Use an intermediate pointer to avoid a strict aliasing warning.

Note that ULong in this code is actually defined as an unsigned integer across
all arches so that the gdtoa() function always processes 32 bit data
despite the unfortunate naming of "ULong".

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/libc/gdtoa/_ldtoa.c b/lib/libc/gdtoa/_ldtoa.c
index 750a252..10731c4 100644
--- a/lib/libc/gdtoa/_ldtoa.c
+++ b/lib/libc/gdtoa/_ldtoa.c
@@ -61,6 +61,7 @@ __ldtoa(long double *ld, int mode, int ndigits, int *decpt, int *sign,
 	char *ret;
 	union IEEEl2bits u;
 	uint32_t bits[(LDBL_MANT_DIG + 31) / 32];
+	void *vbits = bits;
 
 	u.e = *ld;
 	*sign = u.bits.sign;
@@ -93,7 +94,7 @@ __ldtoa(long double *ld, int mode, int ndigits, int *decpt, int *sign,
 		abort();
 	}
 
-	ret = gdtoa(&fpi, be, (ULong *)bits, &kind, mode, ndigits, decpt, rve);
+	ret = gdtoa(&fpi, be, vbits, &kind, mode, ndigits, decpt, rve);
 	if (*decpt == -32768)
 		*decpt = INT_MAX;
 	return ret;