source:
src/Parser/parserutility.cc@
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1 | // |
2 | // Cforall Version 1.0.0 Copyright (C) 2015 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 | // parserutility.cc -- |
8 | // |
9 | // Author : Rodolfo G. Esteves |
10 | // Created On : Sat May 16 15:30:39 2015 |
11 | // Last Modified By : Andrew Beach |
12 | // Last Modified On : Tus Jul 18 10:12:00 2017 |
13 | // Update Count : 8 |
14 | // |
15 | |
16 | #include "parserutility.h" |
17 | |
18 | #include <list> // for list |
19 | #include <string> // for string |
20 | |
21 | #include "SynTree/Constant.h" // for Constant |
22 | #include "SynTree/Expression.h" // for UntypedExpr, CastExpr, ConstantExpr |
23 | #include "SynTree/Type.h" // for BasicType, ZeroType, BasicType::Kind... |
24 | |
25 | // rewrite |
26 | // if ( x ) ... |
27 | // as |
28 | // if ( (int)(x != 0) ) ... |
29 | |
30 | Expression *notZeroExpr( Expression *orig ) { |
31 | if( !orig ) return nullptr; |
32 | UntypedExpr *comparison = new UntypedExpr( new NameExpr( "?!=?" ) ); |
33 | comparison->get_args().push_back( orig ); |
34 | comparison->get_args().push_back( new ConstantExpr( Constant( new ZeroType( noQualifiers ), "0", (unsigned long long int)0 ) ) ); |
35 | return new CastExpr( comparison, new BasicType( Type::Qualifiers(), BasicType::SignedInt ) ); |
36 | } |
37 | |
38 | // Local Variables: // |
39 | // tab-width: 4 // |
40 | // mode: c++ // |
41 | // compile-command: "make install" // |
42 | // End: // |
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