1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
2 ; RUN: opt -passes=argpromotion -S %s | FileCheck %s
4 @glob = external global i32*
6 ; No arguments in @callee can be promoted, but it contains a dead GEP. Make
7 ; sure it is not removed, as we do not perform any promotion.
8 define i32 @caller(i32* %ptr) {
9 ; CHECK-LABEL: define {{[^@]+}}@caller
10 ; CHECK-SAME: (i32* [[PTR:%.*]]) {
11 ; CHECK-NEXT: call void @callee(i32* [[PTR]], i32* [[PTR]], i32* [[PTR]])
12 ; CHECK-NEXT: ret i32 0
14 call void @callee(i32* %ptr, i32* %ptr, i32* %ptr)
18 define internal void @callee(i32* %arg, i32* %arg1, i32* %arg2) {
19 ; CHECK-LABEL: define {{[^@]+}}@callee
20 ; CHECK-SAME: (i32* [[ARG:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]]) {
21 ; CHECK-NEXT: call void @external_fn(i32* [[ARG]], i32* [[ARG1]])
22 ; CHECK-NEXT: [[DEAD_GEP:%.*]] = getelementptr inbounds i32, i32* [[ARG1]], i32 17
23 ; CHECK-NEXT: store i32* [[ARG2]], i32** @glob, align 8
24 ; CHECK-NEXT: ret void
26 call void @external_fn(i32* %arg, i32* %arg1)
27 %dead.gep = getelementptr inbounds i32, i32* %arg1, i32 17
28 store i32* %arg2, i32** @glob, align 8
32 declare void @external_fn(i32*, i32*)