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from 1581aa38eba Adjust gfortran.dg/predict-2.f90 new ec8ccc712cc [Ada] Proof of Ada.Characters.Handling new f46939f9d40 [Ada] Proof of Ada.Strings.Maps new f88db1839a2 [Ada] Improve error message on missing all/for in quantifie [...] new 439dae60ebf [Ada] Improve message on missing all/for in pre-Ada-2022 modes new 640bda34f08 [Ada] Disable contract cases on formal containers new 04175813f92 [Ada] Add Default_Initial_Condition to type Unbounded_String new cc1fcd38798 [Ada] Propagate Ghost status from parent to derived subprograms new bdabd8b6ecb [Ada] Rewrite operator entity in derived class-wide expressions new 50524b0aa6a [Ada] Add case to consider ENODEV a "file not found error" new e035b4f5924 [Ada] Note that -gnatd_t is used in CCG new b479c0f7d7c [Ada] Front-end support for Storage_Model feature new 4f3a016f51a [Ada] Improve error message on array aggregates new 8c77e8b09ef [Ada] Add missing functions to Wide_Wide_Characters Handling new b2b2fe2d679 [Ada] Minor code clean-up new 657d0d8faf8 [Ada] Fix negative numbers formatted with leading zero new f7d1d2c250e [Ada] Issue a proper error message when no format specifier found new e3915b90ea9 [Ada] Add sys/time.h #include for QNX new 2f22e8d396d [Ada] Forbids use of Compile_Time_(Error|Warning) as config [...] new c46dffc657b [Ada] Remove left-overs of Unaligned_Valid attribute new 8ae054eaaee [Ada] Include errno.h in QNX specific part of the signal handling new 3a0302e07c4 [Ada] Add comments in Ada.Task_Initialization new b1657ff3a08 [Ada] Mark private component renaming as coming from source new a23e02091ef [Ada] introduce stack scrub (strub) feature new 07ad659daf4 [Ada] Minor include directives placement adjustment new 650ad524d8a [Ada] Fix latent bug in set_end_locus_from_node new eae33329ea4 [Ada] Do not unconditionally inline expression functions wi [...] new bbdf2d39673 [Ada] Plug small loophole with boolean values

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Summary of changes: gcc/ada/adaint.c | 1 + gcc/ada/aspects.ads | 10 + gcc/ada/debug.adb | 6 +- gcc/ada/doc/gnat_rm.rst | 1 + gcc/ada/doc/gnat_rm/about_this_guide.rst | 3 + .../doc/gnat_rm/implementation_defined_pragmas.rst | 74 +- .../doc/gnat_rm/security_hardening_features.rst | 89 + .../doc/gnat_ugn/the_gnat_compilation_model.rst | 19 +- gcc/ada/exp_attr.adb | 3 +- gcc/ada/exp_ch4.adb | 2 +- gcc/ada/exp_ch9.adb | 19 +- gcc/ada/exp_intr.adb | 2 +- gcc/ada/exp_util.adb | 28 +- gcc/ada/exp_util.ads | 10 + gcc/ada/gcc-interface/cuintp.c | 2 +- gcc/ada/gcc-interface/targtyps.c | 2 +- gcc/ada/gcc-interface/trans.c | 10 +- gcc/ada/gcc-interface/utils.c | 12 + gcc/ada/gnat_rm.texi | 1836 +++++++++++--------- gcc/ada/gnat_ugn.texi | 21 +- gcc/ada/init.c | 1 + gcc/ada/libgnarl/a-tasini.ads | 6 +- gcc/ada/libgnat/a-cfdlli.ads | 1 + gcc/ada/libgnat/a-cfhama.ads | 1 + gcc/ada/libgnat/a-cfhase.ads | 1 + gcc/ada/libgnat/a-cfinve.ads | 1 + gcc/ada/libgnat/a-cforma.ads | 1 + gcc/ada/libgnat/a-cforse.ads | 1 + gcc/ada/libgnat/a-chahan.adb | 122 +- gcc/ada/libgnat/a-chahan.ads | 359 +++- gcc/ada/libgnat/a-cofove.ads | 1 + gcc/ada/libgnat/a-except.adb | 90 + gcc/ada/libgnat/a-except.ads | 9 + gcc/ada/libgnat/a-strmap.adb | 337 +++- gcc/ada/libgnat/a-strmap.ads | 127 +- gcc/ada/libgnat/a-strunb.ads | 3 +- gcc/ada/libgnat/a-strunb__shared.ads | 3 +- gcc/ada/libgnat/a-zchhan.adb | 34 + gcc/ada/libgnat/a-zchhan.ads | 29 +- gcc/ada/libgnat/a-zchuni.adb | 19 + gcc/ada/libgnat/a-zchuni.ads | 12 + gcc/ada/libgnat/g-forstr.adb | 6 +- gcc/ada/libgnat/s-arit128.ads | 7 + gcc/ada/libgnat/s-arit64.ads | 7 + gcc/ada/libgnat/s-secsta.ads | 5 + gcc/ada/par-ch4.adb | 88 +- gcc/ada/sem_aggr.adb | 7 +- gcc/ada/sem_ch13.adb | 550 +++++- gcc/ada/sem_ch3.adb | 8 + gcc/ada/sem_prag.adb | 10 + gcc/ada/sem_res.adb | 18 + gcc/ada/sem_util.adb | 160 ++ gcc/ada/sem_util.ads | 72 + gcc/ada/snames.ads-tmpl | 8 +- gcc/ada/sysdep.c | 4 + 55 files changed, 3127 insertions(+), 1131 deletions(-) create mode 100644 gcc/ada/doc/gnat_rm/security_hardening_features.rst