s-taprop-vxworks.adb, [...]: Minor reformatting.

2011-08-31  Robert Dewar  <dewar@adacore.com>

	* s-taprop-vxworks.adb, sem_ch5.adb, s-taprop-tru64.adb, exp_alfa.adb,
	s-taprop-vms.adb, bindgen.adb, s-mudido.adb, s-mudido.ads,
	sem_res.adb, expander.adb, s-taprop-mingw.adb, s-taprop-linux.adb,
	s-taprop-solaris.adb, s-mudido-affinity.adb, vms_conv.adb,
	s-taprop-irix.adb, s-taprop.ads, s-taskin.adb, s-taskin.ads,
	s-taprop-hpux-dce.adb, a-chtgbo.adb, s-taprop-posix.adb: Minor
	reformatting.

From-SVN: r178357

gcc/ada/ChangeLog

+2011-08-31  Robert Dewar  <dewar@adacore.com>
+
+	* s-taprop-vxworks.adb, sem_ch5.adb, s-taprop-tru64.adb, exp_alfa.adb,
+	s-taprop-vms.adb, bindgen.adb, s-mudido.adb, s-mudido.ads,
+	sem_res.adb, expander.adb, s-taprop-mingw.adb, s-taprop-linux.adb,
+	s-taprop-solaris.adb, s-mudido-affinity.adb, vms_conv.adb,
+	s-taprop-irix.adb, s-taprop.ads, s-taskin.adb, s-taskin.ads,
+	s-taprop-hpux-dce.adb, a-chtgbo.adb, s-taprop-posix.adb: Minor
+	reformatting.
+
 2011-08-31  Hristian Kirtchev  <kirtchev@adacore.com>
 
 	* sem_ch12 (Check_Private_View): Revert previous change.

gcc/ada/a-chtgbo.adb

@@ -139,6 +139,14 @@ package body Ada.Containers.Hash_Tables.Generic_Bounded_Operations is
       N : Nodes_Type renames HT.Nodes;
 
    begin
+      --  This subprogram "deallocates" a node by relinking the node off of the
+      --  active list and onto the free list. Previously it would flag index
+      --  value 0 as an error. The precondition was weakened, so that index
+      --  value 0 is now allowed, and this value is interpreted to mean "do
+      --  nothing". This makes its behavior analogous to the behavior of
+      --  Ada.Unchecked_Conversion, and allows callers to avoid having to add
+      --  special-case checks at the point of call.
+
       if X = 0 then
          return;
       end if;

gcc/ada/bindgen.adb

@@ -240,7 +240,9 @@ package body Bindgen is
    -- Local Subprograms --
    -----------------------
 
-   procedure Check_File_In_Partition (File_Name : String; Flag : out Boolean);
+   procedure Check_File_In_Partition
+     (File_Name : String;
+      Flag      : out Boolean);
    --  If the file indicated by File_Name is in the partition the Flag is set
    --  to True, False otherwise.
 
@@ -401,7 +403,9 @@ package body Bindgen is
    -----------------------------
 
    procedure Check_File_In_Partition
-     (File_Name : String; Flag : out Boolean) is
+     (File_Name : String;
+      Flag      : out Boolean)
+   is
    begin
       for J in Units.First .. Units.Last loop
          if Get_Name_String (Units.Table (J).Sfile) = File_Name then

gcc/ada/exp_alfa.adb

@@ -45,8 +45,8 @@ package body Exp_Alfa is
    procedure Expand_Alfa_Call (N : Node_Id);
    --  This procedure contains common processing for function and procedure
    --  calls:
-   --  * expansion of actuals to introduce necessary temporaries
-   --  * replacement of renaming by subprogram renamed
+   --    * expansion of actuals to introduce necessary temporaries
+   --    * replacement of renaming by subprogram renamed
 
    procedure Expand_Alfa_N_Attribute_Reference (N : Node_Id);
    --  Expand attributes 'Old and 'Result only
@@ -89,7 +89,6 @@ package body Exp_Alfa is
 
          when others =>
             null;
-
       end case;
    end Expand_Alfa;
 

gcc/ada/s-mudido-affinity.adb

@@ -45,8 +45,8 @@ package body System.Multiprocessors.Dispatching_Domains is
    -- Local data --
    ----------------
 
-   Dispatching_Domain_Tasks :
-     array (CPU'First .. Number_Of_CPUs) of Natural := (others => 0);
+   Dispatching_Domain_Tasks : array (CPU'First .. Number_Of_CPUs) of Natural :=
+                                (others => 0);
    --  We need to store whether there are tasks allocated to concrete
    --  processors in the default system dispatching domain because we need to
    --  check it before creating a new dispatching domain.
@@ -88,7 +88,7 @@ package body System.Multiprocessors.Dispatching_Domains is
      (Domain : in out Dispatching_Domain;
       CPU    : CPU_Range := Not_A_Specific_CPU;
       T      : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
+                 Ada.Task_Identification.Current_Task)
    is
       Target : constant ST.Task_Id := Convert_Ids (T);
 
@@ -135,13 +135,15 @@ package body System.Multiprocessors.Dispatching_Domains is
       use type System.Tasking.Task_Id;
 
       Valid_System_Domain : constant Boolean :=
-        (First > CPU'First and then
-           not (System_Dispatching_Domain (CPU'First .. First - 1) =
-                (CPU'First .. First - 1 => False)))
-          or else
-        (Last < Number_Of_CPUs and then
-           not (System_Dispatching_Domain (Last + 1 .. Number_Of_CPUs) =
-                (Last + 1 .. Number_Of_CPUs => False)));
+        (First > CPU'First
+          and then
+            not (System_Dispatching_Domain (CPU'First .. First - 1) =
+                                         (CPU'First .. First - 1 => False)))
+                  or else (Last < Number_Of_CPUs
+                            and then not
+                              (System_Dispatching_Domain
+                                (Last + 1 .. Number_Of_CPUs) =
+                                  (Last + 1 .. Number_Of_CPUs => False)));
       --  Constant that indicates whether there would exist a non-empty system
       --  dispatching domain after the creation of this dispatching domain.
 
@@ -231,7 +233,9 @@ package body System.Multiprocessors.Dispatching_Domains is
    -----------------------------
 
    procedure Delay_Until_And_Set_CPU
-     (Delay_Until_Time : Ada.Real_Time.Time; CPU : CPU_Range) is
+     (Delay_Until_Time : Ada.Real_Time.Time;
+      CPU              : CPU_Range)
+   is
    begin
       --  Not supported atomically by the underlying operating systems.
       --  Operating systems use to migrate the task immediately after the call
@@ -258,8 +262,8 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_CPU
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return CPU_Range is
+            Ada.Task_Identification.Current_Task) return CPU_Range
+   is
    begin
       return Convert_Ids (T).Common.Base_CPU;
    end Get_CPU;
@@ -270,8 +274,8 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_Dispatching_Domain
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return Dispatching_Domain is
+            Ada.Task_Identification.Current_Task) return Dispatching_Domain
+   is
    begin
       return Dispatching_Domain (Convert_Ids (T).Common.Domain);
    end Get_Dispatching_Domain;
@@ -317,7 +321,7 @@ package body System.Multiprocessors.Dispatching_Domains is
    procedure Set_CPU
      (CPU : CPU_Range;
       T   : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
+              Ada.Task_Identification.Current_Task)
    is
       Target : constant ST.Task_Id := Convert_Ids (T);
 
@@ -366,8 +370,8 @@ package body System.Multiprocessors.Dispatching_Domains is
       --  Change the number of tasks attached to a given task in the system
       --  domain if needed.
 
-      if not Dispatching_Domains_Frozen and then
-        (Domain = null or else Domain = ST.System_Domain)
+      if not Dispatching_Domains_Frozen
+        and then (Domain = null or else Domain = ST.System_Domain)
       then
          --  Reduce the number of tasks attached to the CPU from which this
          --  task is being moved, if needed.

gcc/ada/s-mudido.adb

@@ -54,10 +54,9 @@ package body System.Multiprocessors.Dispatching_Domains is
      (Domain : in out Dispatching_Domain;
       CPU    : CPU_Range := Not_A_Specific_CPU;
       T      : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
+                 Ada.Task_Identification.Current_Task)
    is
       pragma Unreferenced (Domain, CPU, T);
-
    begin
       raise Dispatching_Domain_Error with "dispatching domains not supported";
    end Assign_Task;
@@ -68,7 +67,6 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Create (First, Last : CPU) return Dispatching_Domain is
       pragma Unreferenced (First, Last);
-
    begin
       raise Dispatching_Domain_Error with "dispatching domains not supported";
       return System_Dispatching_Domain;
@@ -79,10 +77,10 @@ package body System.Multiprocessors.Dispatching_Domains is
    -----------------------------
 
    procedure Delay_Until_And_Set_CPU
-     (Delay_Until_Time : Ada.Real_Time.Time; CPU : CPU_Range)
+     (Delay_Until_Time : Ada.Real_Time.Time;
+      CPU              : CPU_Range)
    is
       pragma Unreferenced (Delay_Until_Time, CPU);
-
    begin
       raise Dispatching_Domain_Error with "dispatching domains not supported";
    end Delay_Until_And_Set_CPU;
@@ -102,11 +100,9 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_CPU
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return CPU_Range
+            Ada.Task_Identification.Current_Task) return CPU_Range
    is
       pragma Unreferenced (T);
-
    begin
       return Not_A_Specific_CPU;
    end Get_CPU;
@@ -117,11 +113,9 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_Dispatching_Domain
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return Dispatching_Domain
+            Ada.Task_Identification.Current_Task) return Dispatching_Domain
    is
       pragma Unreferenced (T);
-
    begin
       return System_Dispatching_Domain;
    end Get_Dispatching_Domain;
@@ -132,7 +126,6 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_First_CPU (Domain : Dispatching_Domain) return CPU is
       pragma Unreferenced (Domain);
-
    begin
       return CPU'First;
    end Get_First_CPU;
@@ -143,7 +136,6 @@ package body System.Multiprocessors.Dispatching_Domains is
 
    function Get_Last_CPU (Domain : Dispatching_Domain) return CPU is
       pragma Unreferenced (Domain);
-
    begin
       return Number_Of_CPUs;
    end Get_Last_CPU;
@@ -155,10 +147,9 @@ package body System.Multiprocessors.Dispatching_Domains is
    procedure Set_CPU
      (CPU : CPU_Range;
       T   : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
+              Ada.Task_Identification.Current_Task)
    is
       pragma Unreferenced (CPU, T);
-
    begin
       raise Dispatching_Domain_Error with "dispatching domains not supported";
    end Set_CPU;

gcc/ada/s-mudido.ads

@@ -39,31 +39,31 @@ package System.Multiprocessors.Dispatching_Domains is
 
    function Get_Dispatching_Domain
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return Dispatching_Domain;
+            Ada.Task_Identification.Current_Task) return Dispatching_Domain;
 
    procedure Assign_Task
      (Domain : in out Dispatching_Domain;
       CPU    : CPU_Range := Not_A_Specific_CPU;
       T      : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task);
+                 Ada.Task_Identification.Current_Task);
 
    procedure Set_CPU
      (CPU : CPU_Range;
       T   : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task);
+              Ada.Task_Identification.Current_Task);
 
    function Get_CPU
      (T : Ada.Task_Identification.Task_Id :=
-        Ada.Task_Identification.Current_Task)
-      return CPU_Range;
+            Ada.Task_Identification.Current_Task) return CPU_Range;
 
    procedure Delay_Until_And_Set_CPU
-     (Delay_Until_Time : Ada.Real_Time.Time; CPU : CPU_Range);
+     (Delay_Until_Time : Ada.Real_Time.Time;
+      CPU              : CPU_Range);
 
 private
    type Dispatching_Domain is new System.Tasking.Dispatching_Domain_Access;
 
    System_Dispatching_Domain : constant Dispatching_Domain :=
-     Dispatching_Domain (System.Tasking.System_Domain);
+                                 Dispatching_Domain
+                                   (System.Tasking.System_Domain);
 end System.Multiprocessors.Dispatching_Domains;

gcc/ada/s-taprop-hpux-dce.adb

@@ -1247,6 +1247,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id) is
       pragma Unreferenced (T);
+
    begin
       --  Setting task affinity is not supported by the underlying system
 

gcc/ada/s-taprop-irix.adb

@@ -1348,6 +1348,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id) is
       pragma Unreferenced (T);
+
    begin
       --  Setting task affinity is not supported by the underlying system
 

gcc/ada/s-taprop-linux.adb

@@ -885,6 +885,7 @@ package body System.Task_Primitives.Operations is
       elsif T.Common.Domain /= null then
          declare
             CPU_Set : aliased cpu_set_t := (bits => (others => False));
+
          begin
             --  Set the affinity to all the processors belonging to the
             --  dispatching domain.
@@ -1365,7 +1366,6 @@ package body System.Task_Primitives.Operations is
       if pthread_setaffinity_np'Address /= System.Null_Address then
          declare
             CPU_Set : access cpu_set_t := null;
-
             Result  : Interfaces.C.int;
 
          begin
@@ -1374,6 +1374,7 @@ package body System.Task_Primitives.Operations is
             --  domain, if any.
 
             if T.Common.Base_CPU /= Multiprocessors.Not_A_Specific_CPU then
+
                --  Set the affinity to an unique CPU
 
                CPU_Set := new cpu_set_t'(bits => (others => False));
@@ -1389,9 +1390,10 @@ package body System.Task_Primitives.Operations is
             --  Handle dispatching domains
 
             elsif T.Common.Domain /= null and then
-              (T.Common.Domain /= ST.System_Domain or else
-               T.Common.Domain.all /= (Multiprocessors.CPU'First ..
-                                       Multiprocessors.Number_Of_CPUs => True))
+              (T.Common.Domain /= ST.System_Domain
+                or else T.Common.Domain.all /=
+                          (Multiprocessors.CPU'First ..
+                           Multiprocessors.Number_Of_CPUs => True))
             then
                --  Set the affinity to all the processors belonging to the
                --  dispatching domain. To avoid changing CPU affinities when
@@ -1414,9 +1416,7 @@ package body System.Task_Primitives.Operations is
             if CPU_Set /= null then
                Result :=
                  pthread_setaffinity_np
-                   (T.Common.LL.Thread,
-                    CPU_SETSIZE / 8,
-                    CPU_Set);
+                   (T.Common.LL.Thread, CPU_SETSIZE / 8, CPU_Set);
                pragma Assert (Result = 0);
             end if;
          end;

gcc/ada/s-taprop-mingw.adb

@@ -1187,6 +1187,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_True (S : in out Suspension_Object) is
       Result : BOOL;
+
    begin
       SSL.Abort_Defer.all;
 
@@ -1203,6 +1204,7 @@ package body System.Task_Primitives.Operations is
 
          Result := SetEvent (S.CV);
          pragma Assert (Result = Win32.TRUE);
+
       else
          S.State := True;
       end if;
@@ -1226,6 +1228,7 @@ package body System.Task_Primitives.Operations is
       EnterCriticalSection (S.L'Access);
 
       if S.Waiting then
+
          --  Program_Error must be raised upon calling Suspend_Until_True
          --  if another task is already waiting on that suspension object
          --  (ARM D.10 par. 10).
@@ -1235,6 +1238,7 @@ package body System.Task_Primitives.Operations is
          SSL.Abort_Undefer.all;
 
          raise Program_Error;
+
       else
          --  Suspend the task if the state is False. Otherwise, the task
          --  continues its execution, and the state of the suspension object
@@ -1246,6 +1250,7 @@ package body System.Task_Primitives.Operations is
             LeaveCriticalSection (S.L'Access);
 
             SSL.Abort_Undefer.all;
+
          else
             S.Waiting := True;
 
@@ -1268,8 +1273,7 @@ package body System.Task_Primitives.Operations is
    -- Check_Exit --
    ----------------
 
-   --  Dummy versions.  The only currently working versions is for solaris
-   --  (native).
+   --  Dummy versions, currently this only works for solaris (native)
 
    function Check_Exit (Self_ID : ST.Task_Id) return Boolean is
       pragma Unreferenced (Self_ID);
@@ -1365,8 +1369,9 @@ package body System.Task_Primitives.Operations is
          --  The CPU numbering in pragma CPU starts at 1 while the subprogram
          --  to set the affinity starts at 0, therefore we must substract 1.
 
-         Result := SetThreadIdealProcessor
-           (T.Common.LL.Thread, ProcessorId (T.Common.Base_CPU) - 1);
+         Result :=
+           SetThreadIdealProcessor
+             (T.Common.LL.Thread, ProcessorId (T.Common.Base_CPU) - 1);
          pragma Assert (Result = 1);
 
       --  Task_Info
@@ -1381,10 +1386,12 @@ package body System.Task_Primitives.Operations is
 
       --  Dispatching domains
 
-      elsif T.Common.Domain /= null and then
-              (T.Common.Domain /= ST.System_Domain or else
-               T.Common.Domain.all /= (Multiprocessors.CPU'First ..
-                                       Multiprocessors.Number_Of_CPUs => True))
+      elsif T.Common.Domain /= null
+        and then (T.Common.Domain /= ST.System_Domain
+                   or else
+                     T.Common.Domain.all /=
+                       (Multiprocessors.CPU'First ..
+                        Multiprocessors.Number_Of_CPUs => True))
       then
          declare
             CPU_Set : DWORD := 0;
@@ -1392,6 +1399,7 @@ package body System.Task_Primitives.Operations is
          begin
             for Proc in T.Common.Domain'Range loop
                if T.Common.Domain (Proc) then
+
                   --  The thread affinity mask is a bit vector in which each
                   --  bit represents a logical processor.
 

gcc/ada/s-taprop-posix.adb

@@ -1455,6 +1455,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id) is
       pragma Unreferenced (T);
+
    begin
       --  Setting task affinity is not supported by the underlying system
 

gcc/ada/s-taprop-solaris.adb

@@ -1947,7 +1947,7 @@ package body System.Task_Primitives.Operations is
       --  pragma CPU
 
       if T.Common.Base_CPU /=
-        System.Multiprocessors.Not_A_Specific_CPU
+           System.Multiprocessors.Not_A_Specific_CPU
       then
          --  The CPU numbering in pragma CPU starts at 1 while the subprogram
          --  to set the affinity starts at 0, therefore we must substract 1.
@@ -1968,6 +1968,7 @@ package body System.Task_Primitives.Operations is
 
             if T.Common.Task_Info.CPU = ANY_CPU then
                Result := 0;
+
                Proc := 0;
                while Proc < Last_Proc loop
                   Result := p_online (Proc, PR_STATUS);
@@ -1988,6 +1989,7 @@ package body System.Task_Primitives.Operations is
                then
                   raise Invalid_CPU_Number;
                end if;
+
                Result :=
                  processor_bind
                    (P_LWPID, id_t (T.Common.LL.LWP),
@@ -1998,15 +2000,15 @@ package body System.Task_Primitives.Operations is
 
       --  Handle dispatching domains
 
-      elsif T.Common.Domain /= null and then
-              (T.Common.Domain /= ST.System_Domain or else
-               T.Common.Domain.all /= (Multiprocessors.CPU'First ..
-                                       Multiprocessors.Number_Of_CPUs => True))
+      elsif T.Common.Domain /= null
+        and then (T.Common.Domain /= ST.System_Domain
+                   or else T.Common.Domain.all /=
+                             (Multiprocessors.CPU'First ..
+                              Multiprocessors.Number_Of_CPUs => True))
       then
          declare
             CPU_Set : aliased psetid_t;
-
-            Result : int;
+            Result  : int;
 
          begin
             Result := pset_create (CPU_Set'Access);
@@ -2016,9 +2018,9 @@ package body System.Task_Primitives.Operations is
             --  dispatching domain.
 
             for Proc in T.Common.Domain'Range loop
+
                --  The Ada CPU numbering starts at 1 while the subprogram to
-               --  set the affinity starts at 0, therefore we must substract
-               --  1.
+               --  set the affinity starts at 0, therefore we must substract 1.
 
                if T.Common.Domain (Proc) then
                   Result :=

gcc/ada/s-taprop-tru64.adb

@@ -1361,6 +1361,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id) is
       pragma Unreferenced (T);
+
    begin
       --  Setting task affinity is not supported by the underlying system
 

gcc/ada/s-taprop-vms.adb

@@ -1260,6 +1260,7 @@ package body System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id) is
       pragma Unreferenced (T);
+
    begin
       --  Setting task affinity is not supported by the underlying system
 

gcc/ada/s-taprop-vxworks.adb

@@ -1411,9 +1411,9 @@ package body System.Task_Primitives.Operations is
       --  pragma CPU
 
       if T.Common.Base_CPU /= System.Multiprocessors.Not_A_Specific_CPU then
-         --  Ada 2012 pragma CPU uses CPU numbers starting from 1, while
-         --  on VxWorks the first CPU is identified by a 0, so we need to
-         --  adjust.
+
+         --  Ada 2012 pragma CPU uses CPU numbers starting from 1, while on
+         --  VxWorks the first CPU is identified by a 0, so we need to adjust.
 
          Result :=
            taskCpuAffinitySet
@@ -1422,24 +1422,26 @@ package body System.Task_Primitives.Operations is
       --  Task_Info
 
       elsif T.Common.Task_Info /= Unspecified_Task_Info then
-         Result :=
-           taskCpuAffinitySet (T.Common.LL.Thread, T.Common.Task_Info);
+         Result := taskCpuAffinitySet (T.Common.LL.Thread, T.Common.Task_Info);
 
       --  Handle dispatching domains
 
-      elsif T.Common.Domain /= null and then
-              (T.Common.Domain /= ST.System_Domain or else
-               T.Common.Domain.all /= (Multiprocessors.CPU'First ..
-                                       Multiprocessors.Number_Of_CPUs => True))
+      elsif T.Common.Domain /= null
+        and then (T.Common.Domain /= ST.System_Domain
+                   or else T.Common.Domain.all /=
+                             (Multiprocessors.CPU'First ..
+                              Multiprocessors.Number_Of_CPUs => True))
       then
          declare
             CPU_Set : unsigned := 0;
+
          begin
             --  Set the affinity to all the processors belonging to the
             --  dispatching domain.
 
             for Proc in T.Common.Domain'Range loop
                if T.Common.Domain (Proc) then
+
                   --  The thread affinity mask is a bit vector in which each
                   --  bit represents a logical processor.
 
@@ -1447,8 +1449,7 @@ package body System.Task_Primitives.Operations is
                end if;
             end loop;
 
-            Result :=
-              taskMaskAffinitySet (T.Common.LL.Thread, CPU_Set);
+            Result := taskMaskAffinitySet (T.Common.LL.Thread, CPU_Set);
          end;
       end if;
    end Set_Task_Affinity;

gcc/ada/s-taprop.ads

@@ -549,6 +549,7 @@ package System.Task_Primitives.Operations is
 
    procedure Set_Task_Affinity (T : ST.Task_Id);
    --  Enforce at the operating system level the task affinity defined in the
-   --  Ada Task Control Block.
+   --  Ada Task Control Block. Has no effect if the underlying operating system
+   --  does not support this capability.
 
 end System.Task_Primitives.Operations;

gcc/ada/s-taskin.adb

@@ -224,8 +224,10 @@ package body System.Tasking is
       --  into account. Use Number_Of_CPUs to know the exact number of
       --  processors in the system at execution time.
 
-      System_Domain := new Dispatching_Domain'
-        (Multiprocessors.CPU'First .. Multiprocessors.Number_Of_CPUs => True);
+      System_Domain :=
+        new Dispatching_Domain'
+          (Multiprocessors.CPU'First .. Multiprocessors.Number_Of_CPUs =>
+             True);
 
       T.Common.Domain := System_Domain;
 

gcc/ada/s-taskin.ads

@@ -394,8 +394,7 @@ package System.Tasking is
    type Dispatching_Domain_Access is access Dispatching_Domain;
 
    System_Domain : Dispatching_Domain_Access;
-   --  All processors belong to the default system dispatching domain at start
-   --  up.
+   --  All processors belong to default system dispatching domain at start up
 
    ------------------------------------
    -- Task related other definitions --
@@ -419,9 +418,8 @@ package System.Tasking is
 
    function Storage_Size (T : Task_Id) return System.Parameters.Size_Type;
    --  Retrieve from the TCB of the task the allocated size of its stack,
-   --  either the system default or the size specified by a pragma. This
-   --  is in general a non-static value that can depend on discriminants
-   --  of the task.
+   --  either the system default or the size specified by a pragma. This is in
+   --  general a non-static value that can depend on discriminants of the task.
 
    type Bit_Array is array (Integer range <>) of Boolean;
    pragma Pack (Bit_Array);
@@ -429,8 +427,8 @@ package System.Tasking is
    subtype Debug_Event_Array is Bit_Array (1 .. 16);
 
    Global_Task_Debug_Event_Set : Boolean := False;
-   --  Set True when running under debugger control and a task debug
-   --  event signal has been requested.
+   --  Set True when running under debugger control and a task debug event
+   --  signal has been requested.
 
    ----------------------------------------------
    -- Ada_Task_Control_Block (ATCB) definition --

gcc/ada/sem_ch5.adb

@@ -2250,15 +2250,13 @@ package body Sem_Ch5 is
          Analyze (Subt);
       end if;
 
-      --  If the domain of iteration is an expression, create a declaration
-      --  for it, so that finalization actions are introduced outside of the
-      --  loop.
+      --  If domain of iteration is an expression, create a declaration for it,
+      --  so that finalization actions are introduced outside of the loop.
 
       if not Is_Entity_Name (Iter_Name) then
          declare
-            Id : constant Entity_Id := Make_Temporary (Loc, 'R', Iter_Name);
-
-            Decl   : Node_Id;
+            Id   : constant Entity_Id := Make_Temporary (Loc, 'R', Iter_Name);
+            Decl : Node_Id;
 
          begin
             Typ := Etype (Iter_Name);

gcc/ada/sem_res.adb

@@ -8101,8 +8101,8 @@ package body Sem_Res is
          Resolve (Condition (N), Typ);
          Expander_Mode_Restore;
 
-      --  In ALFA mode, we need expansion in order to introduce properly the
-      --  necessary transient scopes.
+      --  In ALFA mode, we need normal expansion in order to properly introduce
+      --  the necessary transient scopes.
 
       else
          Resolve (Condition (N), Typ);