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1 module dmd.GotoDefaultStatement;
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2
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3 import dmd.Statement;
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4 import dmd.SwitchStatement;
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5 import dmd.Loc;
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6 import dmd.Scope;
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7 import dmd.Expression;
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8 import dmd.InterState;
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9 import dmd.OutBuffer;
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10 import dmd.HdrGenState;
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11 import dmd.IRState;
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12 import dmd.BE;
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13
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14 class GotoDefaultStatement : Statement
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15 {
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16 SwitchStatement sw;
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17
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18 this(Loc loc)
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19 {
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20 super(loc);
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21 sw = null;
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22 }
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23
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24 Statement syntaxCopy()
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25 {
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26 GotoDefaultStatement s = new GotoDefaultStatement(loc);
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27 return s;
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28 }
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29
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30 Statement semantic(Scope sc)
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31 {
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64
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32 sw = sc.sw;
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33 if (!sw)
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34 error("goto default not in switch statement");
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35 return this;
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36 }
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37
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38 Expression interpret(InterState istate)
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39 {
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40 assert(false);
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41 }
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42
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43 BE blockExit()
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44 {
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45 return BEgoto;
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46 }
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47
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48 void toCBuffer(OutBuffer buf, HdrGenState* hgs)
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49 {
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50 buf.writestring("goto default;\n");
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51 }
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52
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53 void toIR(IRState *irs)
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54 {
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55 assert(false);
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56 }
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57 } |
