1 ; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -dce -S %s | FileCheck %s
2 ; Obtained from C source as:
3 ; clang -S -emit-llvm -O0 pr32421.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer pr32421.s > pr32421.ll
6 ; ModuleID = 'pr32421.s'
7 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"
8 target triple = "x86_64-unknown-linux-gnu"
10 define i32 @f(i32** noalias %a, i32** noalias %b) nounwind uwtable {
14 for.cond: ; preds = %for.inc, %entry
15 %indvar = phi i64 [ %indvar.next, %for.inc ], [ 0, %entry ]
16 %arrayidx7 = getelementptr i32** %a, i64 %indvar
17 %arrayidx = getelementptr i32** %b, i64 %indvar
18 %exitcond = icmp ne i64 %indvar, 32
19 br i1 %exitcond, label %for.body, label %for.end
21 for.body: ; preds = %for.cond
22 %tmp3 = load i32** %arrayidx, align 8
23 %add.ptr = getelementptr inbounds i32* %tmp3, i64 1
24 store i32* %add.ptr, i32** %arrayidx7, align 8
27 for.inc: ; preds = %for.body
28 %indvar.next = add i64 %indvar, 1
31 for.end: ; preds = %for.cond