coroutine support

[Charles Oliver Nutter]

Ok, no dice for me so far. Here's the complete g++ error. I'm really
excited to try this out, so please give me some tips :)

g++ -D_ALLBSD_SOURCE -D_GNU_SOURCE -DIA32 -DASSERT -DFASTDEBUG -I.
-I../generated/adfiles -I../generated/jvmtifiles
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/asm
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/c1
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/ci
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/classfile
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/code
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/compiler
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation/g1
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation/parallelScavenge
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation/parNew
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_implementation/shared
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/gc_interface
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/interpreter
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/libadt
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/memory
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/oops
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/opto
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/prims
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/runtime
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/services
-I/Users/headius/projects/davinci/sources/hotspot/src/share/vm/utilities
-I/Users/headius/projects/davinci/sources/hotspot/src/cpu/x86/vm
-I/Users/headius/projects/davinci/sources/hotspot/src/os/bsd/vm
-I/Users/headius/projects/davinci/sources/hotspot/src/os_cpu/bsd_x86/vm
-I../generated -DHOTSPOT_RELEASE_VERSION="\"17.0-b04\""
-DHOTSPOT_BUILD_TARGET="\"fastdebug\""
-DHOTSPOT_BUILD_USER="\"headius\"" -DHOTSPOT_LIB_ARCH=\"i386\"
-DJRE_RELEASE_VERSION="\"1.7.0-internal-fastdebug-headius_2009_11_12_13_11-b00\""
-DHOTSPOT_VM_DISTRO="\"OpenJDK\"" -DCOMPILER2 -DCOMPILER1   -fno-rtti
-fno-exceptions -pthread -fcheck-new -m32 -march=i586 -mstackrealign
-pipe -O3 -fno-strict-aliasing -DVM_LITTLE_ENDIAN -Werror
-Wpointer-arith -Wconversion -Wsign-compare    -D_XOPEN_SOURCE
-D_DARWIN_C_SOURCE -c -o activationFrameKlass.o
/Users/headius/projects/davinci/sources/hotspot/src/share/vm/oops/activationFrameKlass.cpp
cc1plus: warnings being treated as errors
/Users/headius/projects/davinci/sources/hotspot/src/share/vm/oops/activationFrameKlass.cpp:
In member function 'int
activationFrameKlass::do_oop_internal(oopDesc*, OopClosure&)':
/Users/headius/projects/davinci/sources/hotspot/src/share/vm/oops/activationFrameKlass.cpp:106:
warning: taking address of temporary
make[7]: *** [activationFrameKlass.o] Error 1
make[7]: *** Waiting for unfinished jobs....
make[6]: *** [the_vm] Error 2
make[5]: *** [fastdebug] Error 2
make[4]: *** [generic_build2] Error 2
make[3]: *** [fastdebug] Error 2
make[2]: *** [hotspot-build] Error 2
make[1]: *** [generic_debug_build] Error 2
make: *** [build_fastdebug_image] Error 2