projects
/
musl
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
fix double-processing of DT_RELR relocations in ldso relocating itself
[musl]
/
src
/
math
/
log1pl.c
diff --git
a/src/math/log1pl.c
b/src/math/log1pl.c
index
1400d36
..
141b5f0
100644
(file)
--- a/
src/math/log1pl.c
+++ b/
src/math/log1pl.c
@@
-46,11
+46,6
@@
* Relative error:
* arithmetic domain # trials peak rms
* IEEE -1.0, 9.0 100000 8.2e-20 2.5e-20
* Relative error:
* arithmetic domain # trials peak rms
* IEEE -1.0, 9.0 100000 8.2e-20 2.5e-20
- *
- * ERROR MESSAGES:
- *
- * log singularity: x-1 = 0; returns -INFINITY
- * log domain: x-1 < 0; returns NAN
*/
#include "libm.h"
*/
#include "libm.h"
@@
-123,8
+118,8
@@
long double log1pl(long double xm1)
/* Test for domain errors. */
if (x <= 0.0) {
if (x == 0.0)
/* Test for domain errors. */
if (x <= 0.0) {
if (x == 0.0)
- return -
INFINITY;
- return
NAN;
+ return -
1/(x*x); /* -inf with divbyzero */
+ return
0/0.0f; /* nan with invalid */
}
/* Separate mantissa from exponent.
}
/* Separate mantissa from exponent.
@@
-173,4
+168,10
@@
long double log1pl(long double xm1)
z = z + e * C1;
return z;
}
z = z + e * C1;
return z;
}
+#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
+// TODO: broken implementation to make things compile
+long double log1pl(long double x)
+{
+ return log1p(x);
+}
#endif
#endif