sinput.ads, [...]: Fix typos.

2015-10-27  Arnaud Charlet  <charlet@adacore.com>

	* sinput.ads, spark_xrefs.ads, lib-xref.adb: Fix typos.

From-SVN: r229417

gcc/ada/ChangeLog

+2015-10-27  Arnaud Charlet  <charlet@adacore.com>
+
+	* sinput.ads, spark_xrefs.ads, lib-xref.adb: Fix typos.
+
 2015-10-27  Pascal Obry  <obry@adacore.com>
 
 	* a-dirval-mingw.adb: Remove some characters from Invalid_Character set.

gcc/ada/lib-xref.adb

@@ -192,7 +192,7 @@ package body Lib.Xref is
          Set_Has_Xref_Entry (Key.Ent);
 
       --  It was already in Xref_Set, so throw away the tentatively-added
-      --  entry
+      --  entry.
 
       else
          Xrefs.Decrement_Last;

gcc/ada/sinput.ads

@@ -136,7 +136,7 @@ package Sinput is
 
    --  The licensing status is determined either by the presence of a
    --  specific pragma License, or by scanning the header for a predefined
-   --  file, or any file if compiling in -gnatg mode.
+   --  statement, or any file if compiling in -gnatg mode.
 
    -----------------------
    -- Source File Table --

gcc/ada/spark_xrefs.ads

@@ -34,11 +34,11 @@ with GNAT.Table;
 
 package SPARK_Xrefs is
 
-   --  SPARK cross-reference information can exist in one of two forms. In the
-   --  ALI file, it is represented using a text format that is described in
-   --  this specification.  Internally it is stored using three tables
-   --  SPARK_Xref_Table, SPARK_Scope_Table and SPARK_File_Table, which are also
-   --  defined in this unit.
+   --  SPARK cross-reference information can exist in one of two forms. In
+   --  the ALI file, it is represented using a text format that is described
+   --  in this specification. Internally it is stored using three tables
+   --  SPARK_Xref_Table, SPARK_Scope_Table and SPARK_File_Table, which are
+   --  also defined in this unit.
 
    --  Lib.Xref.SPARK_Specific is part of the compiler. It extracts SPARK
    --  cross-reference information from the complete set of cross-references