1; RUN: opt < %s -passes=pgo-icall-prom -S | FileCheck %s 2target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 3target triple = "x86_64-unknown-linux-gnu" 4 5define void @va_func(i32 %num, ...) { 6entry: 7 ret void 8} 9 10%struct = type { i32 } 11@func_ptr = common global ptr null, align 8 12 13define void @test() { 14; Even though value profiling suggests @va_func is the call target, don't do 15; call promotion because the sret argument is not compatible with the varargs 16; function. 17; CHECK-LABEL: @test 18; CHECK-NOT: call void (i32, ...) @va_func 19; CHECK: call void %tmp 20; CHECK: ret void 21 22 %s = alloca %struct 23 %tmp = load ptr, ptr @func_ptr, align 8 24 call void %tmp(i32 1, ptr sret(%struct) %s), !prof !1 25 ret void 26} 27 28!1 = !{!"VP", i32 0, i64 12345, i64 989055279648259519, i64 12345} 29