Re: No console output: gcj Windows cross-compiler

[Andrew Haley <aph at redhat dot com>]

Ranjit Mathew writes:
 > -----BEGIN PGP SIGNED MESSAGE-----
 > Hash: SHA1
 > 
 > Daniel M Coffman wrote:
 > > I have recently built a Windows cross-compiler for gcj 4.1.0 on Fedora Core
 > [...]
 > > however, does not.  The Windows machine loads the executable, or at least
 > > seems to, but it produces no output.  The program merely exits.
 > 
 > After seeing your message, I built a cross-compiler on Linux for
 > MinGW (i686-pc-mingw32) using FSF binutils 2.16.1, mingw-runtime
 > 3.9, w32api 3.6 and mainline GCC (to be released as 4.2).
 > 
 > The "hello world" Java program created by this GCJ crashes
 > unceremoniously because the "fallback_backtrace" function
 > uses %ebp and libgcj is built using -fomit-frame-pointer
 > as pointed by "dpr" in:
 > 
 >   http://gcc.gnu.org//ml/java/2006-02/msg00047.html
 > 
 > So I applied this change:
 > - ---------------------------- 8< ----------------------------
 > Index: configure.host
 > ===================================================================
 > - --- configure.host      (revision 112695)
 > +++ configure.host      (working copy)
 > @@ -260,6 +260,7 @@ EOF
 >         slow_pthread_self=
 >         ;;
 >    *-mingw*)
 > +       libgcj_flags="${libgcj_flags} -fno-omit-frame-pointer"
 >         # FIXME: win32_exception_handler( ) in win32.cc does not do the
 >         # right stuff yet w.r.t. SEH. Live with the following for now.
 >         can_unwind_signal=no
 > - ---------------------------- 8< ----------------------------

TVM for doing this.  WIll you apply this patch to the trunk, please?  

Andrew.