build: Search for clang++. Tinderboxes don't have it.

pcwalton · pcwalton · commit 11d22debef52 · 2011-05-09T10:16:56.000-07:00
diff --git a/configure b/configure
@@ -199,7 +199,7 @@ probe_need CFG_PERL         perl
 probe_need CFG_PYTHON       python
 probe_need CFG_CURL         curl
 
-probe CFG_CLANG            clang
+probe CFG_CLANG            clang++
 probe CFG_GCC              gcc
 probe CFG_LLVM_CONFIG      llvm-config
 probe CFG_VALGRIND         valgrind
