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gmon: Fix UB in tst-sprofil.c 

UBSAN: Undefined behaviour in tst-sprofil.c:140:6 unsigned integer overflow: 2432902008176640000 + 7812407968270641256 cannot be represened in type 'long int'

Use unsigned types for the fibonacci.
This commit is contained in:
Adhemerval Zanella 2025-04-25 15:26:35 -03:00
parent da2b1f328e
commit 6465987859
1 changed files with 3 additions and 3 deletions
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6
gmon/tst-sprofil.c
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@ -45,8 +45,8 @@ unsigned int bshort[5][0x100 / sizeof (int)];
unsigned int blong[1][0x1000 / sizeof (int)];
unsigned int vlong[1][0x2000 / sizeof (int)];
static long int
fac (long int n)
static long unsigned int
fac (long int unsigned n)
{
if (n == 0)
return 1;
@ -60,7 +60,7 @@ main (int argc, char **argv)
struct timeval tv, start;
struct prof prof[32];
double t_tick, delta;
long int sum = 0;
long int unsigned sum = 0;
int i, j;
for (i = 0; i < NELEMS (taddr); ++i)