1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -memcpyopt -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e" 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdeclare void @foo(i8*) 6*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine void @test() { 9*9880d681SAndroid Build Coastguard Worker %ptr1 = alloca i8 10*9880d681SAndroid Build Coastguard Worker %ptr2 = alloca i8 11*9880d681SAndroid Build Coastguard Worker call void @foo(i8* %ptr2) 12*9880d681SAndroid Build Coastguard Worker call void @llvm.memcpy.p0i8.p0i8.i32(i8* %ptr1, i8* %ptr2, i32 1, i32 1, i1 false) 13*9880d681SAndroid Build Coastguard Worker call void @foo(i8* %ptr1) 14*9880d681SAndroid Build Coastguard Worker ret void 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Worker ; Check that the transformation isn't applied if the called function can 17*9880d681SAndroid Build Coastguard Worker ; capture the pointer argument (i.e. the nocapture attribute isn't present) 18*9880d681SAndroid Build Coastguard Worker ; CHECK-LABEL: @test( 19*9880d681SAndroid Build Coastguard Worker ; CHECK: call void @foo(i8* %ptr2) 20*9880d681SAndroid Build Coastguard Worker ; CHECK-NEXT: call void @llvm.memcpy 21*9880d681SAndroid Build Coastguard Worker ; CHECK-NEXT: call void @foo(i8* %ptr1) 22*9880d681SAndroid Build Coastguard Worker} 23