libm: one more static analysis fix.

This commit is contained in:
Ryan C. Gordon 2018-08-10 15:22:02 -04:00
parent 67a48ad13a
commit 2dc04b4c11

View File

@ -190,7 +190,9 @@ recompute:
iq[i] = (int32_t)(z-two24*fw); iq[i] = (int32_t)(z-two24*fw);
z = q[j-1]+fw; z = q[j-1]+fw;
} }
iq[jz] = 0; if (jz < SDL_arraysize(iq)) {
SDL_memset(&iq[jz], 0, sizeof (q) - (jz * sizeof (iq[0])));
}
/* compute n */ /* compute n */
z = scalbn(z,q0); /* actual value of z */ z = scalbn(z,q0); /* actual value of z */
@ -273,6 +275,9 @@ recompute:
for(fw=0.0,k=0;k<=jp&&k<=jz-i;k++) fw += PIo2[k]*q[i+k]; for(fw=0.0,k=0;k<=jp&&k<=jz-i;k++) fw += PIo2[k]*q[i+k];
fq[jz-i] = fw; fq[jz-i] = fw;
} }
if ((jz+1) < SDL_arraysize(f)) {
SDL_memset(&fq[jz+1], 0, sizeof (fq) - ((jz+1) * sizeof (fq[0])));
}
/* compress fq[] into y[] */ /* compress fq[] into y[] */
switch(prec) { switch(prec) {