summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1999-07-28 19:45:27 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-28 19:45:27 +0000
commitaa847ee5a48c4dc582960b1ee575a82cab005a01 (patch)
tree8f033d80e1c3990ae80522f3234017befc198414
parent9f097308c7465443765d1e25699a4cf33eff5455 (diff)
Update.
1999-07-27 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/math.texi (FP Function Optimization): Mention drawbacks.
-rw-r--r--ChangeLog4
-rw-r--r--manual/math.texi4
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