diff -r a24f72148ae0 configure.ac
--- a/configure.ac	Tue Aug 26 22:47:47 2014 -0400
+++ b/configure.ac	Tue Aug 26 23:40:01 2014 -0400
@@ -822,7 +822,7 @@
     dnl Use -isystem so we don't get warnings from llvm headers
     LLVM_CPPFLAGS="$LLVM_INCLUDE_FLAG `$LLVM_CONFIG --includedir`"
     LLVM_CXXFLAGS=
-    LLVM_LDFLAGS="-L`$LLVM_CONFIG --libdir`"
+    LLVM_LDFLAGS="`$LLVM_CONFIG --ldflags`"
 
 
     LDFLAGS="$LDFLAGS $LLVM_LDFLAGS"
diff -r a24f72148ae0 m4/acinclude.m4
--- a/m4/acinclude.m4	Tue Aug 26 22:47:47 2014 -0400
+++ b/m4/acinclude.m4	Tue Aug 26 23:40:01 2014 -0400
@@ -1840,7 +1840,7 @@
     [octave_cv_legacy_passmanager],
     [AC_LANG_PUSH(C++)
       save_LIBS="$LIBS"
-      LIBS="$LLVM_LIBS $LIBS"
+      LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LIBS"
       AC_LINK_IFELSE(
         [AC_LANG_PROGRAM([[
           #include <llvm/IR/LegacyPassManager.h>