-AC_SUBST(BootingFromUnregisterisedHc)
-
-if test "$BootingFromHc" = "NO"; then
-if test "$BootingFromUnregisterisedHc" = "YES"; then
-AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
-fi;
-fi;
-
-dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
-if test "$BootingFromHc" = "NO" -a -d "$srcdir/compiler"; then
- if test "$WithGhc" = ""; then
- AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
- fi
- FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.8],
- [AC_MSG_ERROR([GHC version 6.8 or later is required to compile GHC.])])dnl
-
- if test `expr $GhcMinVersion % 2` = "1"; then
- echo $EnableBootstrapWithDevelSnaphost
- if test "$EnableBootstrapWithDevelSnaphost" = "NO"; then
- AC_MSG_ERROR([
- $WithGhc is a development snapshot of GHC, version $GhcVersion.
- Bootstrapping using this version of GHC is not supported, and may not
- work. Use --enable-bootstrap-with-devel-snapshot to try it anyway,
- or --with-ghc to specify a different GHC to use.])
- fi
- fi
-fi;