) + - Fix rare object header corruption bug + + In certain cases, such as when converting large attributes to dense + storage, an error could occur which would either fail an assertion or + cause file corruption. Fixed and added test. + + (NAF - 2017/11/14, HDFFV-10274) + - H5Zfilter_avail in H5Z.c The public function checked for plugins, while the private @@ -305,6 +410,61 @@ Bug Fixes since HDF5-1.10.1 release (ADB - 2017/10/10, HDFFV-10297, HDFFV-10319) + - Fix H5HL_offset_into() + + (1) Fix H5HL_offset_into() to return error when offset exceeds heap data + block size. + (2) Fix other places in the library that call this routine to detect + error routine. + + (HDFFV-10216, VC, 2017/08/30) + + - Fixes for paged aggregation + + Skip test in test/fheap.c when: + (1) multi/split drivers and + (2) persisting free-space or using paged aggregation strategy + + (VC, 2017/07/10) + + - Fixes for paged aggregation + + Changes made based on RFC review comments: + (1) Add maximum value for file space page size + (2) Drop check for page end metadata threshold + (3) Remove "can_shrink" and "shrink" callbacks for small section class + + (VC, 2017/06/09) + + - Fix for infinite loop in H5VM_power2up(). + + The function H5VM_power2up() returns the next power of 2 + for n. When n exceeds 2^63, it overflows and becomes 0 causing + the infinite looping. + + The fix ensures that the function checks for n >= 2^63 + and returns 0. + + (HDFFV-10217, VC, 2017/07/10) + + - Fix for H5Ocopy doesn't work with open identifiers + + Changes made so that raw data for dataset objects are copied from + cached info when possible instead of flushing objects to file and + read them back in again. + + (HDFFV-7853, VC, 2017/07/05) + + - Refactored the testpar/t_bigio.c test to include ALARM macros + + Changed the test to include the ALARM_ON and ALARM_OFF macros which + are intended to prevent nightly test hangs that have been observed + with this particular parallel test example. The code was also modified to + simplify status reporting (only from MPI rank 0) and additional + status checking added. + + (RAW - 2017/11/08, HDFFV-10301) + - An uninitialized struct could cause a memory access error when using variable-length or reference types in a compressed, chunked dataset. @@ -320,6 +480,17 @@ Bug Fixes since HDF5-1.10.1 release (DER - 2017/11/21, HDFFV-10330) + - Fix for collective metadata writes on file close + + It was discovered that metadata was being written twice as part of + the parallel file close behavior, once independently and once + collectively. + + A fix for this error was included as part of the parallel compression + feature but remained undocumented here. + + (RAW - 2017/12/01, HDFFV-10272) + - If an HDF5 file contains a filter pipeline message with a 'number of filters' field that exceeds the maximum number of allowed filters, the error handling code will attempt to dereference a NULL pointer. @@ -434,6 +605,32 @@ Bug Fixes since HDF5-1.10.1 release (ADB - 2017/11/02, HDFFV-10321) + - Corrected FORTRAN_HAVE_C_LONG_DOUBLE processing in the autotools. + + A bug in the autotools Fortran processing code always set the + FORTRAN_HAVE_C_LONG_DOUBLE variable to be true regardless of + whether or not a C long double type was present. + + This would cause compilation failures on platforms where a C + long double type was not available and the Fortran wrappers + were being built. + + (HDFFV-10247, DER, 2017/07/05) + + - The deprecated --enable-production and --enable-debug configure options + failed to emit errors when passed an empty string + (e.g.: --enable-debug=""). + + Due to the way we checked for these options being set, it was possible + to avoid the error message and continue configuration if an empty string + was passed to the option. + + Any use of --enable-production or --enable-debug will now halt the + configuration step and emit a helpful error message + (use --enable-build-mode=debug|production instead). + + (HDFFV-10248, DER, 2017/07/05) + - CMake Too many commands for POST_BUILD step caused command line to be @@ -444,6 +641,17 @@ Bug Fixes since HDF5-1.10.1 release (ADB - 2017/07/12, HDFFV-10254) + - cmake test execution environment + + The parallel HDF5 test: 't_pread' assumed the use of autotools + and the directory structure associated with that testing approach. + Modified the test code to check whether the 'h5jam' utility can be + found in the same directory as the test executable (which is + preferred directory structure utilized by cmake) and if found + will invoke the tool directly rather than utilizing a relative path. + + (RAW - 2017/11/03, HDFFV-10318) + Performance ------------- - @@ -565,6 +773,13 @@ Bug Fixes since HDF5-1.10.1 release (ADB - 2017/08/17, HDFFV-10188) + - h5repack + + Add tests to h5repack.sh.in to verify options added for paged + aggregation work as expected. + + (VC, 2017/08/03) + - h5dump h5dump segfaulted on output of XML file. @@ -622,7 +837,12 @@ Bug Fixes since HDF5-1.10.1 release High-Level APIs: ------ - - + - Fixed a bug in the H5DOwrite_chunk() API call where overwriting a chunk + with no filters caused an assert to trip (with assertions enabled / + debug builds) or additional chunks to be inserted instead of overwriting + the data (without assertions enabled / production builds). + + (HDFFV-10187, DER, 2017/05/11) Fortran High-Level APIs: ------ @@ -647,18 +867,6 @@ Bug Fixes since HDF5-1.10.1 release Supported Platforms =================== - Linux 2.6.32-573.22.1.el6 GNU C (gcc), Fortran (gfortran), C++ (g++) - #1 SMP x86_64 GNU/Linux compilers: - (mayll/platypus) Version 4.4.7 20120313 - Version 4.8.4 - PGI C, Fortran, C++ for 64-bit target on - x86-64; - Version 16.10-0 - Intel(R) C (icc), C++ (icpc), Fortran (icc) - compilers: - Version 15.0.3.187 (Build 20150407) - MPICH 3.1.4 compiled with GCC 4.9.3 - Linux 2.6.32-573.18.1.el6.ppc64 gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-4) #1 SMP ppc64 GNU/Linux g++ (GCC) 4.4.7 20120313 (Red Hat 4.4.7-4) (ostrich) GNU Fortran (GCC) 4.4.7 20120313 (Red Hat 4.4.7-4) @@ -739,15 +947,13 @@ Windows 7 x64 Cygwin n y/n n y y y Windows 10 y y/y n y y y Windows 10 x64 y y/y n y y y Mac OS X Mountain Lion 10.8.5 64-bit n y/y n y y y -Mac OS X Mavericks 10.9.5 64-bit n y/y n y y ? -Mac OS X Yosemite 10.10.5 64-bit n y/y n y y ? -Mac OS X El Capitan 10.11.6 64-bit n y/y n y y ? -CentOS 6.7 Linux 2.6.18 x86_64 GNU n y/y n y y y -CentOS 6.7 Linux 2.6.18 x86_64 Intel n y/y n y y y -CentOS 6.7 Linux 2.6.32 x86_64 PGI n y/y n y y y +Mac OS X Mavericks 10.9.5 64-bit n y/y n y y y +Mac OS X Yosemite 10.10.5 64-bit n y/y n y y y +Mac OS X El Capitan 10.11.6 64-bit n y/y n y y y +CentOS 7.2 Linux 2.6.32 x86_64 PGI n y/y n y y y CentOS 7.2 Linux 2.6.32 x86_64 GNU y y/y y y y y CentOS 7.2 Linux 2.6.32 x86_64 Intel n y/y n y y y -Linux 2.6.32-573.18.1.el6.ppc64 n y/n n y y y +Linux 2.6.32-573.18.1.el6.ppc64 n y/y n y y y Platform Shared Shared Shared Thread- @@ -764,10 +970,8 @@ Mac OS X Mountain Lion 10.8.5 64-bit y n y y Mac OS X Mavericks 10.9.5 64-bit y n y y Mac OS X Yosemite 10.10.5 64-bit y n y y Mac OS X El Capitan 10.11.6 64-bit y n y y -CentOS 6.7 Linux 2.6.18 x86_64 GNU y y y y -CentOS 6.7 Linux 2.6.18 x86_64 Intel y y y n -CentOS 6.7 Linux 2.6.32 x86_64 PGI y y y n -CentOS 7.2 Linux 2.6.32 x86_64 GNU y y y n +CentOS 7.2 Linux 2.6.32 x86_64 PGI y y y n +CentOS 7.2 Linux 2.6.32 x86_64 GNU y y y y CentOS 7.2 Linux 2.6.32 x86_64 Intel y y y n Linux 2.6.32-573.18.1.el6.ppc64 y y y n |