diff options
Diffstat (limited to 'llvm/autoconf/configure.ac')
| -rw-r--r-- | llvm/autoconf/configure.ac | 58 |
1 files changed, 54 insertions, 4 deletions
diff --git a/llvm/autoconf/configure.ac b/llvm/autoconf/configure.ac index c4e6f4b8e3c..b28e678cbbd 100644 --- a/llvm/autoconf/configure.ac +++ b/llvm/autoconf/configure.ac @@ -251,11 +251,17 @@ dnl We will use the build machine information to set some variables. dnl case $build in *i*86*) AC_SUBST(OS,[Linux]) - AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/]) + if test -d /home/vadve/lattner/local/x86/llvm-gcc + then + AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/]) + fi ;; *sparc*) AC_SUBST(OS,[SunOS]) - AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/]) + if test -d /home/vadve/lattner/local/sparc/llvm-gcc + then + AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/]) + fi ;; *) AC_SUBST(OS,[Unknown]) @@ -401,11 +407,11 @@ then then if test "$pyminor" -lt "2" then - AC_MSG_ERROR([Python 2.2 or greater required]) + AC_MSG_WARN([Python 2.2 or greater required for qmtest]) fi fi else - AC_MSG_ERROR([Python 2.2 or greater required]) + AC_MSG_WARN([Python 2.2 or greater required for qmtest]) fi dnl Verify that the source directory is valid @@ -603,6 +609,40 @@ dnl ************************************************************************** dnl Location of the LLVM C front end AC_ARG_WITH(llvmgccdir,AC_HELP_STRING([--with-llvmgccdir],[Location of LLVM GCC front-end]),AC_SUBST(LLVMGCCDIR,[$withval])) +AC_MSG_CHECKING([for llvm-gcc]) +LLVM_GCC_CHECK=no +if test -d "$LLVMGCCDIR" +then + if test -x "$LLVMGCCDIR/bin/gcc" + then + LLVM_GCC_CHECK="$LLVMGCCDIR/bin/gcc" + fi +fi +llvmgccwarn=no +AC_MSG_RESULT($LLVM_GCC_CHECK) +if test "$LLVM_GCC_CHECK" = "no" +then + llvmgccwarn=yes +fi + +AC_MSG_CHECKING([whether llvm-gcc is sane]) +LLVM_GCC_SANE=no +if test -x "$LLVM_GCC_CHECK" +then + cp /dev/null conftest.c + "$LLVM_GCC_CHECK" -S -o - conftest.c | grep implementation > /dev/null 2>&1 + if test $? -eq 0 + then + LLVM_GCC_SANE=yes + fi + rm conftest.c +fi +AC_MSG_RESULT($LLVM_GCC_SANE) +if test "$LLVM_GCC_SANE" = "no" +then + llvmgccwarn=yes +fi + dnl Location of the bytecode repository AC_ARG_WITH(bcrepos,AC_HELP_STRING([--with-bcrepos],[Location of Bytecode Repository]),AC_SUBST(BCR,[$withval]),AC_SUBST(BCR,[/home/vadve/lattner/LLVMPrograms])) @@ -620,3 +660,13 @@ dnl ************************************************************************** dnl * Create the output files dnl ************************************************************************** AC_OUTPUT(Makefile.config) + +if test $llvmgccwarn = yes +then + AC_MSG_WARN([***** llvm C/C++ front end was not found, or does not]) + AC_MSG_WARN([***** appear to be working.]) + AC_MSG_WARN([***** ]) + AC_MSG_WARN([***** Please check configure's --with-llvmgccdir option.]) + AC_MSG_WARN([***** Runtime libraries (in llvm/runtime) will not be built,]) + AC_MSG_WARN([***** but you should be able to build the llvm tools.]) +fi |
