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            Last change
 on this file since 10b5970 was             c248b39, checked in by Andrew Beach <ajbeach@…>, 16 months ago           | 
        
        
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Unlabelled breaks were not targetting the correct enclosing control structures. Also added a test and improved error messages. 
 
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Property                 mode
 set to                 
100644
               
             
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            File size:
            607 bytes
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| 1 | // Test breaking to unusual (non-loop, non-switch) statements.
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| 2 | 
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| 3 | #include <fstream.hfa>
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| 4 | 
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| 5 | void breakTargetLabels() {
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| 6 |         sout | "if";
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| 7 |         Lif: if ( true ) {
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| 8 |                 break Lif;
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| 9 |                 sout | "!";
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| 10 |         }
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| 11 |         sout | "end" | nl;
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| 12 | 
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| 13 |         sout | "block";
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| 14 |         Lblock: {
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| 15 |                 break Lblock;
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| 16 |                 sout | "!";
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| 17 |         }
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| 18 |         sout | "end" | nl;
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| 19 | }
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| 20 | 
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| 21 | void breakSkipsUnlabelled() {
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| 22 |         sout | "unlabelled";
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| 23 |         for (int i = 0 ; i < 2 ; ++i) {
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| 24 |                 sout | "loop";
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| 25 |                 block: {
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| 26 |                         break;
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| 27 |                         sout | "!";
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| 28 |                         // Prevent unused label warning.
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| 29 |                         if ( false ) break block;
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| 30 |                 }
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| 31 |         }
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| 32 |         sout | "end" | nl;
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| 33 | }
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| 34 | 
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| 35 | int main() {
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| 36 |         sout | nlOff;
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| 37 | 
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| 38 |         breakTargetLabels();
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| 39 |         sout | nl;
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| 40 |         breakSkipsUnlabelled();
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| 41 | }
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