diff options
| author | Zhou Sheng <zhousheng00@gmail.com> | 2007-03-28 05:15:57 +0000 |
|---|---|---|
| committer | Zhou Sheng <zhousheng00@gmail.com> | 2007-03-28 05:15:57 +0000 |
| commit | 4acf155af3612a1a509e19479ea1e65a355d7531 (patch) | |
| tree | d1f3545fecb1319adb2e01da5952c6482bcfaad6 /lib/Transforms | |
| parent | 02c91ef2cbdfd6b3c487a8f1c4de05562e1ea73e (diff) | |
| download | external_llvm-4acf155af3612a1a509e19479ea1e65a355d7531.zip external_llvm-4acf155af3612a1a509e19479ea1e65a355d7531.tar.gz external_llvm-4acf155af3612a1a509e19479ea1e65a355d7531.tar.bz2 | |
Use UnknownBIts[BitWidth-1] instead of UnknownBIts & SignBits.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35418 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 7288809..1c39f05 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -851,7 +851,7 @@ static void ComputeSignedMinMaxValuesFromKnownBits(const Type *Ty, Min = KnownOne; Max = KnownOne|UnknownBits; - if ((SignBit & UnknownBits) != 0) { // Sign bit is unknown + if (UnknownBits[BitWidth-1]) { // Sign bit is unknown Min |= SignBit; Max &= ~SignBit; } |