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111
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1 /* Test for labels and VM declarations: bug 12913.
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2 switch statements must not jump into the scope of VM declarations.
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3
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4 c99-vla-jump-1.c tests with just that label and goto, VLAs.
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5 c99-vla-jump-2.c tests with many other labels and gotos, VLAs.
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6 c99-vla-jump-3.c tests with just that label and goto, VM.
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7 c99-vla-jump-4.c tests with many other labels and gotos, VM.
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8 c99-vla-jump-5.c tests with switch statements. */
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9
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10 /* Origin: Joseph Myers <joseph@codesourcery.com> */
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11 /* { dg-do compile } */
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12 /* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
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13
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14 void
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15 f (int a, int b)
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16 {
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17 switch (a) { /* { dg-warning "statement will never be executed" } */
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18 int v[b];
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19 case 2: /* { dg-error "switch jumps into scope of identifier with variably modified type" } */
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20 default: /* { dg-error "switch jumps into scope of identifier with variably modified type" } */
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21 switch (a)
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22 {
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23 case 4:
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24 { int z[b]; }
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25 default:
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26 ;
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27 int w[b];
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28 }
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29 }
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30 }
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31
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32 /* Match extra informative notes. */
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33 /* { dg-message "note: switch starts here" "note: starts" { target *-*-* } 0 } */
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34 /* { dg-message "note: '\[^\n'\]*' declared here" "note: declared" { target *-*-* } 0 } */
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