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from b701306a9b3 Fortran: Fix SHAPE for zero-size arrays new d3b4ba120ce MIPS: Remove -m(no-)lra option new 5d6c099ffaa ada: Rework and augment documentation on strict aliasing new bdf9ebb7588 ada: Small cleanup in System.Finalization_Primitives unit new bf941670685 ada: Implement representation aspect Max_Entry_Queue_Length new d6a10f8173c ada: Detect only conflict with synomyms of max queue length new eef3025547c ada: One more adjustment coming from aliasing considerations new caaf20e2678 ada: Reject too-strict alignment specifications. new 16cdeadb334 ada: Use System.Address for address computation in System.P [...] new fbe275e2458 ada: Fix for attribute Width on enumeration types with Disc [...] new 9edbaab0f6e ada: Fix static 'Img for enumeration type with Discard_Names new 727e7d69240 ada: Another small cleanup about allocators and aggregates new 37f4a6f2ac2 ada: Fix incorrect free with Task_Info pragma new 888a12b48a3 ada: Resolve ACATS compilation and execution issues with co [...] new 103e7f3a94b ada: Extend expansion delaying mechanism to conditional exp [...] new 0d119fb79e8 ada: Tweak handling of thread ID on POSIX new 824755fcf4d ada: Fix style in list of implementation-defined attributes new 766a3934c13 ada: Use discrete choice list in declaration of universal t [...] new 4ed963a52a0 ada: Remove repeated condition in check for implementation [...] new 32aa8b92c59 ada: Apply restriction No_Implementation_Attributes to sour [...] new 95a13b096df ada: Fix list of attributes defined by Ada 2012 new ea65d5b3805 ada: Fix list of implementation-defined attributes new fd5a221928b ada: Further refine 'Super attribute new b226e5605a6 ada: Handle accessibility calculations for 'First and 'Last new d1e3aae3789 ada: Error on instantiation of generic containing legal con [...] new a74dff4d9d0 ada: Error on instantiation of generic containing legal con [...] new aecb63d0758 ada: Add Is_Base_Type predicate to C interface new cee232f4bf2 ada: Formal package comment corrections in sinfo.ads new efc7ba5f8f1 ada: Get rid of secondary stack for indefinite record types [...] new bfa743ddc9f ada: Fix internal error on nested aggregate in conditional [...] new 49eb34ea61c ada: Add direct workaround for limitations of RTSfind mechanism new b3cfe6e88ff ada: Allow 'others' in formal packages with overloaded formals new 83d3a218dfb Manually add ChangeLog entry for r15-575-gda73261ce7731be7f [...]

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Summary of changes: gcc/ChangeLog | 29 + gcc/ada/accessibility.adb | 10 +- .../doc/gnat_rm/implementation_defined_pragmas.rst | 9 +- .../doc/gnat_ugn/gnat_and_program_execution.rst | 296 ++++---- gcc/ada/einfo-utils.ads | 8 +- gcc/ada/exp_aggr.adb | 827 +++++++++++++-------- gcc/ada/exp_aggr.ads | 22 +- gcc/ada/exp_ch3.adb | 38 + gcc/ada/exp_ch4.adb | 367 ++++++--- gcc/ada/exp_ch7.adb | 38 - gcc/ada/exp_ch7.ads | 6 - gcc/ada/exp_ch9.adb | 6 +- gcc/ada/exp_imgv.adb | 25 +- gcc/ada/fe.h | 4 +- gcc/ada/freeze.adb | 9 +- gcc/ada/freeze.ads | 11 +- gcc/ada/gen_il-gen-gen_nodes.adb | 4 +- gcc/ada/gnat_rm.texi | 9 +- gcc/ada/gnat_ugn.texi | 306 ++++---- gcc/ada/libgnarl/s-taprop__linux.adb | 31 +- gcc/ada/libgnarl/s-taprop__posix.adb | 14 +- gcc/ada/libgnarl/s-taprop__qnx.adb | 14 +- gcc/ada/libgnarl/s-taprop__rtems.adb | 14 +- gcc/ada/libgnarl/s-taprop__solaris.adb | 16 +- gcc/ada/libgnarl/s-taspri__lynxos.ads | 16 +- gcc/ada/libgnarl/s-taspri__posix-noaltstack.ads | 16 +- gcc/ada/libgnarl/s-taspri__posix.ads | 16 +- gcc/ada/libgnarl/s-taspri__solaris.ads | 16 +- gcc/ada/libgnarl/s-tassta.adb | 2 +- gcc/ada/libgnarl/s-tporft.adb | 1 + gcc/ada/libgnat/g-sothco.ads | 7 +- gcc/ada/libgnat/i-c.ads | 19 +- gcc/ada/libgnat/s-finpri.adb | 4 +- gcc/ada/libgnat/s-finpri.ads | 48 +- gcc/ada/libgnat/s-pooglo.adb | 7 +- gcc/ada/opt.ads | 4 - gcc/ada/scng.adb | 5 +- gcc/ada/sem_aggr.adb | 417 ++++++++--- gcc/ada/sem_aggr.ads | 16 + gcc/ada/sem_attr.adb | 64 +- gcc/ada/sem_attr.ads | 97 ++- gcc/ada/sem_ch10.adb | 3 - gcc/ada/sem_ch12.adb | 27 +- gcc/ada/sem_ch13.adb | 15 + gcc/ada/sem_prag.adb | 19 + gcc/ada/sem_util.adb | 45 +- gcc/ada/sinfo.ads | 65 +- gcc/ada/sinput.ads | 2 +- gcc/ada/types.ads | 7 +- gcc/config/mips/mips.cc | 12 - gcc/config/mips/mips.md | 24 +- gcc/config/mips/mips.opt | 4 - gcc/config/mips/mips.opt.urls | 2 - gcc/testsuite/gnat.dg/specs/alignment2.ads | 14 - gcc/testsuite/gnat.dg/specs/alignment2_bis.ads | 36 + 55 files changed, 2006 insertions(+), 1137 deletions(-) create mode 100644 gcc/testsuite/gnat.dg/specs/alignment2_bis.ads