From 0b35722533c417a53c02eac527cc90762ace6e45 Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Tue, 14 Aug 2012 18:51:15 +0000 Subject: Fix the construction of the magic constant for roundToIntegral to be 64-bit safe. Fixes c-torture/execute/990826-0.c llvm-svn: 161885 --- llvm/lib/Support/APFloat.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'llvm/lib/Support/APFloat.cpp') diff --git a/llvm/lib/Support/APFloat.cpp b/llvm/lib/Support/APFloat.cpp index 2139df56205..5ea75a621ad 100644 --- a/llvm/lib/Support/APFloat.cpp +++ b/llvm/lib/Support/APFloat.cpp @@ -1774,8 +1774,8 @@ APFloat::opStatus APFloat::roundToIntegral(roundingMode rounding_mode) { // precision of our format, and then subtract it back off again. The choice // of rounding modes for the addition/subtraction determines the rounding mode // for our integral rounding as well. - APInt IntegerConstant(NextPowerOf2(semanticsPrecision(*semantics)), - 1 << (semanticsPrecision(*semantics)-1)); + APInt IntegerConstant(NextPowerOf2(semanticsPrecision(*semantics)), 1); + IntegerConstant <<= semanticsPrecision(*semantics)-1; APFloat MagicConstant(*semantics); fs = MagicConstant.convertFromAPInt(IntegerConstant, false, rmNearestTiesToEven); -- cgit v1.2.3