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111
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1 /* 78696 - -fprintf-return-value misoptimizes %.Ng where N is greater than 10
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2 Test to verify the correctness of ranges of output computed for floating
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3 point directives.
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4 { dg-do compile }
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5 { dg-require-effective-target double64plus }
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145
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6 { dg-skip-if "not IEEE float layout" { "pdp11-*-*" } }
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111
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7 { dg-options "-O2 -Wformat -Wformat-overflow -ftrack-macro-expansion=0" } */
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8
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9 typedef __builtin_va_list va_list;
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10
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11 char dst[1];
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12
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13 extern void sink (int, void*);
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14
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15 /* Macro to test either width or precision specified by the asterisk
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16 (but not both). */
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17 #define T1(fmt, a) sink (__builtin_sprintf (dst + 1, fmt, a, x), dst)
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18
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19 /* Macro to test both width and precision specified by the asterisk. */
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20 #define T2(fmt, w, p) sink (__builtin_sprintf (dst + 1, fmt, w, p, x), dst)
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21
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22 /* Macro to test vsprintf with both width and precision specified by
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23 the asterisk. */
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24 #define T(fmt) sink (__builtin_vsprintf (dst + 1, fmt, va), dst)
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25
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26 /* Exercise %a. */
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27 void test_a (int w, int p, double x)
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28 {
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131
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29 T1 ("%.*a", 0); /* { dg-warning "between 3 and 10 bytes" } */
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30 T1 ("%.*a", 1); /* { dg-warning "between 3 and 12 bytes" } */
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31 T1 ("%.*a", 2); /* { dg-warning "between 3 and 13 bytes" } */
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32 T1 ("%.*a", 99); /* { dg-warning "between 3 and 110 bytes" } */
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33 T1 ("%.*a", 199); /* { dg-warning "between 3 and 210 bytes" } */
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34 T1 ("%.*a", 1099); /* { dg-warning "between 3 and 1110 bytes" } */
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111
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35
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131
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36 T1 ("%*.a", 0); /* { dg-warning "between 3 and 10 bytes" } */
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37 T1 ("%*.a", 1); /* { dg-warning "between 3 and 10 bytes" } */
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38 T1 ("%*.a", 3); /* { dg-warning "between 3 and 10 bytes" } */
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111
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39 T1 ("%*.a", 6); /* { dg-warning "between 6 and 10 bytes" } */
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40 T1 ("%*.a", 7); /* { dg-warning "between 7 and 10 bytes" } */
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41
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145
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42 T1 ("%*.a", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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43 T1 ("%*.0a", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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44 T1 ("%*.1a", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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45 T1 ("%*.2a", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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111
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46
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145
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47 T1 ("%.*a", p); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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48 T1 ("%1.*a", p); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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49 T1 ("%2.*a", p); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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50 T1 ("%3.*a", p); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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111
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51
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145
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52 T2 ("%*.*a", w, p); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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111
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53 }
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54
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55 /* Exercise %e. */
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56 void test_e (int w, int p, double x)
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57 {
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131
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58 T1 ("%.*e", 0); /* { dg-warning "between 3 and 7 bytes" } */
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59 T1 ("%.*e", 1); /* { dg-warning "between 3 and 9 bytes" } */
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60 T1 ("%.*e", 2); /* { dg-warning "between 3 and 10 bytes" } */
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61 T1 ("%.*e", 99); /* { dg-warning "between 3 and 107 bytes" } */
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62 T1 ("%.*e", 199); /* { dg-warning "between 3 and 207 bytes" } */
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63 T1 ("%.*e", 1099); /* { dg-warning "between 3 and 1107 bytes" } */
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111
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64
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131
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65 T1 ("%*.e", 0); /* { dg-warning "between 3 and 7 bytes" } */
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66 T1 ("%*.e", 1); /* { dg-warning "between 3 and 7 bytes" } */
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67 T1 ("%*.e", 1); /* { dg-warning "between 3 and 7 bytes" } */
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68 T1 ("%*.e", 3); /* { dg-warning "between 3 and 7 bytes" } */
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111
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69 T1 ("%*.e", 6); /* { dg-warning "between 6 and 7 bytes" } */
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70 T1 ("%*.e", 7); /* { dg-warning "writing 7 bytes" } */
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71
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145
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72 T1 ("%*.e", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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73 T1 ("%*.0e", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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74 T1 ("%*.1e", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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75 T1 ("%*.2e", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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111
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76
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145
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77 T1 ("%.*e", p); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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78 T1 ("%1.*e", p); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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79 T1 ("%2.*e", p); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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80 T1 ("%3.*e", p); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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111
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81
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145
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82 T2 ("%*.*e", w, p); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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111
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83 }
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84
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85 /* Exercise %f. */
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86 void test_f (int w, int p, double x)
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87 {
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88 T1 ("%.*f", 0); /* { dg-warning "between 1 and 310 bytes" } */
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89 T1 ("%.*f", 1); /* { dg-warning "between 3 and 312 bytes" } */
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131
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90 T1 ("%.*f", 2); /* { dg-warning "between 3 and 313 bytes" } */
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91 T1 ("%.*f", 99); /* { dg-warning "between 3 and 410 bytes" } */
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92 T1 ("%.*f", 199); /* { dg-warning "between 3 and 510 bytes" } */
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93 T1 ("%.*f", 1099); /* { dg-warning "between 3 and 1410 bytes" } */
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111
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94
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95 T2 ("%*.*f", 0, 0); /* { dg-warning "between 1 and 310 bytes" } */
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96 T2 ("%*.*f", 1, 0); /* { dg-warning "between 1 and 310 bytes" } */
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97 T2 ("%*.*f", 2, 0); /* { dg-warning "between 2 and 310 bytes" } */
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98 T2 ("%*.*f", 3, 0); /* { dg-warning "between 3 and 310 bytes" } */
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99 T2 ("%*.*f", 310, 0); /* { dg-warning "writing 310 bytes" } */
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100 T2 ("%*.*f", 311, 0); /* { dg-warning "writing 311 bytes" } */
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131
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101 T2 ("%*.*f", 312, 312); /* { dg-warning "between 312 and 623 bytes" } */
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102 T2 ("%*.*f", 312, 313); /* { dg-warning "between 312 and 624 bytes" } */
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111
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103
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145
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104 T1 ("%*.f", w); /* { dg-warning "writing between 1 and (2147483648|32768) bytes" } */
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105 T1 ("%*.0f", w); /* { dg-warning "writing between 1 and (2147483648|32768) bytes" } */
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106 T1 ("%*.1f", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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107 T1 ("%*.2f", w); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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111
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108
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145
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109 T1 ("%.*f", p); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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110 T1 ("%1.*f", p); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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111 T1 ("%2.*f", p); /* { dg-warning "writing between 2 and (2147483958|33078) bytes" } */
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112 T1 ("%3.*f", p); /* { dg-warning "writing between 3 and (2147483958|33078) bytes" } */
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111
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113
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145
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114 T2 ("%*.*f", w, p); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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111
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115 }
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116
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117 /* Exercise %g. The expected output is the lesser of %e and %f. */
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118 void test_g (double x)
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119 {
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120 T1 ("%.*g", 0); /* { dg-warning "between 1 and 7 bytes" } */
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121 T1 ("%.*g", 1); /* { dg-warning "between 1 and 7 bytes" } */
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122 T1 ("%.*g", 2); /* { dg-warning "between 1 and 9 bytes" } */
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123 T1 ("%.*g", 99); /* { dg-warning "between 1 and 106 bytes" } */
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124 T1 ("%.*g", 199); /* { dg-warning "between 1 and 206 bytes" } */
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125 T1 ("%.*g", 1099); /* { dg-warning "between 1 and 310 bytes" } */
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126
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127 T2 ("%*.*g", 0, 0); /* { dg-warning "between 1 and 7 bytes" } */
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128 T2 ("%*.*g", 1, 0); /* { dg-warning "between 1 and 7 bytes" } */
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129 T2 ("%*.*g", 2, 0); /* { dg-warning "between 2 and 7 bytes" } */
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130 T2 ("%*.*g", 3, 0); /* { dg-warning "between 3 and 7 bytes" } */
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131 T2 ("%*.*g", 7, 0); /* { dg-warning "writing 7 bytes" } */
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132 T2 ("%*.*g", 310, 0); /* { dg-warning "writing 310 bytes" } */
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133 T2 ("%*.*g", 311, 0); /* { dg-warning "writing 311 bytes" } */
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134 T2 ("%*.*g", 312, 312); /* { dg-warning "writing 312 bytes" } */
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135 T2 ("%*.*g", 312, 313); /* { dg-warning "writing 312 bytes" } */
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136 T2 ("%*.*g", 333, 999); /* { dg-warning "writing 333 bytes" } */
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137 }
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138
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139 /* Exercise %a. */
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140 void test_a_va (va_list va)
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141 {
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131
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142 T ("%.0a"); /* { dg-warning "between 3 and 10 bytes" } */
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143 T ("%.1a"); /* { dg-warning "between 3 and 12 bytes" } */
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144 T ("%.2a"); /* { dg-warning "between 3 and 13 bytes" } */
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145 T ("%.99a"); /* { dg-warning "between 3 and 110 bytes" } */
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146 T ("%.199a"); /* { dg-warning "between 3 and 210 bytes" } */
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147 T ("%.1099a"); /* { dg-warning "between 3 and 1110 bytes" } */
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111
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148
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131
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149 T ("%0.a"); /* { dg-warning "between 3 and 10 bytes" } */
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150 T ("%1.a"); /* { dg-warning "between 3 and 10 bytes" } */
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151 T ("%3.a"); /* { dg-warning "between 3 and 10 bytes" } */
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111
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152 T ("%6.a"); /* { dg-warning "between 6 and 10 bytes" } */
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153 T ("%7.a"); /* { dg-warning "between 7 and 10 bytes" } */
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154
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145
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155 T ("%*.a"); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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156 T ("%*.0a"); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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157 T ("%*.1a"); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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158 T ("%*.2a"); /* { dg-warning "writing between 3 and (2147483648|32768) bytes" } */
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111
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159
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145
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160 T ("%.*a"); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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161 T ("%1.*a"); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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162 T ("%2.*a"); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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163 T ("%6.*a"); /* { dg-warning "writing between 6 and (2147483658|32778) bytes" } */
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164 T ("%9.*a"); /* { dg-warning "writing between 9 and (2147483658|32778) bytes" } */
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111
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165
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145
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166 T ("%*.*a"); /* { dg-warning "writing between 3 and (2147483658|32778) bytes" } */
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111
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167 }
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168
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169 /* Exercise %e. */
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170 void test_e_va (va_list va)
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171 {
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131
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172 T ("%e"); /* { dg-warning "between 3 and 14 bytes" } */
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173 T ("%+e"); /* { dg-warning "between 4 and 14 bytes" } */
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174 T ("% e"); /* { dg-warning "between 4 and 14 bytes" } */
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175 T ("%#e"); /* { dg-warning "between 3 and 14 bytes" } */
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176 T ("%#+e"); /* { dg-warning "between 4 and 14 bytes" } */
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177 T ("%# e"); /* { dg-warning "between 4 and 14 bytes" } */
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111
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178
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131
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179 T ("%.e"); /* { dg-warning "between 3 and 7 bytes" } */
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180 T ("%.0e"); /* { dg-warning "between 3 and 7 bytes" } */
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181 T ("%.1e"); /* { dg-warning "between 3 and 9 bytes" } */
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182 T ("%.2e"); /* { dg-warning "between 3 and 10 bytes" } */
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183 T ("%.99e"); /* { dg-warning "between 3 and 107 bytes" } */
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184 T ("%.199e"); /* { dg-warning "between 3 and 207 bytes" } */
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185 T ("%.1099e"); /* { dg-warning "between 3 and 1107 bytes" } */
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111
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186
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131
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187 T ("%0.e"); /* { dg-warning "between 3 and 7 bytes" } */
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188 T ("%1.e"); /* { dg-warning "between 3 and 7 bytes" } */
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189 T ("%1.e"); /* { dg-warning "between 3 and 7 bytes" } */
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190 T ("%3.e"); /* { dg-warning "between 3 and 7 bytes" } */
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111
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191 T ("%6.e"); /* { dg-warning "between 6 and 7 bytes" } */
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192 T ("%7.e"); /* { dg-warning "writing 7 bytes" } */
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193
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145
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194 T ("%.*e"); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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195 T ("%1.*e"); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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196 T ("%6.*e"); /* { dg-warning "writing between 6 and (2147483655|32775) bytes" } */
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197 T ("%9.*e"); /* { dg-warning "writing between 9 and (2147483655|32775) bytes" } */
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111
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198
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145
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199 T ("%*.*e"); /* { dg-warning "writing between 3 and (2147483655|32775) bytes" } */
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111
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200 }
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201
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202 /* Exercise %f. */
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203 void test_f_va (va_list va)
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204 {
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131
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205 T ("%f"); /* { dg-warning "between 3 and 317 bytes" } */
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206 T ("%+f"); /* { dg-warning "between 4 and 317 bytes" } */
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207 T ("% f"); /* { dg-warning "between 4 and 317 bytes" } */
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208 T ("%#f"); /* { dg-warning "between 3 and 317 bytes" } */
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209 T ("%+f"); /* { dg-warning "between 4 and 317 bytes" } */
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210 T ("% f"); /* { dg-warning "between 4 and 317 bytes" } */
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211 T ("%#+f"); /* { dg-warning "between 4 and 317 bytes" } */
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212 T ("%# f"); /* { dg-warning "between 4 and 317 bytes" } */
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111
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213
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214 T ("%.f"); /* { dg-warning "between 1 and 310 bytes" } */
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215 T ("%.0f"); /* { dg-warning "between 1 and 310 bytes" } */
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216 T ("%.1f"); /* { dg-warning "between 3 and 312 bytes" } */
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131
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217 T ("%.2f"); /* { dg-warning "between 3 and 313 bytes" } */
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218 T ("%.99f"); /* { dg-warning "between 3 and 410 bytes" } */
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219 T ("%.199f"); /* { dg-warning "between 3 and 510 bytes" } */
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220 T ("%.1099f"); /* { dg-warning "between 3 and 1410 bytes" } */
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111
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221
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222 T ("%0.0f"); /* { dg-warning "between 1 and 310 bytes" } */
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223 T ("%1.0f"); /* { dg-warning "between 1 and 310 bytes" } */
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224 T ("%2.0f"); /* { dg-warning "between 2 and 310 bytes" } */
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225 T ("%3.0f"); /* { dg-warning "between 3 and 310 bytes" } */
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226 T ("%310.0f"); /* { dg-warning "writing 310 bytes" } */
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227 T ("%311.0f"); /* { dg-warning "writing 311 bytes" } */
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131
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228 T ("%312.312f"); /* { dg-warning "between 312 and 623 bytes" } */
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229 T ("%312.313f"); /* { dg-warning "between 312 and 624 bytes" } */
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111
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230
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145
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231 T ("%.*f"); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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232 T ("%1.*f"); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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233 T ("%3.*f"); /* { dg-warning "writing between 3 and (2147483958|33078) bytes" } */
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111
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234
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145
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235 T ("%*.*f"); /* { dg-warning "writing between 1 and (2147483958|33078) bytes" } */
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111
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236 }
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237
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238 /* Exercise %g. The expected output is the lesser of %e and %f. */
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239 void test_g_va (va_list va)
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240 {
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241 T ("%g"); /* { dg-warning "between 1 and 13 bytes" } */
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242 T ("%+g"); /* { dg-warning "between 2 and 13 bytes" } */
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243 T ("% g"); /* { dg-warning "between 2 and 13 bytes" } */
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244
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245 /* The pound flag means the radix character is always present. */
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246 T ("%#g"); /* { dg-warning "between 2 and 13 bytes" } */
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247 T ("%#+g"); /* { dg-warning "between 3 and 13 bytes" } */
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248 T ("%# g"); /* { dg-warning "between 3 and 13 bytes" } */
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249
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250 T ("%.g"); /* { dg-warning "between 1 and 7 bytes" } */
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251 T ("%.0g"); /* { dg-warning "between 1 and 7 bytes" } */
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252 T ("%.1g"); /* { dg-warning "between 1 and 7 bytes" } */
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253 T ("%.2g"); /* { dg-warning "between 1 and 9 bytes" } */
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254 T ("%.99g"); /* { dg-warning "between 1 and 106 bytes" } */
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255 T ("%.199g"); /* { dg-warning "between 1 and 206 bytes" } */
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256 T ("%.1099g"); /* { dg-warning "between 1 and 310 bytes" } */
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257
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258 T ("%0.0g"); /* { dg-warning "between 1 and 7 bytes" } */
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259 T ("%1.0g"); /* { dg-warning "between 1 and 7 bytes" } */
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260 T ("%2.0g"); /* { dg-warning "between 2 and 7 bytes" } */
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261 T ("%3.0g"); /* { dg-warning "between 3 and 7 bytes" } */
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262 T ("%7.0g"); /* { dg-warning "writing 7 bytes" } */
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263 T ("%310.0g"); /* { dg-warning "writing 310 bytes" } */
|
|
|
264 T ("%311.0g"); /* { dg-warning "writing 311 bytes" } */
|
|
|
265 T ("%312.312g"); /* { dg-warning "writing 312 bytes" } */
|
|
|
266 T ("%312.313g"); /* { dg-warning "writing 312 bytes" } */
|
|
|
267 T ("%333.999g"); /* { dg-warning "writing 333 bytes" } */
|
|
|
268
|
|
|
269 T ("%.*g"); /* { dg-warning "writing between 1 and 310 bytes" } */
|
|
|
270 T ("%1.*g"); /* { dg-warning "writing between 1 and 310 bytes" } */
|
|
|
271 T ("%4.*g"); /* { dg-warning "writing between 4 and 310 bytes" } */
|
|
|
272
|
|
145
|
273 T ("%*.*g"); /* { dg-warning "writing between 1 and (2147483648|32768) bytes" } */
|
|
111
|
274 }
|
