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111
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1 /* PR39565: Static variable leaves undefined symbol in object file.
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2 Variables codestrs_4 and codestrs_8 should not be undefined,
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3 when this program is compiled at -O2. As a basic sanity test,
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4 verify that this program compiles into an executable and runs. */
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5
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6 /* { dg-do run } */
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7 /* { dg-options "-O2" } */
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8
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9 extern void abort (void);
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10 extern void exit (int);
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11 extern int strcmp (const char *, const char *);
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12
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13 static const union codestrs_t_4 {
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14 struct {
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15 char str_2[sizeof ("Illegal opcode")];
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16 };
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17 char str[0];
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18 } codestrs_4 = { {"Illegal opcode"} };
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19
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20 static const union codestrs_t_8 {
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21 struct {
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22 char str_12[sizeof ("Integer divide by zero")];
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23 };
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24 char str[0];
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25 } codestrs_8 = { {"Integer divide by zero"} };
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26
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27 const char *
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28 psiginfo (int pinfo)
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29 {
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30 const char *base = ((void *)0);
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31
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32 switch (pinfo)
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33 {
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34 case 4: base = codestrs_4.str; break;
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35 case 8: base = codestrs_8.str; break;
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36 }
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37 return base;
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38 }
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39
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40 int
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41 main (void)
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42 {
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43 if (strcmp (psiginfo (4), codestrs_4.str))
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44 abort ();
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45 if (strcmp (psiginfo (8), codestrs_8.str))
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46 abort ();
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47 exit (0);
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48 }
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