[testsuite] [analyzer] avoid vxworks libc mode_t

Define macro that prevents mode_t from being defined by vxworks'
headers as well.

for  gcc/testsuite/ChangeLog

	* gcc.dg/analyzer/fd-4.c: Define macro to avoid mode_t on
	vxworks.

diff --git a/gcc/testsuite/gcc.dg/analyzer/fd-4.c b/gcc/testsuite/gcc.dg/analyzer/fd-4.c
index 880de3d78960745e78c9c7bc15edca0a1c531632..d104bfdad547f4a81938a3ec758677ab9560ae07 100644 (file)
--- a/gcc/testsuite/gcc.dg/analyzer/fd-4.c
+++ b/gcc/testsuite/gcc.dg/analyzer/fd-4.c
@@ -1,4 +1,5 @@
 /* { dg-additional-options "-D_MODE_T_DECLARED=1" { target newlib } } */
+/* { dg-additional-options "-D_DEFINED_mode_t" { target *-*-vxworks* } } */
 #if defined(_AIX) || defined(__hpux)
 #define _MODE_T
 #endif