* gcc-interface/Makefile.in (INCLUDES_FOR_SUBDIR): Add $(fsrcdir) by

[pf3gnuchains/gcc-fork.git] / gcc / ada / s-conca3.ads

diff --git a/gcc/ada/s-conca3.ads b/gcc/ada/s-conca3.ads
index 66005a2..c79e24a 100644 (file)
--- a/gcc/ada/s-conca3.ads
+++ b/gcc/ada/s-conca3.ads
@@ -32,16 +32,21 @@
 --  This package contains a procedure for runtime concatenation of three string
 --  operands. It is used when we want to save space in the generated code.
 
-pragma Warnings (Off);
 pragma Compiler_Unit;
-pragma Warnings (On);
 
 package System.Concat_3 is
 
    procedure Str_Concat_3 (R : out String; S1, S2, S3 : String);
    --  Performs the operation R := S1 & S2 & S3. The bounds of R are known to
-   --  be correct, so no bounds checks are required, and it is known that none
-   --  of the input operands overlaps R. No assumptions can be made about
-   --  the lower bounds of any of the operands.
+   --  be correct (usually set by a call to the Str_Concat_Bounds_3 procedure
+   --  below), so no bounds checks are required, and it is known that none of
+   --  the input operands overlaps R. No assumptions can be made about the
+   --  lower bounds of any of the operands.
+
+   procedure Str_Concat_Bounds_3
+     (Lo, Hi     : out Natural;
+      S1, S2, S3 : String);
+   --  Assigns to Lo..Hi the bounds of the result of concatenating the three
+   --  given strings, following the rules in the RM regarding null operands.
 
 end System.Concat_3;