diff --git a/ld/ChangeLog b/ld/ChangeLog
index 68b463e77d..45cf9485d5 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2020-06-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* testsuite/ld-elf/linux-x86.exp (check_pr25749a): Append "-w"
+	to cflags.
+
 2020-06-17  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* testsuite/ld-elf/linux-x86.exp: Require GCC 5 for Build
diff --git a/ld/testsuite/ld-elf/linux-x86.exp b/ld/testsuite/ld-elf/linux-x86.exp
index 7a311ae431..8d7546a888 100644
--- a/ld/testsuite/ld-elf/linux-x86.exp
+++ b/ld/testsuite/ld-elf/linux-x86.exp
@@ -124,6 +124,9 @@ proc check_pr25749a {testname srcfilea srcfileb cflags ldflags lderror} {
 	}
     }
 
+    # Suppress warning for unsupported attribute from older GCC.
+    append cflags " -w"
+
     exec cp $srcdir/$subdir/$srcfilea $srcfilea
     exec chmod +w $srcfilea
     set pr25749_bin "$objcopy -B $output_arch -I binary -O $output_target $srcfilea tmpdir/pr25749-bin.o"