1 ; RUN: opt < %s -passes=instcombine -S | FileCheck %s
3 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"
4 target triple = "x86_64-apple-darwin10.0"
6 declare noalias ptr @malloc(i64) nounwind allockind("alloc,uninitialized") "alloc-family"="malloc"
7 declare void @free(ptr) allockind("free") "alloc-family"="malloc"
11 %A = call noalias ptr @malloc(i64 4) nounwind
12 %B = icmp eq ptr %A, null
15 call void @free(ptr %A)
18 ; CHECK-LABEL: @test1(
22 ; CHECK-LABEL: @test2(
23 define noalias ptr @test2() nounwind {
26 %A = call noalias ptr @malloc(i64 4) nounwind
28 %tobool = icmp eq ptr %A, null
30 br i1 %tobool, label %return, label %if.end
39 %retval.0 = phi ptr [ %A, %if.end ], [ null, %entry ]