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author | Jing Yu <jingyu@google.com> | 2011-12-19 16:56:54 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2011-12-19 16:56:54 -0800 |
commit | 40d7cd0fd78fe2004e2a53c4618c148339b02733 (patch) | |
tree | 5874557a6c86a1f564a03e5f28b266e31bc3759c /gcc-4.6/gcc/ada/s-sopco3.adb | |
parent | fe2afdf3f3701489c05d2a7509752d6f0c7616f7 (diff) | |
download | toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.tar.gz toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.tar.bz2 toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.zip |
Add gcc-4.6. Synced to @180989
Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile
Diffstat (limited to 'gcc-4.6/gcc/ada/s-sopco3.adb')
-rw-r--r-- | gcc-4.6/gcc/ada/s-sopco3.adb | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/gcc-4.6/gcc/ada/s-sopco3.adb b/gcc-4.6/gcc/ada/s-sopco3.adb new file mode 100644 index 000000000..5e7b6bbcc --- /dev/null +++ b/gcc-4.6/gcc/ada/s-sopco3.adb @@ -0,0 +1,64 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- S Y S T E M . S T R I N G _ O P S _ C O N C A T _ 3 -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1992-2009, Free Software Foundation, Inc. -- +-- -- +-- GNAT is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 3, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- NOTE: This package is obsolescent. It is no longer used by the compiler +-- which now generates concatenation inline. It is retained only because +-- it may be used during bootstrapping using old versions of the compiler. + +pragma Compiler_Unit; + +package body System.String_Ops_Concat_3 is + + ------------------ + -- Str_Concat_3 -- + ------------------ + + function Str_Concat_3 (S1, S2, S3 : String) return String is + begin + if S1'Length = 0 then + return S2 & S3; + + else + declare + L12 : constant Natural := S1'Length + S2'Length; + L13 : constant Natural := L12 + S3'Length; + R : String (S1'First .. S1'First + L13 - 1); + + begin + R (S1'First .. S1'Last) := S1; + R (S1'Last + 1 .. S1'First + L12 - 1) := S2; + R (S1'First + L12 .. R'Last) := S3; + return R; + end; + end if; + end Str_Concat_3; + +end System.String_Ops_Concat_3; |