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1afb32cf33
Summary: This is a follow up on D61634. It adds an LLVM IR intrinsic to allow better implementation of memcpy from C++. A follow up CL will add the intrinsics in Clang. Reviewers: courbet, theraven, t.p.northover, jdoerfert, tejohnson Subscribers: hiraditya, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D71710
10 lines
322 B
LLVM
10 lines
322 B
LLVM
; RUN: not opt -verify < %s 2>&1 | FileCheck %s
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; CHECK: alignment is not a power of two
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define void @foo(i8* %P, i8* %Q) {
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call void @llvm.memcpy.inline.p0i8.p0i8.i32(i8* align 3 %P, i8* %Q, i32 4, i1 false)
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ret void
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}
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declare void @llvm.memcpy.inline.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind
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