| Chris Lattner | 463716d | 2009-10-05 02:47:47 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S | FileCheck %s |
| 2 | |
| 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" |
| 5 | |
| 6 | declare noalias i8* @malloc(i64) nounwind |
| 7 | declare void @free(i8*) |
| 8 | |
| 9 | ; PR5130 |
| 10 | define i1 @test1() { |
| 11 | %A = call noalias i8* @malloc(i64 4) nounwind |
| 12 | %B = icmp eq i8* %A, null |
| Duncan Sands | f162eac | 2010-05-27 19:09:06 +0000 | [diff] [blame^] | 13 | store i8 0, i8* %A |
| Chris Lattner | 463716d | 2009-10-05 02:47:47 +0000 | [diff] [blame] | 14 | |
| 15 | call void @free(i8* %A) |
| 16 | ret i1 %B |
| 17 | |
| 18 | ; CHECK: @test1 |
| 19 | ; CHECK: ret i1 %B |
| 20 | } |