diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7278ffe47eb639d05426f37b9230e38d445bcbf3..0c4ff4ac581afb32e5ffeebf3e241e3e4044e1a0 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,9 @@
 2019-03-17  John David Anglin  <danglin@gcc.gnu.org>
 
+	* gcc.dg/pr88074.c: Require c99_runtime.
+	* gcc.dg/warn-abs-1.c: Likewise.
+	* gfortran.dg/ISO_Fortran_binding_1.f90: Likewise.
+
 	PR testsuite/89666
 	* c-c++-common/builtin-has-attribute-3.c: Define SKIP_ALIAS on
 	hppa*-*-hpux*.
diff --git a/gcc/testsuite/gcc.dg/pr88074.c b/gcc/testsuite/gcc.dg/pr88074.c
index 9f64cc11424c90f7de6fd319ef745915d4d1c23b..082f620fda0254f1c4b9ece1baf20ace6df7fff4 100644
--- a/gcc/testsuite/gcc.dg/pr88074.c
+++ b/gcc/testsuite/gcc.dg/pr88074.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target c99_runtime } } */
 /* { dg-options "-O" } */
 
 #include <complex.h>
diff --git a/gcc/testsuite/gcc.dg/warn-abs-1.c b/gcc/testsuite/gcc.dg/warn-abs-1.c
index c016ff620c4cee4259f7174988862a6e1163191d..a7f2ab20014c7ca6925432e38b8d05a2139dab07 100644
--- a/gcc/testsuite/gcc.dg/warn-abs-1.c
+++ b/gcc/testsuite/gcc.dg/warn-abs-1.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target c99_runtime } } */
 /* { dg-options "-Wabsolute-value" } */
 
 #include <stdlib.h>
diff --git a/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.f90 b/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.f90
index e12b3a06e41fa68962852d02b8b28d7aa0b7f130..79d133d7ac048bcdd09c53274897316fd77e7915 100644
--- a/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.f90
+++ b/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.f90
@@ -1,4 +1,4 @@
-! { dg-do run }
+! { dg-do run { target c99_runtime } }
 ! { dg-additional-sources ISO_Fortran_binding_1.c }
 !
 ! Test F2008 18.5: ISO_Fortran_binding.h functions.