[39d9b32] | 1 | //
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[6da49249] | 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
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| 3 | //
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| 4 | // The contents of this file are covered under the licence agreement in the
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| 5 | // file "LICENCE" distributed with Cforall.
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[39d9b32] | 6 | //
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| 7 | // forall.cfa --
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| 8 | //
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[6da49249] | 9 | // Author : Peter A. Buhr
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| 10 | // Created On : Wed May 9 08:48:15 2018
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| 11 | // Last Modified By : Peter A. Buhr
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[aca0d2f] | 12 | // Last Modified On : Thu Feb 23 20:29:59 2023
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| 13 | // Update Count : 91
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[39d9b32] | 14 | //
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[8a95629] | 15 |
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[35d1de5] | 16 | #include <fstream.hfa>
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| 17 |
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[8a95629] | 18 | void g1() {
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[35d1de5] | 19 | forall( T ) T f( T p ) { sout | 'f'; return p; };
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| 20 | void f( int p ) { sout | p; };
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| 21 | void g( void ) { sout | 'g'; };
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| 22 | void h( void (*p)(void) ) { p(); };
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[e5b96bf] | 23 |
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[35d1de5] | 24 | int x = 1;
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| 25 | void (*y)(void) = g;
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| 26 | char z = 'a';
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| 27 | float w = 3.5;
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[e5b96bf] | 28 |
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[8a95629] | 29 | f( x );
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| 30 | f( y );
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| 31 | f( z );
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| 32 | f( w );
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[35d1de5] | 33 | h( y );
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| 34 | f( y );
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[8a95629] | 35 | h( f( y ) );
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| 36 | }
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| 37 |
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| 38 | void g2() {
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[35d1de5] | 39 | forall( T ) void f( T, T ) { sout | "fT"; }
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| 40 | forall( T, U ) void f( T, U ) { sout | "fTU"; }
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[e5b96bf] | 41 |
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[a22e8b4] | 42 | int x = 0;
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| 43 | float y = 0;
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| 44 | int * z = 0;
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| 45 | float * w = 0;
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[e5b96bf] | 46 |
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[35d1de5] | 47 | f( x, x );
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| 48 | f( y, y );
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| 49 | f( w, w );
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[8a95629] | 50 | f( x, y );
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| 51 | f( z, w );
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| 52 | f( x, z );
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| 53 | }
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| 54 |
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[49a1684] | 55 | // commented this out since it is not clearly meaningful
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| 56 | // and not really representable in the ast
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| 57 | // typedef forall ( T ) int (* f)( int );
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[51b73452] | 58 |
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[fd54fef] | 59 | forall( T )
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[35d1de5] | 60 | void swap( T & left, T & right ) { // by reference
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| 61 | T temp = left;
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| 62 | left = right;
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| 63 | right = temp;
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| 64 | }
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| 65 |
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| 66 | forall( T )
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| 67 | [ T, T ] swap( T i, T j ) { // by value
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| 68 | return [ j, i ];
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[a65d92e] | 69 | }
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[51b73452] | 70 |
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[8a97248] | 71 | forall( T ) trait sumable {
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[6da49249] | 72 | void ?{}( T &, zero_t ); // 0 literal constructor
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| 73 | T ?+?( T, T ); // assortment of additions
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| 74 | T ?+=?( T &, T );
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| 75 | T ++?( T & );
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| 76 | T ?++( T & );
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| 77 | }; // sumable
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| 78 |
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[8a97248] | 79 | forall( T | sumable( T ) ) // use trait
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[6da49249] | 80 | T sum( size_t size, T a[] ) {
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| 81 | T total = 0; // initialize by 0 constructor
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| 82 | for ( size_t i = 0; i < size; i += 1 )
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| 83 | total = total + a[i]; // select appropriate +
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[51b73452] | 84 | return total;
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[6da49249] | 85 | } // sum
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[51b73452] | 86 |
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[35d1de5] | 87 | forall( T | { T ?+?( T, T ); T ?++( T & ); [T] ?+=?( T &, T ); } )
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[a65d92e] | 88 | T twice( T t ) {
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[51b73452] | 89 | return t + t;
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[a65d92e] | 90 | }
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[51b73452] | 91 |
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[fd54fef] | 92 | forall( T | { int ?<?(T, T); } )
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[0b2961f] | 93 | T min( T t1, T t2 ) {
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| 94 | return t1 < t2 ? t1 : t2;
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| 95 | }
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| 96 |
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[35d1de5] | 97 | void fred() {
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| 98 | int x = 1, y = 2, a[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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[0b2961f] | 99 | float f;
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[51b73452] | 100 |
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[35d1de5] | 101 | sout | x | y;
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[0b2961f] | 102 | swap( x, y );
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[35d1de5] | 103 | sout | x | y | nl | swap( x, y );
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| 104 | // [ x, y ] = swap( y, x );
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| 105 | sout | twice( ' ' ) | ' ' | twice( 0hh ) | twice( 1h ) | twice( 0n ) | twice( 2 )
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| 106 | | twice( 3.2f ) | twice( 3.2 ) | twice( 3.2d ) | twice( 3.2+1.5i ) | twice( x );
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[0b2961f] | 107 | f = min( 4.0, 3.0 );
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[35d1de5] | 108 | sout | f | min( 4.0, 3.0 );
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| 109 | sout | sum( 10, a );
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[51b73452] | 110 | }
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[a65d92e] | 111 |
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[6da49249] | 112 | // Multiple forall
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[fd54fef] | 113 | forall( T ) forall( S ) struct { int i; };
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| 114 | forall( T ) struct { int i; } forall( S );
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| 115 | struct { int i; } forall( T ) forall( S );
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| 116 | forall( W ) struct { int i; } forall( T ) forall( S );
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[6da49249] | 117 |
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| 118 | // Distribution
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| 119 | struct P { int i; };
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[fd54fef] | 120 | forall( T ) struct Q { T i; };
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| 121 | forall( T ) struct { int i; };
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[6da49249] | 122 | struct KK { int i; };
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| 123 | inline static {
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| 124 | void RT1() {}
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| 125 | }
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[fd54fef] | 126 | forall( T ) {
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[6da49249] | 127 | T RT2( T ) {
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| 128 | typedef int TD1;
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| 129 | struct S1 { T t; };
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| 130 | }
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[fd54fef] | 131 | forall( X ) {
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[6da49249] | 132 | typedef int TD2;
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| 133 | struct S2 {};
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[a22e8b4] | 134 | X RT2( T, X x ) {
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| 135 | int TD2; (void)TD2;
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| 136 | return x;
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[6da49249] | 137 | }
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| 138 | }
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| 139 | extern "C" {
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[fd54fef] | 140 | forall( W ) {
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[6da49249] | 141 | W RT3( W ) {}
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| 142 | struct S3 {};
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| 143 | }
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| 144 | }
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| 145 | void RT4() {
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[fd54fef] | 146 | forall( W ) struct S4 {};
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[6da49249] | 147 | typedef int TD3;
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| 148 | }
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[a22e8b4] | 149 | struct S5 {};
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| 150 | inline {
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[6da49249] | 151 | void RT5( T ) {
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| 152 | struct S6 {};
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[a22e8b4] | 153 | int TD2; (void)TD2;
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[6da49249] | 154 | }
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| 155 | }
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| 156 | struct S7 {};
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| 157 | typedef int TD4;
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| 158 | }
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| 159 | TD2 t2;
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| 160 | TD4 t4;
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| 161 | struct Q( int ) t;
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| 162 | struct S2( int, int ) t;
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| 163 | struct S5( int ) t;
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| 164 | struct S7( int ) t;
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| 165 |
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| 166 | int i = RT2( 3 );
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| 167 | double j = RT2( 3, 4.5 );
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| 168 |
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| 169 | static inline {
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[fd54fef] | 170 | forall( T ) {
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[a22e8b4] | 171 | int RT6( T ) { return 0; }
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[6da49249] | 172 | }
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[fd54fef] | 173 | forall( T, U ) {
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[a22e8b4] | 174 | int RT7( T, U ) { return 0; }
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[6da49249] | 175 | }
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| 176 | }
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[a22e8b4] | 177 | inline forall( T ) {
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| 178 | int RT8( T ) { return 0; }
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[6da49249] | 179 | }
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[a22e8b4] | 180 | forall( T ) inline {
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[66812dd] | 181 | int RT9( T ) { T t; return 3; }
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[6da49249] | 182 | }
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| 183 |
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[fd54fef] | 184 | forall( T | { T ?+?( T, T ); } ) {
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| 185 | forall( S | { T ?+?( T, S ); } ) {
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| 186 | forall( W ) T bar( T t, S s ) { return t + s; }
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| 187 | forall( W | { W ?+?( T, W ); } ) W baz( T t, S s, W w ) { return t + s + w; }
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[6da49249] | 188 | struct W { T t; } (int,int) ww;
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| 189 | struct P pp;
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| 190 | }
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| 191 | }
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| 192 |
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[39d9b32] | 193 | forall( T | { T ?+?( T, T ); } ) forall( S | { T ?+?( T, S ); } )
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[6da49249] | 194 | struct XW { T t; };
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| 195 | XW(int,int) xww;
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| 196 |
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[fd54fef] | 197 | forall( T ) struct S { T t; } (int) x, y, z;
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[aca0d2f] | 198 | static forall( T ) struct { T t; } (int) a, b, c;
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[6da49249] | 199 |
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[fd54fef] | 200 | forall( T ) static forall( S ) {
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| 201 | forall( X ) struct U {
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[6da49249] | 202 | T x;
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| 203 | };
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| 204 | }
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| 205 |
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[fd54fef] | 206 | forall( T ) {
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[35d1de5] | 207 | // extern "C" {
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[6da49249] | 208 | struct SS { T t; };
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[35d1de5] | 209 | T foo( T p ) { return p; }
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| 210 | // }
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[6da49249] | 211 | }
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| 212 |
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| 213 | SS(int) s;
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| 214 | W(int,int) w;
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| 215 |
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[35d1de5] | 216 | void jane() {
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[6da49249] | 217 | // int j = bar( 3, 4 );
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| 218 | int k = baz( 3, 4, 5 );
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| 219 | int i = foo( 3 );
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[35d1de5] | 220 | sout | k | i;
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[6da49249] | 221 | }
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| 222 |
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[68b52b0] | 223 | forall( T ) void check_otype() {
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| 224 | T & tr = *0p;
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| 225 | T * tp = 0p;
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| 226 |
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| 227 | &tr += 1;
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| 228 | tp += 1;
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[a22e8b4] | 229 | T & tx = tp[1]; (void)tx;
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[68b52b0] | 230 |
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| 231 | T t;
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| 232 | T t2 = t;
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[35d1de5] | 233 | sout | &tr | tp;
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[68b52b0] | 234 | }
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| 235 |
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| 236 | forall( T * ) void check_dstype() {
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| 237 | T & tr = *0p;
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| 238 | T * tp = 0p;
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| 239 |
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| 240 | &tr += 1;
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| 241 | tp += 1;
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[a22e8b4] | 242 | T & tx = tp[1]; (void)tx;
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[68b52b0] | 243 | }
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| 244 |
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| 245 | forall( T & ) void check_dtype() {
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[a22e8b4] | 246 | T & tr = *0p; (void)tr;
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| 247 | T * tp = 0p; (void)tp;
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[68b52b0] | 248 | }
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| 249 |
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[6da49249] | 250 | //otype T1 | { void xxx( T1 ); };
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| 251 |
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| 252 | // otype T1 | { void ?{}( T1 &, zero_t ); T1 ?+?(T1, T1); T1 ?++(T1); [T1] ?+=?(T1,T1); },
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| 253 | // T2(otype P1, otype P2 ),
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| 254 | // T3 | sumable(T3);
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| 255 |
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| 256 | //otype T2(otype P1, otype P2) | sumable( T2( P1,P2 ) ) = struct { P1 i; P2 j; };
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| 257 |
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| 258 | // T2(int, int) w1;
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| 259 | // typedef T2(int, int) w2;
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| 260 | // w2 g2;
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| 261 | // otype w3 = T2(int, int);
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| 262 | // w3 g3;
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| 263 |
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[66812dd] | 264 | int main( void ) {
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[35d1de5] | 265 | g1();
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| 266 | g2();
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| 267 | fred();
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| 268 | jane();
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[66812dd] | 269 | }
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[6da49249] | 270 |
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[a65d92e] | 271 | // Local Variables: //
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| 272 | // tab-width: 4 //
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[dc8511c] | 273 | // compile-command: "cfa forall.cfa" //
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[a65d92e] | 274 | // End: //
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