File: objsize-64.ll

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llvm-toolchain-6.0 1:6.0-1~bpo9+1
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; RUN: opt < %s -instcombine -S | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"

declare noalias i8* @malloc(i32) nounwind
declare noalias i8* @_Znwm(i64)  ; new(unsigned long)
declare i32 @__gxx_personality_v0(...)
declare void @__cxa_call_unexpected(i8*)
declare i64 @llvm.objectsize.i64(i8*, i1) nounwind readonly

; CHECK-LABEL: @f1(
define i64 @f1(i8 **%esc) {
  %call = call i8* @malloc(i32 4)
  store i8* %call, i8** %esc
  %size = call i64 @llvm.objectsize.i64(i8* %call, i1 false)
; CHECK: ret i64 4
  ret i64 %size
}


; CHECK-LABEL: @f2(
define i64 @f2(i8** %esc) nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
entry:
; CHECK: invoke noalias i8* @_Znwm(i64 13)
  %call = invoke noalias i8* @_Znwm(i64 13)
          to label %invoke.cont unwind label %lpad

invoke.cont:
; CHECK: ret i64 13
  store i8* %call, i8** %esc
  %0 = tail call i64 @llvm.objectsize.i64(i8* %call, i1 false)
  ret i64 %0

lpad:
  %1 = landingpad { i8*, i32 }
          filter [0 x i8*] zeroinitializer
  %2 = extractvalue { i8*, i32 } %1, 0
  tail call void @__cxa_call_unexpected(i8* %2) noreturn nounwind
  unreachable
}