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author | Rickard Green <[email protected]> | 2014-02-24 14:34:05 +0100 |
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committer | Rickard Green <[email protected]> | 2014-02-24 14:34:05 +0100 |
commit | 093966d9c04b0ad4f194981df7e3c16d9eb519fd (patch) | |
tree | 2fe7e582be555a6cc267fdf55e28189ef7ed5211 /HOWTO | |
parent | 4acee7b02b53d785c444e886c39ed82ab76b52fe (diff) | |
parent | c7ddafbe6dbcc805a9758c4313f2d6b902983343 (diff) | |
download | otp-093966d9c04b0ad4f194981df7e3c16d9eb519fd.tar.gz otp-093966d9c04b0ad4f194981df7e3c16d9eb519fd.tar.bz2 otp-093966d9c04b0ad4f194981df7e3c16d9eb519fd.zip |
Merge branch 'rickard/configure-defaults/OTP-11723'
* rickard/configure-defaults/OTP-11723:
Always default to disabled floating point exceptions on Linux
Diffstat (limited to 'HOWTO')
-rw-r--r-- | HOWTO/INSTALL.md | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/HOWTO/INSTALL.md b/HOWTO/INSTALL.md index fb18676699..bbde5bc08c 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 @@ -293,7 +298,7 @@ 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 |