[
http://issues.apache.org/jira/browse/XALANC-511?page=comments#action_64681 ]
Prasad Mysore commented on XALANC-511:
--------------------------------------
Dave gave me a patch that fixes this problem. Here is the snippet from mail
exchange. The problem was with the sqrt(-2.01) call in DoubleSupport.cpp
Thanks Dave.
This seems to work. I will open a jeera report on
this issue.
Prasad
--- [EMAIL PROTECTED] wrote:
> > If it is a workaround you cant include in the code
> > because of portability and maintenance reasons, is
> > there something I can do at my end. May be
> include
> > the workaround code change only for my AIX build
> etc.
> > If so, can you let me know what the workaround is.
> We
> > do this initialization during our server startup
> and
> > so this crash pretty much has rendered the server
> > useless. The workaround will buy me time to
> > investigate if we are doing something wrong in our
> > linking/compiling.
>
> You can try the following patch, which seems to work
> on my AIX machine.
>
> Index: DoubleSupport.cpp
>
===================================================================
> RCS file:
>
/home/cvspublic/xml-xalan/c/src/xalanc/PlatformSupport/DoubleSupport.cpp,v
> retrieving revision 1.7
> diff -r1.7 DoubleSupport.cpp
> 19a20,22
> > #if defined(_AIX)
> > #include <cfloat>
> > #endif
> 33c36,38
> <
> ---
> > #if defined(_AIX)
> > DoubleSupport::NumberUnion
> DoubleSupport::s_NaN = { DBL_QNAN };
> > #else
> 34a40
> > #endif
> 48a55
> > #if !defined(_AIX)
> 57a65
> > #endif
>
> Also, please open a Jira report, so we can track
> this. We may need to
> re-work this code so we don't call sqrt() any
> longer. You can open an
> issue here:
>
> http://issues.apache.org/jira/browse/XALANC
>
> Dave
>
> Crash during XalanTransformer::initialize on AIX
> ------------------------------------------------
>
> Key: XALANC-511
> URL: http://issues.apache.org/jira/browse/XALANC-511
> Project: XalanC
> Type: Bug
> Components: XalanC
> Versions: 1.9
> Environment: AIX 5.2
> Reporter: Prasad Mysore
>
> I am using ICU 3.2, Xerces 2.6 and Xalan 1.9. Aix 5.2.
> Compilers xlC_r for C++ and xlc_r for c. The call
> that caused the crash is
> XalanTransformer::initialize().
> Release build of all components work fine. Debug build
> works fine for xerces and icu. Xalan debug build
> fails with errors in XalanVector.hpp.
> >
> > I am facing two problems while using xalan 1.9. Our
> > application previously used xalan1.4. We now moved
> > to
> > using xalan 1.9. I have downloaded sources for xalan
> > and built it myself (xlc_r, xlC_r version 6). In
> > our
> > initialization code, we make a call to the method
> > XalanTransformer.initialize().
> >
> > Problem 1. After the changes, this call crashes on
> > AIX
> > 5.2. Works finw on hp, linux, solaris and windows.
> > The stack trace shows something thats weird like
> > below. Anybody have any idea
> > <---------------------------->
> > dbx) where
> > .() at 0x0
> > __negpow2() at 0xd6b0ef40
> > __negpow2() at 0xd6b03ac4
> > unnamed block $b3811, line 621 in "arxml.cpp"
> > InitXMLParser(0x2ff22828), line 621 in "arxml.cpp"
> > Initialization(0x1, 0x2ff22918), line 877 in
> > "startup.cpp"
> > main(argc = 1, argv = 0x2ff22918), line 9882 in
> > "arrpcsvc.c"
> > (dbx) q
> > <---------------------------->
> >
> > Problem2: I am trying to build xalan in debug mode
> > to
> > be able to debug through a crash I am seeing on AIX.
> >
> > Release build works fine. But debug build throws
> > this
> > compile error. Is there a known problem with
> > XalanVector.hpp.
> >
> > xlC_r -g -qthreaded -DAIX -D_THREAD_SAFE
> > -I/stlport -DXALAN_INMEM_MSG_LOADER -DXALAN_USE_ICU
> > -c
> > -I/home/essfs1/rmysore/xml-xalan/c/src
> > -I/home/essfs1/rmysore/xml-xalan/c/include
> > -I../../nls/include
> > -I/home/essfs1/rmysore/xerces-c-src_2_6_0/src/
> >
> -I/home/essfs1/rmysore/xerces-c-src_2_6_0/include/xercesc
> > -I/home/essfs1/rmysore/xerces-c-src_2_6_0/include/
> > -I/home/essfs1/rmysore/icu/include -o
> > ../../obj/XalanDOMStringCache.o
> >
> /home/essfs1/rmysore/xml-xalan/c/src/xalanc/PlatformSupport/XalanDOMStringCache.cpp
> >
> "/home/essfs1/rmysore/xml-xalan/c/src/xalanc/Include/XalanVector.hpp",
> > line 405.5: 1540-0704 (S) The definitions of "void
> > xalanc_1_9::XalanVector<xalanc_1_9::XalanDOMString
> > *,struct
> > xalanc_1_9::MemoryManagedConstructionTraits<xala..."
> > and "void
> > xalanc_1_9::XalanVector<xalanc_1_9::XalanDOMString
> > *,struct
> > xalanc_1_9::MemoryManagedConstructionTraits<xala..."
> > have the same linkage signature
> >
> "insert__Q2_10xalanc_1_911XalanVectorXTPQ2_10xalanc_1_914XalanDOMStringTQ2_10xalanc_1_
> \
> 931MemoryManagedConstruction...".
> >
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