diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d687e3ac194673e638a2b04eebfac4027e7dcaca..1f6425aa500106fe5366d7908099029260a184df 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-01-17  Martin Sebor  <msebor@redhat.com>
+
+	PR testsuite/79115
+	* gcc.dg/pr78768.c: Make it a link-only test.
+
 2017-01-17  David Malcolm  <dmalcolm@redhat.com>
 
 	PR c++/71497
diff --git a/gcc/testsuite/gcc.dg/pr78768.c b/gcc/testsuite/gcc.dg/pr78768.c
index ca1fc43bccd2866ed8d1e491f83209d52f512ee4..68d717a61a5eb71cf68e135ab9f6f68440bb4128 100644
--- a/gcc/testsuite/gcc.dg/pr78768.c
+++ b/gcc/testsuite/gcc.dg/pr78768.c
@@ -1,6 +1,6 @@
 /* PR c/78768 - -Walloca-larger-than and -Wformat-overflow warnings disabled
    by -flto
-  { dg-do run }
+  { dg-do link }
   { dg-require-effective-target lto }
   { dg-options "-O2 -Walloca-larger-than=10 -Wformat -Wformat-overflow -flto" } */