1 | //
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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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6 | //
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7 | // forall.cfa --
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8 | //
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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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12 | // Last Modified On : Sun Sep 27 08:43:20 2020
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13 | // Update Count : 35
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14 | //
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15 |
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16 | void g1() {
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17 | forall( otype T ) T f( T ) {};
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18 | void f( int ) {};
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19 | void h( void (*p)(void) ) {};
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20 |
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21 | int x;
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22 | void (*y)(void);
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23 | char z;
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24 | float w;
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25 |
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26 | f( x );
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27 | f( y );
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28 | f( z );
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29 | f( w );
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30 | h( f( y ) );
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31 | }
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32 |
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33 | void g2() {
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34 | forall( otype T ) void f( T, T ) {}
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35 | forall( otype T, otype U ) void f( T, U ) {}
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36 |
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37 | int x;
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38 | float y;
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39 | int *z;
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40 | float *w;
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41 |
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42 | f( x, y );
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43 | f( z, w );
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44 | f( x, z );
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45 | }
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46 |
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47 | typedef forall ( otype T ) int (* f)( int );
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48 |
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49 | forall( otype T )
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50 | void swap( T left, T right ) {
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51 | T temp = left;
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52 | left = right;
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53 | right = temp;
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54 | }
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55 |
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56 | trait sumable( otype T ) {
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57 | void ?{}( T &, zero_t ); // 0 literal constructor
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58 | T ?+?( T, T ); // assortment of additions
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59 | T ?+=?( T &, T );
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60 | T ++?( T & );
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61 | T ?++( T & );
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62 | }; // sumable
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63 |
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64 | forall( otype T | sumable( T ) ) // use trait
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65 | T sum( size_t size, T a[] ) {
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66 | T total = 0; // initialize by 0 constructor
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67 | for ( size_t i = 0; i < size; i += 1 )
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68 | total = total + a[i]; // select appropriate +
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69 | return total;
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70 | } // sum
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71 |
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72 | forall( otype T | { T ?+?( T, T ); T ?++( T & ); [T] ?+=?( T &,T ); } )
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73 | T twice( T t ) {
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74 | return t + t;
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75 | }
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76 |
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77 | forall( otype T | { int ?<?(T, T); } )
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78 | T min( T t1, T t2 ) {
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79 | return t1 < t2 ? t1 : t2;
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80 | }
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81 |
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82 | int fred() {
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83 | int x = 1, y = 2, a[10];
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84 | float f;
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85 |
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86 | swap( x, y );
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87 | twice( x );
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88 | f = min( 4.0, 3.0 );
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89 | sum( 10, a );
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90 | }
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91 |
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92 | // Multiple forall
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93 | forall( otype T ) forall( otype S ) struct { int i; };
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94 | forall( otype T ) struct { int i; } forall( otype S );
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95 | struct { int i; } forall( otype T ) forall( otype S );
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96 | forall( otype W ) struct { int i; } forall( otype T ) forall( otype S );
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97 |
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98 | // Distribution
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99 | struct P { int i; };
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100 | forall( otype T ) struct Q { T i; };
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101 | forall( otype T ) struct { int i; };
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102 | struct KK { int i; };
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103 | inline static {
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104 | void RT1() {}
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105 | }
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106 | forall( otype T ) {
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107 | T RT2( T ) {
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108 | typedef int TD1;
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109 | struct S1 { T t; };
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110 | }
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111 | forall( otype X ) {
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112 | typedef int TD2;
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113 | struct S2 {};
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114 | X RT2( T, X ) {
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115 | int TD2;
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116 | }
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117 | }
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118 | extern "C" {
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119 | forall( otype W ) {
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120 | W RT3( W ) {}
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121 | struct S3 {};
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122 | }
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123 | }
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124 | void RT4() {
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125 | forall( otype W ) struct S4 {};
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126 | typedef int TD3;
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127 | }
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128 | static {
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129 | struct S5 {};
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130 | void RT5( T ) {
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131 | struct S6 {};
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132 | int TD2;
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133 | }
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134 | }
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135 | struct S7 {};
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136 | typedef int TD4;
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137 | }
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138 | TD2 t2;
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139 | TD4 t4;
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140 | struct Q( int ) t;
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141 | struct S2( int, int ) t;
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142 | struct S5( int ) t;
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143 | struct S7( int ) t;
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144 |
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145 | int i = RT2( 3 );
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146 | double j = RT2( 3, 4.5 );
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147 |
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148 | static inline {
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149 | forall( otype T ) {
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150 | int RT6( T p );
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151 | }
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152 | forall( otype T, otype U ) {
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153 | int RT7( T, U );
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154 | }
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155 | }
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156 | static forall( otype T ) {
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157 | int RT8( T );
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158 | }
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159 | forall( otype T ) inline static {
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160 | int RT9( T ) { T t; return 3; }
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161 | }
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162 |
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163 | forall( otype T | { T ?+?( T, T ); } ) {
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164 | forall( otype S | { T ?+?( T, S ); } ) {
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165 | forall( otype W ) T bar( T t, S s ) { return t + s; }
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166 | forall( otype W | { W ?+?( T, W ); } ) W baz( T t, S s, W w ) { return t + s + w; }
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167 | struct W { T t; } (int,int) ww;
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168 | struct P pp;
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169 | }
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170 | }
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171 |
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172 | forall( otype T | { T ?+?( T, T ); } ) forall( otype S | { T ?+?( T, S ); } )
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173 | struct XW { T t; };
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174 | XW(int,int) xww;
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175 |
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176 | forall( otype T ) struct S { T t; } (int) x, y, z;
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177 | forall( otype T ) struct { T t; } (int) a, b, c;
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178 |
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179 | forall( otype T ) static forall( otype S ) {
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180 | forall( otype X ) struct U {
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181 | T x;
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182 | };
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183 | }
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184 |
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185 | forall( otype T ) {
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186 | extern "C" {
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187 | struct SS { T t; };
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188 | T foo( T ) {}
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189 | }
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190 | }
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191 |
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192 | SS(int) s;
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193 | W(int,int) w;
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194 |
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195 | int jane() {
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196 | // int j = bar( 3, 4 );
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197 | int k = baz( 3, 4, 5 );
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198 | int i = foo( 3 );
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199 | }
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200 |
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201 | //otype T1 | { void xxx( T1 ); };
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202 |
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203 | // otype T1 | { void ?{}( T1 &, zero_t ); T1 ?+?(T1, T1); T1 ?++(T1); [T1] ?+=?(T1,T1); },
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204 | // T2(otype P1, otype P2 ),
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205 | // T3 | sumable(T3);
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206 |
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207 | //otype T2(otype P1, otype P2) | sumable( T2( P1,P2 ) ) = struct { P1 i; P2 j; };
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208 |
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209 | // T2(int, int) w1;
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210 | // typedef T2(int, int) w2;
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211 | // w2 g2;
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212 | // otype w3 = T2(int, int);
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213 | // w3 g3;
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214 |
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215 | int main( void ) {
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216 | #pragma message( "Compiled" ) // force non-empty .expect file
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217 | }
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218 |
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219 | // Local Variables: //
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220 | // tab-width: 4 //
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221 | // compile-command: "cfa forall.cfa" //
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222 | // End: //
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