source:
tests/genericUnion.cfa@
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| 1 | // |
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo |
| 3 | // |
| 4 | // The contents of this file are covered under the licence agreement in the |
| 5 | // file "LICENCE" distributed with Cforall. |
| 6 | // |
| 7 | // genericUnion.cfa -- |
| 8 | // |
| 9 | // Author : Peter A. Buhr |
| 10 | // Created On : Tue Dec 25 14:42:46 2018 |
| 11 | // Last Modified By : Peter A. Buhr |
| 12 | // Last Modified On : Fri Oct 20 09:13:26 2023 |
| 13 | // Update Count : 15 |
| 14 | // |
| 15 | |
| 16 | #include <fstream.hfa> |
| 17 | #include <limits.hfa> |
| 18 | |
| 19 | forall( T ) |
| 20 | union ByteView { |
| 21 | T val; |
| 22 | char bytes[(sizeof(int))]; // want to change to sizeof(T) |
| 23 | }; |
| 24 | |
| 25 | forall(T) |
| 26 | void print( ByteView(T) x ) { |
| 27 | for ( i; sizeof(int) ) { // want to change to sizeof(T) |
| 28 | sout | nobase( pad0( wd( 2, hex( x.bytes[i] & 0xff ) ) ) ) | nosep; |
| 29 | } |
| 30 | } |
| 31 | |
| 32 | forall(T) |
| 33 | void f( ByteView(T) x, T val ) { |
| 34 | print( x ); |
| 35 | sout | " "; |
| 36 | x.val = val; |
| 37 | print( x ); |
| 38 | sout | nl; |
| 39 | } |
| 40 | |
| 41 | int main() { |
| 42 | sout | nlOff; |
| 43 | ByteView(unsigned) u = { 0 }; |
| 44 | ByteView(int) i = { 0 }; |
| 45 | f( u, MAX ); |
| 46 | f( i, -1 ); |
| 47 | } |
| 48 | |
| 49 | // Local Variables: // |
| 50 | // tab-width: 4 // |
| 51 | // compile-command: "cfa genericUnion.cfa" // |
| 52 | // End: // |
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