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ensure that thread dtv pointer is never null to optimize __tls_get_addr
[musl]
/
src
/
math
/
nextafter.c
diff --git
a/src/math/nextafter.c
b/src/math/nextafter.c
index
d9e2923
..
9ee8251
100644
(file)
--- a/
src/math/nextafter.c
+++ b/
src/math/nextafter.c
@@
-27,10
+27,9
@@
double nextafter(double x, double y)
e = ux.bits >> 52 & 0x7ff;
/* raise overflow if ux.value is infinite and x is finite */
if (e == 0x7ff)
e = ux.bits >> 52 & 0x7ff;
/* raise overflow if ux.value is infinite and x is finite */
if (e == 0x7ff)
-
return x + x
;
+
FORCE_EVAL(x+x)
;
/* raise underflow if ux.value is subnormal or zero */
/* raise underflow if ux.value is subnormal or zero */
- if (e == 0) {
- volatile double z = x*x + ux.value*ux.value;
- }
+ if (e == 0)
+ FORCE_EVAL(x*x + ux.value*ux.value);
return ux.value;
}
return ux.value;
}