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| author | Elena Pourmal <epourmal@hdfgroup.org> | 2006-08-15 18:56:44 (GMT) |
|---|---|---|
| committer | Elena Pourmal <epourmal@hdfgroup.org> | 2006-08-15 18:56:44 (GMT) |
| commit | b018e9589e932dcad4495a4bb2cd528087b8e78d (patch) | |
| tree | a1ae3f4288d8d357c244128f45a531629d80bb8b /config/intel-flags | |
| parent | 32ab3519fb1eb541ae1c613ecec63d5efcdefd85 (diff) | |
| download | hdf5-b018e9589e932dcad4495a4bb2cd528087b8e78d.zip hdf5-b018e9589e932dcad4495a4bb2cd528087b8e78d.tar.gz hdf5-b018e9589e932dcad4495a4bb2cd528087b8e78d.tar.bz2 | |
[svn-r12579] Description:
-O3 flag causes compilation problems on most of the platforms with Intel compiler.
The problem exists in all vesrions of icc compiler up to the newest 9.1
Solution:
Use less agressive default setting O2 to avoid headache
Platforms tested: Linux 2.6 ia64 at UCAR (hal), cobalt (NCSA)
Diffstat (limited to 'config/intel-flags')
| -rw-r--r-- | config/intel-flags | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/config/intel-flags b/config/intel-flags index 2403c30..3af224a 100644 --- a/config/intel-flags +++ b/config/intel-flags @@ -71,7 +71,11 @@ if test "X-icc" = "X-$cc_vendor"; then # Production # -Wl,-s to remove all symbols for smaller file - PROD_CFLAGS="-O3 -Wl,-s" + # O3 optimization causes compilation failures on many platforms; + # the problem exists in all versions of the icc compiler up to the latest 9.1 + # I changed optimization flag to default -O2. EIP, 2006-08-15 + #PROD_CFLAGS="-O3 -Wl,-s" + PROD_CFLAGS="-O2 -Wl,-s" PROD_CPPFLAGS= # Debug |