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-rw-r--r--examples/BrainF/BrainF.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/examples/BrainF/BrainF.cpp b/examples/BrainF/BrainF.cpp
index f17a950036..a443ad420e 100644
--- a/examples/BrainF/BrainF.cpp
+++ b/examples/BrainF/BrainF.cpp
@@ -81,8 +81,11 @@ void BrainF::header(LLVMContext& C) {
ConstantInt *val_mem = ConstantInt::get(C, APInt(32, memtotal));
BasicBlock* BB = builder->GetInsertBlock();
const Type* IntPtrTy = IntegerType::getInt32Ty(C);
- ptr_arr = CallInst::CreateMalloc(BB, IntPtrTy, IntegerType::getInt8Ty(C),
- val_mem, NULL, "arr");
+ const Type* Int8Ty = IntegerType::getInt8Ty(C);
+ Constant* allocsize = ConstantExpr::getSizeOf(Int8Ty);
+ allocsize = ConstantExpr::getTruncOrBitCast(allocsize, IntPtrTy);
+ ptr_arr = CallInst::CreateMalloc(BB, IntPtrTy, Int8Ty, allocsize, val_mem,
+ NULL, "arr");
BB->getInstList().push_back(cast<Instruction>(ptr_arr));
//call void @llvm.memset.i32(i8 *%arr, i8 0, i32 %d, i32 1)