projects / thirdparty / gcc.git / blame
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|---|---|---|
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1 | ------------------------------------------------------------------------------ |
| 2 | -- -- | |
| 3 | -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- | |
| 4 | -- -- | |
| 5 | -- S Y S T E M . C O N C A T _ 7 -- | |
| 6 | -- -- | |
| 7 | -- S p e c -- | |
| 8 | -- -- | |
| 4b490c1e | 9 | -- Copyright (C) 2008-2020, Free Software Foundation, Inc. -- |
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10 | -- -- |
| 11 | -- GNAT is free software; you can redistribute it and/or modify it under -- | |
| 12 | -- terms of the GNU General Public License as published by the Free Soft- -- | |
| 13 | -- ware Foundation; either version 3, or (at your option) any later ver- -- | |
| 14 | -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | |
| 15 | -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- | |
| 16 | -- or FITNESS FOR A PARTICULAR PURPOSE. -- | |
| 17 | -- -- | |
| 18 | -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
| 19 | -- additional permissions described in the GCC Runtime Library Exception, -- | |
| 20 | -- version 3.1, as published by the Free Software Foundation. -- | |
| 21 | -- -- | |
| 22 | -- You should have received a copy of the GNU General Public License and -- | |
| 23 | -- a copy of the GCC Runtime Library Exception along with this program; -- | |
| 24 | -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
| 25 | -- <http://www.gnu.org/licenses/>. -- | |
| 26 | -- -- | |
| 27 | -- GNAT was originally developed by the GNAT team at New York University. -- | |
| 28 | -- Extensive contributions were provided by Ada Core Technologies Inc. -- | |
| 29 | -- -- | |
| 30 | ------------------------------------------------------------------------------ | |
| 31 | ||
| 32 | -- This package contains a procedure for runtime concatenation of seven string | |
| 33 | -- operands. It is used when we want to save space in the generated code. | |
| 34 | ||
| 0355e3eb | 35 | pragma Compiler_Unit_Warning; |
| bded454f RD |
36 | |
| 37 | package System.Concat_7 is | |
| 38 | ||
| 39 | procedure Str_Concat_7 | |
| 40 | (R : out String; | |
| 41 | S1, S2, S3, S4, S5, S6, S7 : String); | |
| d0f8d157 AC |
42 | -- Performs the operation R := S1 & S2 & S3 & S4 & S5 & S6 & S7. The |
| 43 | -- bounds of R are known to be correct (usually set by a call to the | |
| 44 | -- Str_Concat_Bounds_8 procedure below), so no bounds checks are required, | |
| 45 | -- and it is known that none of the input operands overlaps R. No | |
| 46 | -- assumptions can be made about the lower bounds of any of the operands. | |
| 47 | ||
| 48 | procedure Str_Concat_Bounds_7 | |
| 49 | (Lo, Hi : out Natural; | |
| 50 | S1, S2, S3, S4, S5, S6, S7 : String); | |
| 51 | -- Assigns to Lo..Hi the bounds of the result of concatenating the seven | |
| 52 | -- given strings, following the rules in the RM regarding null operands. | |
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53 | |
| 54 | end System.Concat_7; |