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| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | manual/math.texi | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index 5c6a58b603..c0fc7c0ab5 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +1999-07-27 Andreas Jaeger <aj@arthur.rhein-neckar.de> + + * manual/math.texi (FP Function Optimization): Mention drawbacks. + 1999-07-28 Ulrich Drepper <drepper@cygnus.com> * stdlib/mblen.c: Use static state. diff --git a/manual/math.texi b/manual/math.texi index 8520de4835..945ba50d43 100644 --- a/manual/math.texi +++ b/manual/math.texi @@ -1730,6 +1730,10 @@ are necessary. This increases the speed significantly. But the drawback is that the code size increases and this increase is not always neglectable. +The speed increase has one drawback: the inline functions might not set +@code{errno} and might not have the same precission as the library +functions. + In cases where the inline functions and macros are not wanted the symbol @code{__NO_MATH_INLINES} should be defined before any system header is included. This will make sure only library functions are used. Of |