Two things: Fix testcase to use extern - otherwise the link will always
succeed. Also make the testcase clearer as to what we're doing and
emit a checking notification to the log.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121101 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/configure b/configure
index 88fe0fd..a172059 100755
--- a/configure
+++ b/configure
@@ -17419,20 +17419,20 @@
 done
 
 
+{ echo "$as_me:$LINENO: checking __crashreporter_info__" >&5
+echo $ECHO_N "checking __crashreporter_info__... $ECHO_C" >&6; }
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-const char *__crashreporter_info__;
-int
-main ()
-{
+extern const char *__crashreporter_info__;
+      int main() {
+        __crashreporter_info__ = "test";
+        return 0;
+      }
 
-  ;
-  return 0;
-}
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (ac_try="$ac_link"
@@ -17468,27 +17468,30 @@
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  darwin_crashreport = yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	darwin_crashreport = no
-fi
-
-rm -f core conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-{ echo "$as_me:$LINENO: result: $darwin_crashreport" >&5
-echo "${ECHO_T}$darwin_crashreport" >&6; }
-if test "x$darwin_crashreport = xyes"
-then
+  { echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6; }
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_CRASHREPORTER_INFO 1
 _ACEOF
 
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	{ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CRASHREPORTER_INFO 0
+_ACEOF
+
 fi
 
+rm -f core conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+
+
 
 
   { echo "$as_me:$LINENO: checking for HUGE_VAL sanity" >&5