[PATCH 03/10] ifuncmain9.c: Return EXIT_UNSUPPORTED for GCC 5 or older

[H.J. Lu]

Since elf/ifuncmain9.c fails at run-time when compiled with GCC 5, return
EXIT_UNSUPPORTED for GCC 5 or older.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
---
 elf/ifuncmain9.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/elf/ifuncmain9.c b/elf/ifuncmain9.c
index 43011452b7..1f34c81dc2 100644
--- a/elf/ifuncmain9.c
+++ b/elf/ifuncmain9.c
@@ -20,8 +20,9 @@
 
 #include <config.h>
 
-# include <stdbool.h>
-# include <stdio.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <support/test-driver.h>
 
 /* Do not use the test framework, so that the process setup is not
    disturbed.  */
@@ -53,6 +54,10 @@ static int magic (void) __attribute__ ((ifunc ("resolver")));
 int
 main (void)
 {
+#if !__GNUC_PREREQ (6, 0)
+  return EXIT_UNSUPPORTED;
+#endif
+
   bool errors = false;
 
   if (implementation_called != 0)
-- 
2.47.1