diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index a2449e8ebd4..4085037d354 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc.target/i386/pr39496.c: Compile with -mtune=i686.
+	* g++.dg/other/pr39496.C: Likewise.
+
 2009-04-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
 	PR middle-end/36902
diff --git a/gcc/testsuite/g++.dg/other/pr39496.C b/gcc/testsuite/g++.dg/other/pr39496.C
index 94e33abbe11..5b1e76c7576 100644
--- a/gcc/testsuite/g++.dg/other/pr39496.C
+++ b/gcc/testsuite/g++.dg/other/pr39496.C
@@ -1,6 +1,6 @@
 // PR target/39496
 // { dg-do compile { target { { i?86-*-linux* x86_64-*-linux* } && ilp32 } } }
-// { dg-options "-O0 -fverbose-asm -fno-omit-frame-pointer -msse2 -mfpmath=sse" }
+// { dg-options "-O0 -fverbose-asm -fno-omit-frame-pointer -mtune=i686 -msse2 -mfpmath=sse" }
 // Verify that {foo,bar}{,2}param are all passed on the stack, using
 // normal calling conventions, when not optimizing.
 // { dg-final { scan-assembler "\[^0-9-\]8\\(%ebp\\),\[^\n\]*fooparam," } }
diff --git a/gcc/testsuite/gcc.target/i386/pr39496.c b/gcc/testsuite/gcc.target/i386/pr39496.c
index d90a2c7f3ea..e4132a1165b 100644
--- a/gcc/testsuite/gcc.target/i386/pr39496.c
+++ b/gcc/testsuite/gcc.target/i386/pr39496.c
@@ -1,6 +1,6 @@
 /* PR target/39496 */
 /* { dg-do compile { target { { i?86-*-linux* x86_64-*-linux* } && ilp32 } } } */
-/* { dg-options "-O0 -fverbose-asm -fno-omit-frame-pointer -msse2 -mfpmath=sse" } */
+/* { dg-options "-O0 -fverbose-asm -fno-omit-frame-pointer -mtune=i686 -msse2 -mfpmath=sse" } */
 /* Verify that {foo,bar}{,2}param are all passed on the stack, using
    normal calling conventions, when not optimizing.  */
 /* { dg-final { scan-assembler "\[^0-9-\]8\\(%ebp\\),\[^\n\]*fooparam," } } */