1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302
|
[kernel] Parsing share/libc/__fc_builtin_for_normalization.i (no preprocessing)
[kernel] Parsing tests/value/volatile2.i (no preprocessing)
[value] Analyzing a complete application starting at main
[value] Computing initial state
[value] Initial state computed
[value:initial-state] Values of globals at initialization
t[0..9] ∈ [--..--]
u ∈ [--..--]
pu ∈ {{ &u }}
s ∈ {0}
ps ∈ {{ &s }}
v ∈ [--..--]
BITF ∈ [--..--]
[value] computing for function main1 <- main.
Called from tests/value/volatile2.i:123.
tests/value/volatile2.i:23:[value] warning: signed overflow. assert (int)c << 8 ≤ 32767;
tests/value/volatile2.i:24:[value] warning: signed overflow. assert (int)*p << 8 ≤ 32767;
tests/value/volatile2.i:25:[value] warning: signed overflow. assert (int)t[1] << 8 ≤ 32767;
tests/value/volatile2.i:26:[value] warning: signed overflow. assert (int)u.f1 << 8 ≤ 32767;
[value] Recording results for main1
[value] Done for function main1
[value] computing for function main2 <- main.
Called from tests/value/volatile2.i:124.
[value] Recording results for main2
[value] Done for function main2
[value] computing for function main3 <- main.
Called from tests/value/volatile2.i:125.
tests/value/volatile2.i:47:[value] warning: assertion got status invalid (stopping propagation).
tests/value/volatile2.i:52:[value] assertion got status valid.
tests/value/volatile2.i:55:[value] warning: assertion got status unknown.
tests/value/volatile2.i:56:[value] warning: assertion got status unknown.
tests/value/volatile2.i:59:[value] assertion got status valid.
[value] Recording results for main3
[value] Done for function main3
[value] computing for function main4 <- main.
Called from tests/value/volatile2.i:126.
[value] Recording results for main4
[value] Done for function main4
[value] computing for function main5 <- main.
Called from tests/value/volatile2.i:127.
tests/value/volatile2.i:76:[value] warning: signed overflow. assert i + 1 ≤ 32767;
tests/value/volatile2.i:76:[value] warning: signed overflow. assert j + 1 ≤ 32767;
tests/value/volatile2.i:76:[value] warning: signed overflow.
assert -32768 ≤ tmp + tmp_0;
(tmp from i++, tmp_0 from j++)
tests/value/volatile2.i:76:[value] warning: signed overflow. assert tmp + tmp_0 ≤ 32767;
(tmp from i++, tmp_0 from j++)
tests/value/volatile2.i:78:[value] warning: signed overflow. assert i + 1 ≤ 32767;
tests/value/volatile2.i:78:[value] warning: signed overflow. assert j + 1 ≤ 32767;
tests/value/volatile2.i:78:[value] warning: signed overflow. assert -32768 ≤ i + j;
tests/value/volatile2.i:78:[value] warning: signed overflow. assert i + j ≤ 32767;
[value] DUMPING STATE of file tests/value/volatile2.i line 80
t[0..9] ∈ [--..--]
u ∈ [--..--]
pu ∈ {{ &u }}
s ∈ {0}
ps ∈ {{ &s }}
v ∈ [--..--]
i ∈ [--..--]
j ∈ [--..--]
k ∈ [--..--]
tmp ∈ [--..--]
tmp_0 ∈ [--..--]
l ∈ [--..--]
BITF ∈ [--..--]
=END OF DUMP==
[value] Recording results for main5
[value] Done for function main5
[value] computing for function main6 <- main.
Called from tests/value/volatile2.i:128.
[value] Recording results for main6
[value] Done for function main6
[value] computing for function main7 <- main.
Called from tests/value/volatile2.i:129.
[value] Recording results for main7
[value] Done for function main7
[value] computing for function main8 <- main.
Called from tests/value/volatile2.i:130.
[value] Called Frama_C_show_each([--..--], [--..--], [--..--], [--..--], [--..--])
[value] Recording results for main8
[value] Done for function main8
[value] Recording results for main
[value] done for function main
[value] ====== VALUES COMPUTED ======
[value:final-states] Values at end of function main1:
c ∈ [--..--]
x ∈ {1}
p ∈ {{ (unsigned char volatile *)&x }}
i ∈ [0..32767]
j ∈ [0..32767]
k ∈ [0..32767]
l ∈ [0..32767]
[value:final-states] Values at end of function main2:
i ∈ [-128..127]
j ∈ [0..255]
k ∈ [0..255]
[value:final-states] Values at end of function main3:
[value:final-states] Values at end of function main4:
p1 ∈ {{ &i }}
p2 ∈ {{ &i + [--..--] }}
[value:final-states] Values at end of function main5:
i ∈ [--..--]
j ∈ [--..--]
k ∈ [--..--]
l ∈ [--..--]
[value:final-states] Values at end of function main6:
i ∈ {1}
j ∈ {1}
[value:final-states] Values at end of function main7:
i ∈ {-3; -2; -1; 0; 1; 2; 3; 4}
k ∈ [1..16]
[value:final-states] Values at end of function main8:
a ∈ [--..--]
b ∈ [--..--]
c ∈ [--..--]
d ∈ [--..--]
e ∈ [--..--]
[value:final-states] Values at end of function main:
/* Generated by Frama-C */
struct u {
unsigned char f1 ;
unsigned char f2 ;
};
struct s {
char i1 ;
char i2 ;
};
struct bitf {
int i : 3 ;
unsigned int j : 4 ;
};
struct __anonstruct_S_1 {
int field ;
};
typedef struct __anonstruct_S_1 S;
typedef S volatile vS;
struct __anonstruct_vS2_2 {
int field ;
};
typedef struct __anonstruct_vS2_2 volatile vS2;
union __anonunion_U_3 {
int field ;
};
typedef union __anonunion_U_3 U;
typedef U volatile vU;
unsigned char volatile t[10];
struct u volatile u;
struct u *pu = (struct u *)(& u);
void main1(void)
{
unsigned char volatile c;
int x;
unsigned char volatile *p;
unsigned int i;
unsigned int j;
unsigned int k;
unsigned int l;
c = (unsigned char)1;
x = 1;
p = (unsigned char volatile *)(& x);
/*@ assert Value: signed_overflow: (int)c << 8 ≤ 32767; */
i = (unsigned int)(((int)c << 8) + (int)c);
/*@ assert Value: signed_overflow: (int)*p << 8 ≤ 32767; */
j = (unsigned int)(((int)*p << 8) + (int)*p);
/*@ assert Value: signed_overflow: (int)t[1] << 8 ≤ 32767; */
k = (unsigned int)(((int)t[1] << 8) + (int)t[2]);
/*@ assert Value: signed_overflow: (int)u.f1 << 8 ≤ 32767; */
l = (unsigned int)(((int)u.f1 << 8) + (int)u.f2);
return;
}
struct s s;
struct s volatile *ps = (struct s volatile *)(& s);
void main2(void)
{
int i;
int j;
int k;
i = (int)ps->i1;
j = (int)u.f1;
k = (int)t[1];
return;
}
int volatile v;
void main3(void)
{
if (v)
/*@ assert \false; */ ;
if (v)
/*@ assert \true; */ ;
/*@ assert v ≡ 0; */ ;
/*@ assert v ≡ 0; */ ;
if (v)
/*@ assert \true; */ ;
return;
}
void main4(void)
{
int volatile i;
int volatile *p1;
int volatile * volatile p2;
p1 = & i;
p2 = & i;
return;
}
/*@ assigns \result;
assigns \result \from \nothing; */
extern int ( /* missing proto */ Frama_C_dump_each)();
void main5(void)
{
int volatile i;
int volatile j;
int k;
int tmp;
int tmp_0;
int l;
i = 0;
j = 0;
{ /* sequence */
tmp = i;
/*@ assert Value: signed_overflow: i + 1 ≤ 32767; */
i ++;
tmp_0 = j;
/*@ assert Value: signed_overflow: j + 1 ≤ 32767; */
j ++;
;
}
/*@ assert Value: signed_overflow: -32768 ≤ tmp + tmp_0; */
/*@ assert Value: signed_overflow: tmp + tmp_0 ≤ 32767; */
k = tmp + tmp_0;
{ /* sequence */
/*@ assert Value: signed_overflow: i + 1 ≤ 32767; */
i ++;
/*@ assert Value: signed_overflow: j + 1 ≤ 32767; */
j ++;
}
/*@ assert Value: signed_overflow: -32768 ≤ i + j; */
/*@ assert Value: signed_overflow: i + j ≤ 32767; */
l = i + j;
Frama_C_dump_each();
return;
}
void main6(void)
{
int i;
int j;
i = 1;
j = i;
return;
}
struct bitf volatile BITF;
void main7(void)
{
int i;
int k;
i = (int)BITF.i + 1;
k = (int)BITF.j + 1;
return;
}
/*@ assigns \result;
assigns \result \from \nothing; */
extern int ( /* missing proto */ Frama_C_show_each)();
void main8(void)
{
S volatile a;
vS b;
vS2 c;
U volatile d;
vU e;
a.field = 0;
b.field = 0;
c.field = 0;
d.field = 0;
e.field = 0;
Frama_C_show_each(a,b,c,d,e);
return;
}
void main(void)
{
main1();
main2();
main3();
main4();
main5();
main6();
main7();
main8();
return;
}
|