diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 57f23679c412619b54a9a8b349f312cf67281496..5d24473159532cdec51d4fdbd38a9b646bf5273d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2018-11-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	* gcc.dg/pr87874.c (em): Declare uint64_max as
+	const unsigned long long int.
+
 2018-11-08  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
 
 	* gcc.dg/attr-alloc_size-10.c: Fix calculation of USHRT_MAX to prevent
@@ -24,7 +29,7 @@
 
 2018-11-08  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
 
-	* lib/gcc-dg.exp (gcc-dg-prune): Add new regexps for when the size of 
+	* lib/gcc-dg.exp (gcc-dg-prune): Add new regexps for when the size of
 	an output section is too large for a memory region, or a memory
 	region overflows.
 
diff --git a/gcc/testsuite/gcc.dg/pr87874.c b/gcc/testsuite/gcc.dg/pr87874.c
index 1480a5e54937d1944d55d0ca2c8bfed2ef20bec9..80debe0b480686a2fed657c22bf09d7a28f4592c 100644
--- a/gcc/testsuite/gcc.dg/pr87874.c
+++ b/gcc/testsuite/gcc.dg/pr87874.c
@@ -16,7 +16,7 @@ em (int u5, int fo, int s7)
       if (es == 0)
         if (nb == *vk)
           {
-            const unsigned long int uint64_max = 18446744073709551615ul;
+            const unsigned long long int uint64_max = 18446744073709551615ull;
             __int128 ks = uint64_max / 2 + 1;
 
             while (s7 < 1)