The following command fails when running inside bsd-port/build/bsd- i586/hotspot/outputdir/bsd_i486_compiler2/product. g++ \ -D_ALLBSD_SOURCE \ -D_GNU_SOURCE \ -DIA32 \ -DPRODUCT \ -I. \ -I../generated/adfiles \ -I../generated/jvmtifiles \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/asm \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/c1 \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/ci \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/classfile \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/code \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/compiler \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_implementation \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_implementation/ concurrentMarkSweep \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_implementation/ parallelScavenge \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_implementation/ parNew \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_implementation/ shared \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/gc_interface \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/interpreter \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/libadt \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/memory \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/oops \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/opto \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/prims \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/runtime \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/services \ -I/Users/octo/java/bsd-port/hotspot/src/share/vm/utilities \ -I/Users/octo/java/bsd-port/hotspot/src/cpu/x86/vm \ -I/Users/octo/java/bsd-port/hotspot/src/os/bsd/vm \ -I/Users/octo/java/bsd-port/hotspot/src/os_cpu/bsd_x86/vm \ -I../generated \ -DHOTSPOT_RELEASE_VERSION="\"14.0-b01\"" \ -DHOTSPOT_BUILD_TARGET="\"product\"" \ -DHOTSPOT_BUILD_USER="\"octo\"" \ -DHOTSPOT_LIB_ARCH=\"i386\" \ -DJRE_RELEASE_VERSION="\"1.7.0-internal-octo_2008_09_03_09_42-b00\"" \ -DHOTSPOT_VM_DISTRO="\"OpenJDK\"" \ -DCOMPILER2 \ -DCOMPILER1 \ -fPIC \ -fno-rtti \ -fno-exceptions \ -pthread \ -fcheck-new \ -m32 \ -march=i586 \ -mstackrealign \ -pipe \ -O3 \ -fno-strict-aliasing \ -DVM_LITTLE_ENDIAN \ -c \ -o \ c1_Runtime1.o \ /Users/octo/java/bsd-port/hotspot/src/share/vm/c1/c1_Runtime1.cpp {standard input}:723:junk `f' after expression {standard input}:723:junk `f' after expression {standard input}:723:junk `f' after expression {standard input}:723:junk `f' after expression {standard input}:723:junk `f' after expression {standard input}:723:Spurious digit 1. {standard input}:723:Rest of line ignored. 1st junk character valued 48 (0). {standard input}:723:junk `f' after expression {standard input}:723:Spurious digit 1. {standard input}:723:Rest of line ignored. 1st junk character valued 49 (1). {standard input}:723:Spurious digit 1. {standard input}:723:Rest of line ignored. 1st junk character valued 50 (2). {standard input}:723:Spurious digit 1. {standard input}:723:Rest of line ignored. 1st junk character valued 51 (3). make[6]: *** [c1_Runtime1.o] Error 1 make[5]: *** [the_vm] Error 2 make[4]: *** [product] Error 2 make[3]: *** [generic_build2] Error 2 make[2]: *** [product] Error 2 make[1]: *** [hotspot-build] Error 2 make: *** [build_product_image] Error 2 Thanks Max