summaryrefslogtreecommitdiff
path: root/lib/Transforms/Scalar/MemCpyOptimizer.cpp
diff options
context:
space:
mode:
authorJay Foad <jay.foad@gmail.com>2010-12-07 08:25:19 +0000
committerJay Foad <jay.foad@gmail.com>2010-12-07 08:25:19 +0000
commit40f8f6264d5af2c38e797e0dc59827cd231e8ff7 (patch)
tree3f3b576d6ec060c4063e4630d1ac4fad94997d82 /lib/Transforms/Scalar/MemCpyOptimizer.cpp
parent0ea112f104215ccba8d89c839cdeded6e3d49e59 (diff)
downloadllvm-40f8f6264d5af2c38e797e0dc59827cd231e8ff7.tar.gz
llvm-40f8f6264d5af2c38e797e0dc59827cd231e8ff7.tar.bz2
llvm-40f8f6264d5af2c38e797e0dc59827cd231e8ff7.tar.xz
PR5207: Change APInt methods trunc(), sext(), zext(), sextOrTrunc() and
zextOrTrunc(), and APSInt methods extend(), extOrTrunc() and new method trunc(), to be const and to return a new value instead of modifying the object in place. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121120 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/MemCpyOptimizer.cpp')
-rw-r--r--lib/Transforms/Scalar/MemCpyOptimizer.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index 5d867e7154..318e212899 100644
--- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -63,8 +63,8 @@ static Value *isBytewiseValue(Value *V) {
while (Val.getBitWidth() != 8) {
unsigned NextWidth = Val.getBitWidth()/2;
Val2 = Val.lshr(NextWidth);
- Val2.trunc(Val.getBitWidth()/2);
- Val.trunc(Val.getBitWidth()/2);
+ Val2 = Val2.trunc(Val.getBitWidth()/2);
+ Val = Val.trunc(Val.getBitWidth()/2);
// If the top/bottom halves aren't the same, reject it.
if (Val != Val2)