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fix another oob pointer arithmetic issue in printf floating point

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this one could never cause any problems unless the compiler/machine
goes to extra trouble to break oob pointer arithmetic, but it's best
to fix it anyway.
This commit is contained in:
Rich Felker 2012-06-20 09:28:54 -04:00
parent 82a4499e67
commit 839bff64a1
1 changed files with 1 additions and 1 deletions
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2
src/stdio/vfprintf.c
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@ -319,7 +319,7 @@ static int fmt_fp(FILE *f, long double y, int w, int p, int fl, int t)
if (j < 9*(z-r-1)) {
uint32_t x;
/* We avoid C's broken division of negative numbers */
d = r + 1 + (j+9*LDBL_MAX_EXP)/9 - LDBL_MAX_EXP;
d = r + 1 + ((j+9*LDBL_MAX_EXP)/9 - LDBL_MAX_EXP);
j += 9*LDBL_MAX_EXP;
j %= 9;
for (i=10, j++; j<9; i*=10, j++);