Fix NaN propagation for fcvt

11 years ago · 853391c2bb
3 changed files with 3 additions and 4 deletions
--- a/softfloat/s_commonNaNToF32UI.c
+++ b/softfloat/s_commonNaNToF32UI.c
@ -11,7 +11,7 @@
 uint_fast32_t softfloat_commonNaNToF32UI( struct commonNaN a )
 {

-    return (uint_fast32_t) a.sign<<31 | 0x7FFFFFFF;
+    return defaultNaNF32UI;

 }

--- a/softfloat/s_commonNaNToF64UI.c
+++ b/softfloat/s_commonNaNToF64UI.c
@ -11,8 +11,7 @@
 uint_fast64_t softfloat_commonNaNToF64UI( struct commonNaN a )
 {

-    return
-        (uint_fast64_t) a.sign<<63 | UINT64_C( 0x7FFFFFFFFFFFFFFF );
+    return defaultNaNF64UI;

 }

--- a/softfloat/specialize.h
+++ b/softfloat/specialize.h
@ -68,7 +68,7 @@ bool softfloat_isSigNaNF32UI( uint_fast32_t );
 struct commonNaN softfloat_f32UIToCommonNaN( uint_fast32_t );
 #if defined INLINE_LEVEL && ( 1 <= INLINE_LEVEL )
 INLINE uint_fast32_t softfloat_commonNaNToF32UI( struct commonNaN a )
-    { return (uint_fast32_t) a.sign<<31 | 0x7FFFFFFF; }
+    { return defaultNaNF32UI; }
 #else
 uint_fast32_t softfloat_commonNaNToF32UI( struct commonNaN );
 #endif