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| ; RUN: opt %loadPolly -S -polly-codegen -verify-loop-info < %s | FileCheck %s
;
; Check that we do not crash as described here: http://llvm.org/bugs/show_bug.cgi?id=21167
;
; CHECK: polly.split_new_and_old
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Function Attrs: nounwind uwtable
define void @kernel_fdtd_apml(i32 %cxm, i32 %cym, [65 x [65 x double]]* %Bza, [65 x [65 x double]]* %Hz, double* %czp) #0 {
entry:
br i1 false, label %for.cond4.preheader, label %for.end451
for.cond4.preheader: ; preds = %for.inc449, %entry
%iz.08 = phi i32 [ undef, %for.inc449 ], [ 0, %entry ]
%cmp55 = icmp sgt i32 %cym, 0
br i1 %cmp55, label %for.cond7.preheader, label %for.inc449
for.cond7.preheader: ; preds = %for.end, %for.cond4.preheader
%iy.06 = phi i32 [ %inc447, %for.end ], [ 0, %for.cond4.preheader ]
%cmp81 = icmp sgt i32 %cxm, 0
br i1 %cmp81, label %for.body9, label %for.end
for.body9: ; preds = %for.body9, %for.cond7.preheader
%ix.02 = phi i32 [ %inc, %for.body9 ], [ 0, %for.cond7.preheader ]
%idxprom74 = sext i32 %iz.08 to i64
%arrayidx75 = getelementptr inbounds double, double* %czp, i64 %idxprom74
%0 = load double, double* %arrayidx75, align 8
%idxprom102 = sext i32 %iz.08 to i64
%arrayidx105 = getelementptr inbounds [65 x [65 x double]], [65 x [65 x double]]* %Hz, i64 %idxprom102, i64 0, i64 0
store double undef, double* %arrayidx105, align 8
%inc = add nsw i32 %ix.02, 1
br i1 false, label %for.body9, label %for.end
for.end: ; preds = %for.body9, %for.cond7.preheader
%idxprom209 = sext i32 %cxm to i64
%idxprom211 = sext i32 %iz.08 to i64
%arrayidx214 = getelementptr inbounds [65 x [65 x double]], [65 x [65 x double]]* %Hz, i64 %idxprom211, i64 0, i64 %idxprom209
store double undef, double* %arrayidx214, align 8
%idxprom430 = sext i32 %cxm to i64
%idxprom431 = sext i32 %cym to i64
%idxprom432 = sext i32 %iz.08 to i64
%arrayidx435 = getelementptr inbounds [65 x [65 x double]], [65 x [65 x double]]* %Hz, i64 %idxprom432, i64 %idxprom431, i64 %idxprom430
store double undef, double* %arrayidx435, align 8
%arrayidx445 = getelementptr inbounds [65 x [65 x double]], [65 x [65 x double]]* %Bza, i64 0, i64 0, i64 0
store double undef, double* %arrayidx445, align 8
%inc447 = add nsw i32 %iy.06, 1
%cmp5 = icmp slt i32 %inc447, %cym
br i1 %cmp5, label %for.cond7.preheader, label %for.inc449
for.inc449: ; preds = %for.end, %for.cond4.preheader
br i1 undef, label %for.cond4.preheader, label %for.end451
for.end451: ; preds = %for.inc449, %entry
ret void
}
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