diff options
| -rw-r--r-- | lib/Support/APFloat.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp index 04e9914..3de709c 100644 --- a/lib/Support/APFloat.cpp +++ b/lib/Support/APFloat.cpp @@ -1712,6 +1712,8 @@ APFloat::convert(const fltSemantics &toSemantics, fs = normalize(rounding_mode, lostFraction); } else if (category == fcNaN) { int shift = toSemantics.precision - semantics->precision; + // Do this now so significandParts gets the right answer + semantics = &toSemantics; // No normalization here, just truncate if (shift>0) APInt::tcShiftLeft(significandParts(), newPartCount, shift); @@ -1721,7 +1723,6 @@ APFloat::convert(const fltSemantics &toSemantics, // does not give you back the same bits. This is dubious, and we // don't currently do it. You're really supposed to get // an invalid operation signal at runtime, but nobody does that. - semantics = &toSemantics; fs = opOK; } else { semantics = &toSemantics; |