shyouhei	2018-10-15 13:05:32 +0900 (Mon, 15 Oct 2018)

  New Revision: 65082

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65082

  Log:
    detect clang++
    
    Given $CC is clang-* in this case branch the sed should
    match against clang, not gcc.

  Modified files:
    trunk/configure.ac
Index: configure.ac
===================================================================
--- configure.ac	(revision 65081)
+++ configure.ac	(revision 65082)
@@ -198,7 +198,7 @@ AS_CASE([$CC], https://github.com/ruby/ruby/blob/trunk/configure.ac#L198
     gcc_prefix=gcc- gcc_suffix=`echo "$CC" | sed 's/^gcc//'`
     AC_PROG_CXX(g++${gcc_suffix})],
 [clang-*], [
-    gcc_prefix=clang- gcc_suffix=`echo "$CC" | sed 's/^gcc//'`
+    gcc_prefix=clang- gcc_suffix=`echo "$CC" | sed 's/^clang//'`
     AC_PROG_CXX(clang++${gcc_suffix})],
 [gcc_prefix= gcc_suffix=])
 

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