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| author | Matt A. Tobin <email@mattatobin.com> | 2019-11-15 17:37:54 -0500 |
|---|---|---|
| committer | Matt A. Tobin <email@mattatobin.com> | 2019-11-15 17:37:54 -0500 |
| commit | 556349010e01d0a3b7896f858d503781ea837b46 (patch) | |
| tree | f003183732dc3cda4ad880407880da282ca4b0c5 /modules/fdlibm/src/e_acos.cpp | |
| parent | f3d462c6049bd2f35571c2a0e2a7c4df4f3ca81c (diff) | |
| parent | 3492ad65236209e741ca3641789efeaa22a6b8a4 (diff) | |
| download | UXP-556349010e01d0a3b7896f858d503781ea837b46.tar UXP-556349010e01d0a3b7896f858d503781ea837b46.tar.gz UXP-556349010e01d0a3b7896f858d503781ea837b46.tar.lz UXP-556349010e01d0a3b7896f858d503781ea837b46.tar.xz UXP-556349010e01d0a3b7896f858d503781ea837b46.zip | |
Merge branch 'master' into mailnews-work
Diffstat (limited to 'modules/fdlibm/src/e_acos.cpp')
| -rw-r--r-- | modules/fdlibm/src/e_acos.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/modules/fdlibm/src/e_acos.cpp b/modules/fdlibm/src/e_acos.cpp index 12be296cb..4f497b3b3 100644 --- a/modules/fdlibm/src/e_acos.cpp +++ b/modules/fdlibm/src/e_acos.cpp @@ -38,6 +38,7 @@ * Function needed: sqrt */ +#include <cmath> #include <float.h> #include "math_private.h" @@ -87,13 +88,13 @@ __ieee754_acos(double x) z = (one+x)*0.5; p = z*(pS0+z*(pS1+z*(pS2+z*(pS3+z*(pS4+z*pS5))))); q = one+z*(qS1+z*(qS2+z*(qS3+z*qS4))); - s = sqrt(z); + s = std::sqrt(z); r = p/q; w = r*s-pio2_lo; return pi - 2.0*(s+w); } else { /* x > 0.5 */ z = (one-x)*0.5; - s = sqrt(z); + s = std::sqrt(z); df = s; SET_LOW_WORD(df,0); c = (z-df*df)/(s+df); |