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1 /* Test for format checking of constant arrays. */
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2 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
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3 /* { dg-do compile { target { *-*-mingw* } } } */
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4 /* { dg-options "-std=gnu99 -Wformat=2" } */
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5
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6 #define USE_SYSTEM_FORMATS
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7 #include "format.h"
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8
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9 const char a1[] = "foo";
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10 const char a2[] = "foo%d";
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11 const char b1[3] = "foo";
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12 const char b2[1] = "1";
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13 static const char c1[] = "foo";
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14 static const char c2[] = "foo%d";
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15 char d[] = "foo";
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16 volatile const char e[] = "foo";
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17
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18 void
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19 foo (int i, long l)
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20 {
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21 const char p1[] = "bar";
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22 const char p2[] = "bar%d";
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23 static const char q1[] = "bar";
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24 static const char q2[] = "bar%d";
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25 printf (a1);
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26 printf (a2, i);
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27 printf (a2, l); /* { dg-warning "format" "wrong type with array" } */
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28 printf (b1); /* { dg-warning "unterminated" "unterminated array" } */
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29 printf (b2); /* { dg-warning "unterminated" "unterminated array" } */
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30 printf (c1);
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31 printf (c2, i);
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32 printf (c2, l); /* { dg-warning "format" "wrong type with array" } */
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33 printf (p1);
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34 printf (p2, i);
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35 printf (p2, l); /* { dg-warning "format" "wrong type with array" } */
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36 printf (q1);
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37 printf (q2, i);
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38 printf (q2, l); /* { dg-warning "format" "wrong type with array" } */
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39 /* Volatile or non-constant arrays must not be checked. */
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40 printf (d); /* { dg-warning "not a string literal" "non-const" } */
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41 printf ((const char *)e); /* { dg-warning "not a string literal" "volatile" } */
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42 }
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