2009-05-06 Bob Duff <duff@adacore.com>

	* gnat_ugn.texi, gnat_rm.texi: Add missing documentation for warnings
	flags.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147161 138bc75d-0d04-0410-961f-82ee72b054a4

3 files changed, 31 insertions, 4 deletions

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 2376b82bdf8..84f5778d45d 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,8 @@
+2009-05-06  Bob Duff  <duff@adacore.com>
+
+	* gnat_ugn.texi, gnat_rm.texi: Add missing documentation for warnings
+	flags.
+
 2009-05-06  Javier Miranda  <miranda@adacore.com>
 
 	* sem_aggr.adb (Valid_Ancestor_Type): Add support for C++ constructors.
diff --git a/gcc/ada/gnat_rm.texi b/gcc/ada/gnat_rm.texi
index 0e126c35aa2..229b7a60c25 100644
--- a/gcc/ada/gnat_rm.texi
+++ b/gcc/ada/gnat_rm.texi
@@ -5147,6 +5147,8 @@ A    turn off all optional warnings
 .A   turn off warnings for failing assertions
 b    turn on warnings for bad fixed value (not multiple of small)
 B*   turn off warnings for bad fixed value (not multiple of small)
+.b*  turn on warnings for biased representation
+.B   turn off warnings for biased representation
 c    turn on warnings for constant conditional
 C*   turn off warnings for constant conditional
 .c   turn on warnings for unrepped components
@@ -5154,6 +5156,7 @@ C*   turn off warnings for constant conditional
 d    turn on warnings for implicit dereference
 D*   turn off warnings for implicit dereference
 e    treat all warnings as errors
+.e   turn on every optional warning
 f    turn on warnings for unreferenced formal
 F*   turn off warnings for unreferenced formal
 g*   turn on warnings for unrecognized pragma
@@ -5177,6 +5180,8 @@ O    turn off warnings for address clause overlay
 .O*  turn off warnings for out parameters assigned but not read
 p    turn on warnings for ineffective pragma Inline in frontend
 P*   turn off warnings for ineffective pragma Inline in frontend
+.p   turn on warnings for parameter ordering
+.P*  turn off warnings for parameter ordering
 q*   turn on warnings for questionable missing parentheses
 Q    turn off warnings for questionable missing parentheses
 r    turn on warnings for redundant construct
@@ -5192,6 +5197,8 @@ v*   turn on warnings for unassigned variable
 V    turn off warnings for unassigned variable
 w*   turn on warnings for wrong low bound assumption
 W    turn off warnings for wrong low bound assumption
+.w   turn on warnings for unnecessary Warnings Off pragmas
+.W*  turn off warnings for unnecessary Warnings Off pragmas
 x*   turn on warnings for export/import
 X    turn off warnings for export/import
 .x   turn on warnings for non-local exceptions
diff --git a/gcc/ada/gnat_ugn.texi b/gcc/ada/gnat_ugn.texi
index 78fee6ac095..3cf58680c6b 100644
--- a/gcc/ada/gnat_ugn.texi
+++ b/gcc/ada/gnat_ugn.texi
@@ -3345,11 +3345,12 @@ In this case the components DT inherited from the C++ side must be
 initialized by a C++ constructor, and the additional Ada components
 of type DT are initialized by GNAT. The initialization of such an
 object is done either by default, or by means of a function returning
-an aggregate of type DT.
+an aggregate of type DT, or by means of an extended aggregate.
 
 @smallexample @c ada
   Obj5 : DT;
   Obj6 : DT := Function_Returning_DT (50);
+  Obj7 : DT := (Constructor (30,40) with C_Value => 50);
 @end smallexample
 
 The declaration of @code{Obj5} invokes the default constructors: the
@@ -3381,7 +3382,7 @@ non-default C++ constructors specified for the imported components.
 For example:
 
 @smallexample @c ada
-  Obj7 : Rec2 (40);
+  Obj8 : Rec2 (40);
 @end smallexample
 
 Using Ada 2005 we can use limited aggregates to initialize an object
@@ -3389,13 +3390,13 @@ invoking C++ constructors that differ from those specified in the type
 declarations. For example:
 
 @smallexample @c ada
-  Obj8 : Rec2 := (Rec => (Data1 => Constructor (15, 16),
+  Obj9 : Rec2 := (Rec => (Data1 => Constructor (15, 16),
                           others => <>),
                   others => <>);
 @end smallexample
 
 The above declaration uses an Ada 2005 limited aggregate to
-initialize @code{Obj8}, and the C++ constructor that has two integer
+initialize @code{Obj9}, and the C++ constructor that has two integer
 arguments is invoked to initialize the @code{Data1} component instead
 of the constructor specified in the declaration of type @code{Rec1}. In
 Ada 2005 the box in the aggregate indicates that unspecified components
@@ -5489,6 +5490,20 @@ The default is that warnings for redundant constructs are not given.
 @cindex @option{-gnatwR} (@command{gcc})
 This switch suppresses warnings for redundant constructs.
 
+@item -gnatw.r
+@emph{Activate warnings for object renaming function.}
+@cindex @option{-gnatw.r} (@command{gcc})
+This switch activates warnings for an object renaming that renames a
+function call, which is equivalent to a constant declaration (as
+opposed to renaming the function itself).  The default is that these
+warnings are given.  This warning can also be turned on using
+@option{-gnatwa}.
+
+@item -gnatw.R
+@emph{Suppress warnings for object renaming function.}
+@cindex @option{-gnatwT} (@command{gcc})
+This switch suppresses warnings for object renaming function.
+
 @item -gnatws
 @emph{Suppress all warnings.}
 @cindex @option{-gnatws} (@command{gcc})