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Date: Wed, 13 Aug 2008 09:15:00 -0000
Subject: [Bug ada/37109]  New: can't canadian cross ada (if host=target, but host!=build)
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From: "jay dot krell at cornell dot edu" <gcc-bugzilla@gcc.gnu.org>
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gcc+binutils+gmp+mpfr in /src 
 (4.3.1, 2.18, whatever)  


  build=i686-pc-cygwin  


  mkdir /obj/native  
  cd /obj/native  
  /src/configure -enable-languges=all,ada -disable-bootstrap && make && make
install  


  mkdir /obj/cross  
  cd /obj/cross  
  /src/configure -host i686-pc-cygwin -target sparc64-sun-solaris2.10
-enable-languges=all,ada -disable-bootstrap && make && make install  

  mkdir /obj/canadian  
  cd /obj/canadian  
  /src/configure -host sparc64-sun-solaris2.10 -target sparc64-sun-solaris2.10
-enable-languges=all,ada -disable-bootstrap && make && make install  


  Last one fails:  


   sparc64-sun-solaris2.10-gcc -c -g      -gnatpg -gnata -nostdinc -I- -I.
-Iada -I   
   /src/gcc/gcc/ada /src/gcc/gcc/ada/butil.adb -o ada/butil.o   
   sparc64-sun-solaris2.10-gcc -c -g      -gnatpg -gnata -nostdinc -I- -I.
-Iada -I   
   /src/gcc/gcc/ada /src/gcc/gcc/ada/casing.adb -o ada/casing.o   
   mkdir -p ada/bldtools/nmake_b   
   rm -f ada/bldtools/nmake_b/sinfo.ads ada/bldtools/nmake_b/nmake.adt
ada/bldtools   
   /nmake_b/xnmake.adb   
   cp -p /src/gcc/gcc/ada/sinfo.ads /src/gcc/gcc/ada/nmake.adt
/src/gcc/gcc/ada/xnm   
   ake.adb ada/bldtools/nmake_b   
   (cd ada/bldtools/nmake_b; sparc64-sun-solaris2.10-gnatmake -q xnmake ;
./xnmake   
   -b ../../nmake.adb )   
   ./xnmake: ./xnmake: cannot execute binary file   
   make[2]: *** [ada/nmake.adb] Error 126   
   make[2]: Leaving directory
`/obj/gcc.1/sparc64-sun-solaris2.10/sparc64-sun-solar   
   is2.10/gcc'   
   make[1]: *** [all-gcc] Error 2   
   make[1]: Leaving directory
`/obj/gcc.1/sparc64-sun-solaris2.10/sparc64-sun-solar   
   is2.10'   
   make: *** [all] Error 2   


Something to do with Canadian cross not being cross -- if target == host, but
host != build. Builds needs to discern between building a cross compiler vs.
cross building a native compiler, vs. perhaps cross building a cross compiler.


-- 
           Summary: can't canadian cross ada (if host=target, but
                    host!=build)
           Product: gcc
           Version: 4.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ada
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jay dot krell at cornell dot edu
 GCC build triplet: i686-pc-cygwin
  GCC host triplet: sparc64-sun-solaris2.10
GCC target triplet: sparc64-sun-solaris2.10


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37109