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-rw-r--r--llvm/lib/IR/ConstantFold.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/IR/ConstantFold.cpp b/llvm/lib/IR/ConstantFold.cpp
index 8539b91f..d090eaa 100644
--- a/llvm/lib/IR/ConstantFold.cpp
+++ b/llvm/lib/IR/ConstantFold.cpp
@@ -1210,7 +1210,8 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
MaybeAlign GVAlign;
if (Module *TheModule = GV->getParent()) {
- GVAlign = GV->getPointerAlignment(TheModule->getDataLayout());
+ const DataLayout &DL = TheModule->getDataLayout();
+ GVAlign = GV->getPointerAlignment(DL);
// If the function alignment is not specified then assume that it
// is 4.
@@ -1221,7 +1222,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
// increased code size (see https://reviews.llvm.org/D55115)
// FIXME: This code should be deleted once existing targets have
// appropriate defaults
- if (!GVAlign && isa<Function>(GV))
+ if (isa<Function>(GV) && !DL.getFunctionPtrAlign())
GVAlign = Align(4);
} else if (isa<Function>(GV)) {
// Without a datalayout we have to assume the worst case: that the