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comparison test/Transforms/InstCombine/memset-2.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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-1:000000000000 0:95c75e76d11b
1 ; Test that the memset library call simplifier works correctly.
2 ;
3 ; RUN: opt < %s -instcombine -S | FileCheck %s
4
5 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
6
7 declare i8 @memset(i8*, i32, i32)
8
9 ; Check that memset functions with the wrong prototype aren't simplified.
10
11 define i8 @test_no_simplify1(i8* %mem, i32 %val, i32 %size) {
12 ; CHECK-LABEL: @test_no_simplify1(
13 %ret = call i8 @memset(i8* %mem, i32 %val, i32 %size)
14 ; CHECK: call i8 @memset
15 ret i8 %ret
16 ; CHECK: ret i8 %ret
17 }