From a32e3fee79dcf6a13d90416bca1fca82fcf537c0 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 15 Dec 2017 07:58:02 +0000
Subject: [PATCH] check icc version inside condition

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61276 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.ac | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 4c250d4d75..d6a4169802 100644
--- a/configure.ac
+++ b/configure.ac
@@ -404,10 +404,12 @@ AS_IF([test "$GCC" = yes], [
     : ${optflags=-O3}
     gcc_major=`echo =__GNUC__ | $CC -E -xc - | sed '/^=/!d;s///'`
     gcc_minor=`echo =__GNUC_MINOR__ | $CC -E -xc - | sed '/^=/!d;s///'`
-    icc_version=`echo =__ICC | $CC -E -xc - | sed '/^=/!d;s///'`
     test -n "$gcc_major" || gcc_major=0
     test -n "$gcc_minor" || gcc_minor=0
-    test -n "$icc_version" || icc_version=0
+    AS_CASE(["x$CC"], [xicc], [
+      icc_version=`echo =__ICC | $CC -E -xc - | sed '/^=/!d;s///'`
+      test -n "$icc_version" || icc_version=0
+    ])
     # RUBY_APPEND_OPTIONS(XCFLAGS, ["-include ruby/config.h" "-include ruby/missing.h"])
 ], [
     linker_flag=