target/i386/hvf: fix lflags_to_rflags

Clear the flags before adding in the ones computed from lflags.

Cc: Wei Liu <[email protected]>
Cc: [email protected]
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
(cherry picked from commit 94a159f)
Signed-off-by: Michael Tokarev <[email protected]>

Author: bonzini

target/i386/hvf/x86_flags.c

@@ -293,6 +293,7 @@ void set_SF(CPUX86State *env, bool val)
 
 void lflags_to_rflags(CPUX86State *env)
 {
+    env->eflags &= ~(CC_C|CC_P|CC_A|CC_Z|CC_S|CC_O);
     env->eflags |= get_CF(env) ? CC_C : 0;
     env->eflags |= get_PF(env) ? CC_P : 0;
     env->eflags |= get_AF(env) ? CC_A : 0;