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111
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1 /* PR middle-end/77721 - -Wformat-overflow not uses arg range for converted vars
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2 Test to verify that the correct range information is made available to the
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3 -Wformat-lenght check to prevent warnings. */
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4 /* { dg-do compile } */
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5 /* { dg-options "-O2 -Wformat -Wformat-overflow -fdump-tree-optimized" } */
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6
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7 void abort (void);
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8 int snprintf (char*, __SIZE_TYPE__, const char*, ...);
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9
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10 void fuchar (unsigned char j, char *p)
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11 {
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12 if (j > 99)
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13 return;
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14
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15 if (3 != snprintf (p, 4, "%3hu", j))
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16 abort ();
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17 }
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18
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19 void fschar (signed char j, char *p)
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20 {
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21 const unsigned char k = (unsigned char) j;
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22
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23 if (k > 99)
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24 return;
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25
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26 if (3 != snprintf (p, 4, "%3hhu", k))
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27 abort ();
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28 }
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29
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30 void fushrt (unsigned short j, char *p)
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31 {
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32 if (j > 999)
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33 return;
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34
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35 if (3 != snprintf (p, 4, "%3hu", j))
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36 abort ();
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37 }
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38
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39 void fshrt (short j, char *p)
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40 {
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41 const unsigned short k = (unsigned short) j;
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42
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43 if (k > 999)
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44 return;
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45
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46 if (3 != snprintf (p, 4, "%3hu", k))
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47 abort ();
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48 }
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49
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50 void fuint (unsigned j, char *p)
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51 {
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52 if (j > 999)
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53 return;
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54
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55 snprintf (p, 4, "%3u", j);
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56 }
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57
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58 void fint (int j, char *p)
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59 {
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60 const unsigned k = (unsigned) j;
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61
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62 if (k > 999)
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63 return;
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64
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65 snprintf (p, 4, "%3u", k);
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66 }
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67
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68 void fulong (unsigned long j, char *p)
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69 {
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70 if (j > 999)
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71 return;
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72
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73 snprintf (p, 4, "%3lu", j);
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74 }
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75
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76 void flong (long j, char *p)
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77 {
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78 const unsigned long k = (unsigned long) j;
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79
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80 if (k > 999)
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81 return;
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82
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83 snprintf (p, 4, "%3lu", k);
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84 }
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85
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86 void fullong (unsigned long long j, char *p)
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87 {
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88 if (j > 999)
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89 return;
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90
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91 snprintf (p, 4, "%3llu", j);
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92 }
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93
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94 void fllong (long long j, char *p)
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95 {
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96 const unsigned long long k = (unsigned long long) j;
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97
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98 if (k > 999)
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99 return;
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100
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101 snprintf (p, 4, "%3llu", k);
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102 }
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103
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104 /* { dg-final { scan-tree-dump-not "abort" "optimized" } } */
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