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authorRickard Green <[email protected]>2014-02-21 09:29:40 +0100
committerRickard Green <[email protected]>2014-02-24 14:32:03 +0100
commitc7ddafbe6dbcc805a9758c4313f2d6b902983343 (patch)
tree69874a18877e52fe56ba3cc60ec5cba393db98a6 /HOWTO/INSTALL.md
parent9fbb7a9a72a9b9f2bc12aebdbc89cac4bcd21873 (diff)
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Always default to disabled floating point exceptions on Linux
This since there exist unresolved stability issues in the implementation for Linux.
Diffstat (limited to 'HOWTO/INSTALL.md')
-rw-r--r--HOWTO/INSTALL.md7
1 files changed, 6 insertions, 1 deletions
diff --git a/HOWTO/INSTALL.md b/HOWTO/INSTALL.md
index 533960ef99..fd0108f1de 100644
--- a/HOWTO/INSTALL.md
+++ b/HOWTO/INSTALL.md
@@ -268,6 +268,11 @@ Some of the available `configure` options are:
default if possible)
* `--{enable,disable}-hipe` - HiPE support (enabled by default on supported
platforms)
+* `--{enable,disable}-fp-exceptions` - Floating point exceptions (an
+ optimization for floating point operations). The default differs
+ depending on operating system and hardware platform. Note that by
+ enabling this you might get a seemingly working system that sometimes
+ fail on floating point operations.
* `--enable-darwin-universal` - Build universal binaries on darwin i386.
* `--enable-darwin-64bit` - Build 64-bit binaries on darwin
* `--enable-m64-build` - Build 64-bit binaries using the `-m64` flag to
@@ -288,7 +293,7 @@ Some of the available `configure` options are:
memory accesses. If `configure` should inform you about no native atomic
implementation available, you typically want to try using the
`libatomic_ops` library. It can be downloaded from
- <http://www.hpl.hp.com/research/linux/atomic_ops/>.
+ <https://github.com/ivmai/libatomic_ops/>.
* `--disable-smp-require-native-atomics` - By default `configure` will
fail if an SMP runtime system is about to be built, and no implementation
for native atomic memory accesses can be found. If this happens, you are