1 ; RUN: opt -S -passes=pgo-icall-prom -icp-total-percent-threshold=0 < %s 2>&1 | FileCheck %s
3 ; Test that CallPromotionUtils will promote calls which require pointer cast
4 ; safely, i.e. drop incompatible attributes.
6 @foo = common global i8* (i8*)* null, align 8
8 ; casting to i64 and pointer attribute at callsite dropped.
9 define i64 @func2(i64 %a) {
13 ; no casting needed, attribute at callsite preserved.
14 define i8* @func4(i8* %a) {
18 define i8* @bar(i8* %arg) {
19 %tmp = load i8* (i8*)*, i8* (i8*)** @foo, align 8
21 ; Make sure callsite attributes are preserved on arguments and retval.
22 ; CHECK: call noalias i8* @func4(i8* nonnull
24 ; Make sure callsite attributes are dropped on arguments and retval.
25 ; CHECK: [[ARG:%[0-9]+]] = ptrtoint i8* %arg to i64
26 ; CHECK-NEXT: call i64 @func2(i64 [[ARG]])
28 %call = call noalias i8* %tmp(i8* nonnull %arg), !prof !1
32 !1 = !{!"VP", i32 0, i64 1440, i64 7651369219802541373, i64 1030, i64 -4377547752858689819, i64 410}