],
[
AC_MSG_RESULT([no])
- AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler ./configure ...])
+ AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler LLVM_SRC_DIR/configure ...])
])
AC_LANG_POP([C++])
fi
--enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
if test ${enableval} = "yes" ; then
AC_SUBST(DISABLE_ASSERTIONS,[[]])
+ assertions_enabled="yes"
else
AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
+ assertions_enabled="no"
fi
dnl --enable-werror : check whether we want Werror on by default
AC_SUBST(EXPENSIVE_CHECKS,[[no]])
fi
+dnl --enable-abi-breaking-checks : decide whether we should compile in asserts and
+dnl checks that make the build ABI incompatible with an llvm built without these
+dnl checks enabled.
+AC_ARG_ENABLE(abi-breaking-checks,AS_HELP_STRING(
+ --enable-abi-breaking-checks,[Compile with abi-breaking asserts support (default is with-asserts)]),, enableval="with-asserts")
+case "$enableval" in
+ with-asserts) if test ${assertions_enabled} = "yes" ; then
+ AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+ AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+ else
+ AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+ fi ;;
+ yes)
+ AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+ AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+ ;;
+ no)
+ AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+ ;;
+ *) AC_MSG_ERROR([Invalid setting for --enable-abi-breaking-checks. Use "with-asserts", "yes" or "no"])
+esac
+
dnl --enable-debug-runtime : should runtime libraries have debug symbols?
AC_ARG_ENABLE(debug-runtime,
AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)