diff --git a/sysdeps/x86_64/fpu/fesetenv.c b/sysdeps/x86_64/fpu/fesetenv.c
index 9cf5f889ed..781de281b8 100644
--- a/sysdeps/x86_64/fpu/fesetenv.c
+++ b/sysdeps/x86_64/fpu/fesetenv.c
@@ -104,7 +104,7 @@ __fesetenv (const fenv_t *envp)
       temp.__mxcsr = envp->__mxcsr;
     }
 
-  asm volatile ("fldenv %0" : "=m" (temp));
+  asm volatile ("fldenv %0" : : "m" (temp));
   ldmxcsr_inline_asm (&temp.__mxcsr);
 
   /* Success.  */