llvm-project/llvm/test/Analysis/CallGraph/no-intrinsics.ll

15 lines
504 B
LLVM

; 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'