diff --git a/gcc/config/aarch64/aarch64-d.c b/gcc/config/aarch64/aarch64-d.c
index 5c9b4fa6fb8..4fce593ac27 100644
--- a/gcc/config/aarch64/aarch64-d.c
+++ b/gcc/config/aarch64/aarch64-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/arm/arm-d.c b/gcc/config/arm/arm-d.c
index 76ede3b6d44..2cb9f4bd899 100644
--- a/gcc/config/arm/arm-d.c
+++ b/gcc/config/arm/arm-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/i386/i386-d.c b/gcc/config/i386/i386-d.c
index cbd3ceb187d..b79be85e661 100644
--- a/gcc/config/i386/i386-d.c
+++ b/gcc/config/i386/i386-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/mips/mips-d.c b/gcc/config/mips/mips-d.c
index dad101cf7eb..dc57127791c 100644
--- a/gcc/config/mips/mips-d.c
+++ b/gcc/config/mips/mips-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/pa/pa-d.c b/gcc/config/pa/pa-d.c
index 1de49df12cc..663e749995a 100644
--- a/gcc/config/pa/pa-d.c
+++ b/gcc/config/pa/pa-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/riscv/riscv-d.c b/gcc/config/riscv/riscv-d.c
index 2b690b18cfd..b20b778bd35 100644
--- a/gcc/config/riscv/riscv-d.c
+++ b/gcc/config/riscv/riscv-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/rs6000/rs6000-d.c b/gcc/config/rs6000/rs6000-d.c
index 14c4133f305..6bfe8130dd3 100644
--- a/gcc/config/rs6000/rs6000-d.c
+++ b/gcc/config/rs6000/rs6000-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/s390/s390-d.c b/gcc/config/s390/s390-d.c
index 155144ce7b8..2f945ebfa12 100644
--- a/gcc/config/s390/s390-d.c
+++ b/gcc/config/s390/s390-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
diff --git a/gcc/config/sparc/sparc-d.c b/gcc/config/sparc/sparc-d.c
index 186e965ae84..0eb663bb132 100644
--- a/gcc/config/sparc/sparc-d.c
+++ b/gcc/config/sparc/sparc-d.c
@@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#define IN_TARGET_CODE 1
+
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"