5 files changed, 5 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/plugin/finish_unit_plugin.c b/gcc/testsuite/gcc.dg/plugin/finish_unit_plugin.c
index 26496a2e695..72d724063e4 100644
--- a/gcc/testsuite/gcc.dg/plugin/finish_unit_plugin.c
+++ b/gcc/testsuite/gcc.dg/plugin/finish_unit_plugin.c
@@ -6,6 +6,7 @@
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "tree.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "gimple.h"
diff --git a/gcc/testsuite/gcc.dg/plugin/ggcplug.c b/gcc/testsuite/gcc.dg/plugin/ggcplug.c
index 3094b2ebb63..eb61ece4522 100644
--- a/gcc/testsuite/gcc.dg/plugin/ggcplug.c
+++ b/gcc/testsuite/gcc.dg/plugin/ggcplug.c
@@ -5,6 +5,7 @@
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "tree.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "gimple.h"
diff --git a/gcc/testsuite/gcc.dg/plugin/one_time_plugin.c b/gcc/testsuite/gcc.dg/plugin/one_time_plugin.c
index c4dace5ab27..1e601a63c90 100644
--- a/gcc/testsuite/gcc.dg/plugin/one_time_plugin.c
+++ b/gcc/testsuite/gcc.dg/plugin/one_time_plugin.c
@@ -3,6 +3,7 @@
 #include "gcc-plugin.h"
 #include "system.h"
 #include "coretypes.h"
+#include "tree.h"
 #include "tm.h"
 #include "toplev.h"
 #include "gimple.h"
diff --git a/gcc/testsuite/gcc.dg/plugin/selfassign.c b/gcc/testsuite/gcc.dg/plugin/selfassign.c
index 7235089c7d3..5331f792cb2 100644
--- a/gcc/testsuite/gcc.dg/plugin/selfassign.c
+++ b/gcc/testsuite/gcc.dg/plugin/selfassign.c
@@ -7,6 +7,7 @@
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "tree.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "gimple.h"
diff --git a/gcc/testsuite/gcc.dg/plugin/start_unit_plugin.c b/gcc/testsuite/gcc.dg/plugin/start_unit_plugin.c
index 852ab88bfc7..257aad85a8a 100644
--- a/gcc/testsuite/gcc.dg/plugin/start_unit_plugin.c
+++ b/gcc/testsuite/gcc.dg/plugin/start_unit_plugin.c
@@ -10,6 +10,7 @@
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "tree.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "gimple.h"