[multiple changes]

2014-01-27  Ben Brosgol  <brosgol@adacore.com>

	* gnat_rm.texi: Minor clarifications.

2014-01-27  Robert Dewar  <dewar@adacore.com>

	* sem_elab.adb (Check_Internal_Call_Continue): Avoid complaining
	about call that is generated as part of an Initial_Condition
	check.
	* sem_prag.adb: Minor spelling correction.

From-SVN: r207136

4 files changed, 61 insertions, 18 deletions

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 64dc2e9..af3418f 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,14 @@
+2014-01-27  Ben Brosgol  <brosgol@adacore.com>
+
+	* gnat_rm.texi: Minor clarifications.
+
+2014-01-27  Robert Dewar  <dewar@adacore.com>
+
+	* sem_elab.adb (Check_Internal_Call_Continue): Avoid complaining
+	about call that is generated as part of an Initial_Condition
+	check.
+	* sem_prag.adb: Minor spelling correction.
+
 2014-01-27  Robert Dewar  <dewar@adacore.com>
 
 	* sem_prag.adb (Set_Convention_From_Pragma): Check that
diff --git a/gcc/ada/gnat_rm.texi b/gcc/ada/gnat_rm.texi
index 210ed23..54edf04 100644
--- a/gcc/ada/gnat_rm.texi
+++ b/gcc/ada/gnat_rm.texi
@@ -26,8 +26,6 @@ included in the section entitled ``GNU Free Documentation License''.
 @end copying
 
 @set EDITION GNAT
-@set DEFAULTLANGUAGEVERSION Ada 2005
-@set NONDEFAULTLANGUAGEVERSION Ada 95
 
 @settitle GNAT Reference Manual
 
@@ -697,15 +695,15 @@ This manual contains useful information in writing programs using the
 characteristics of @value{EDITION}, including all the information required by
 Annex M of the Ada language standard.
 
-@value{EDITION} implements Ada 95 and Ada 2005, and it may also be invoked in
-Ada 83 compatibility mode.
-By default, @value{EDITION} assumes @value{DEFAULTLANGUAGEVERSION},
+@value{EDITION} implements Ada 95, Ada 2005 and Ada 2012, and it may also be
+invoked in Ada 83 compatibility mode.
+By default, @value{EDITION} assumes Ada 2012,
 but you can override with a compiler switch
 to explicitly specify the language version.
 (Please refer to @ref{Compiling Different Versions of Ada,,, gnat_ugn,
 @value{EDITION} User's Guide}, for details on these switches.)
 Throughout this manual, references to ``Ada'' without a year suffix
-apply to both the Ada 95 and Ada 2005 versions of the language.
+apply to all the Ada versions of the language.
 
 Ada is designed to be highly portable.
 In general, a program will have the same effect even when compiled by
@@ -2972,11 +2970,11 @@ You can use this pragma either to access a predefined @code{System}
 extension supplied with the compiler, for example @code{Aux_DEC} or
 you can construct your own extension unit following the above
 definition.  Note that such a package is a child of @code{System}
-and thus is considered part of the implementation.  To compile
-it you will have to use the appropriate switch for compiling
-system units.
-@xref{Top, @value{EDITION} User's Guide, About This Guide, gnat_ugn, @value{EDITION} User's Guide},
-for details.
+and thus is considered part of the implementation.
+To compile it you will have to use the @option{-gnatg} switch,
+or the @option{/GNAT_INTERNAL} qualifier on OpenVMS,
+for compiling System units, as explained in the
+@value{EDITION} User's Guide.
 
 @node Pragma Extensions_Allowed
 @unnumberedsec Pragma Extensions_Allowed
diff --git a/gcc/ada/sem_elab.adb b/gcc/ada/sem_elab.adb
index b0b4534..8447be1 100644
--- a/gcc/ada/sem_elab.adb
+++ b/gcc/ada/sem_elab.adb
@@ -2155,18 +2155,52 @@ package body Sem_Elab is
 
       declare
          P : Node_Id;
+         O : Node_Id;
+
       begin
          P := Parent (N);
          loop
+            --  Keep looking at parents if we are still in the subexpression
+
             if Nkind (P) in N_Subexpr then
                P := Parent (P);
-            elsif Nkind (P) = N_If_Statement
-              and then Nkind (Original_Node (P)) = N_Pragma
-              and then Present (Corresponding_Aspect (Original_Node (P)))
-            then
-               return;
+
+            --  Here P is the parent of the expression, check for special case
+
             else
-               exit;
+               O := Original_Node (P);
+
+               --  Definitely not the special case if orig node is not a pragma
+
+               exit when Nkind (O) /= N_Pragma;
+
+               --  Check we have an If statement or a null statement (happens
+               --  when the If has been expanded to be True).
+
+               exit when not Nkind_In (P, N_If_Statement, N_Null_Statement);
+
+               --  Our special case will be indicated either by the pragma
+               --  coming from an aspect ...
+
+               if Present (Corresponding_Aspect (O)) then
+                  return;
+
+               --  Or, in the case of an initial condition, specifically by a
+               --  Check pragma specifying an Initial_Condition check.
+
+               elsif Pragma_Name (O) = Name_Check
+                 and then
+                   Chars
+                     (Expression (First (Pragma_Argument_Associations (O)))) =
+                                                       Name_Initial_Condition
+               then
+                  return;
+
+               --  For anything else, we have an error
+
+               else
+                  exit;
+               end if;
             end if;
          end loop;
       end;
diff --git a/gcc/ada/sem_prag.adb b/gcc/ada/sem_prag.adb
index 624bf43..42f3c3f 100644
--- a/gcc/ada/sem_prag.adb
+++ b/gcc/ada/sem_prag.adb
@@ -2358,7 +2358,7 @@ package body Sem_Prag is
       end if;
 
       --  The expression is preanalyzed because it has not been moved to its
-      --  final place yet. A direct analysis may generate sife effects and this
+      --  final place yet. A direct analysis may generate side effects and this
       --  is not desired at this point.
 
       Preanalyze_And_Resolve (Expr, Standard_Boolean);