File: no-intrinsics.ll

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llvm-toolchain-11 1%3A11.0.1-2
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; RUN: opt < %s -print-callgraph -disable-output 2>&1 | FileCheck %s
; RUN: opt < %s -passes=print-callgraph -disable-output 2>&1 | FileCheck %s

; Check that intrinsics aren't added to the call graph

declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1)

define void @f(i8* %out, i8* %in) {
  call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %out, i8* align 4 %in, i32 100, i1 false)
  ret void
}

; CHECK: Call graph node for function: 'f'
; CHECK-NOT: calls function 'llvm.memcpy.p0i8.p0i8.i32'