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-rw-r--r--target-alpha/fpu_helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target-alpha/fpu_helper.c b/target-alpha/fpu_helper.c
index ea1f2e22b9..fa4401d4d6 100644
--- a/target-alpha/fpu_helper.c
+++ b/target-alpha/fpu_helper.c
@@ -452,7 +452,7 @@ static uint64_t do_cvttq(CPUAlphaState *env, uint64_t a, int roundmode)
     frac = a & 0xfffffffffffffull;
 
     if (exp == 0) {
-        if (unlikely(frac != 0)) {
+        if (unlikely(frac != 0) && !env->fp_status.flush_inputs_to_zero) {
             goto do_underflow;
         }
     } else if (exp == 0x7ff) {