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; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
;
; void bar();
; void foo(int *A, int *B, long int N, long int M) {
; for (long int j = 0; j < M; ++j) {
; bar();
; for (long int i = 0; i < N; ++i)
; A[i] += 1;
; for (long int i = 0; i < N; ++i)
; A[i] += 1;
; }
; }
;
; Test to check that the scop only counts loop depth for loops fully contained
; in the scop.
; CHECK: Max Loop Depth: 1
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @foo(i32* %A, i32* %B, i64 %N, i64 %M) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc13, %entry
%j.0 = phi i64 [ 0, %entry ], [ %inc14, %for.inc13 ]
%cmp = icmp slt i64 %j.0, %M
br i1 %cmp, label %for.body, label %for.end15
for.body: ; preds = %for.cond
call void (...)* @bar() #2
br label %for.cond1
for.cond1: ; preds = %for.inc, %for.body
%i.0 = phi i64 [ 0, %for.body ], [ %inc, %for.inc ]
%cmp2 = icmp slt i64 %i.0, %N
br i1 %cmp2, label %for.body3, label %for.end
for.body3: ; preds = %for.cond1
%arrayidx = getelementptr inbounds i32* %A, i64 %i.0
%tmp = load i32* %arrayidx, align 4
%add = add nsw i32 %tmp, 1
store i32 %add, i32* %arrayidx, align 4
br label %for.inc
for.inc: ; preds = %for.body3
%inc = add nuw nsw i64 %i.0, 1
br label %for.cond1
for.end: ; preds = %for.cond1
br label %for.cond5
for.cond5: ; preds = %for.inc10, %for.end
%i4.0 = phi i64 [ 0, %for.end ], [ %inc11, %for.inc10 ]
%cmp6 = icmp slt i64 %i4.0, %N
br i1 %cmp6, label %for.body7, label %for.end12
for.body7: ; preds = %for.cond5
%arrayidx8 = getelementptr inbounds i32* %A, i64 %i4.0
%tmp1 = load i32* %arrayidx8, align 4
%add9 = add nsw i32 %tmp1, 1
store i32 %add9, i32* %arrayidx8, align 4
br label %for.inc10
for.inc10: ; preds = %for.body7
%inc11 = add nuw nsw i64 %i4.0, 1
br label %for.cond5
for.end12: ; preds = %for.cond5
br label %for.inc13
for.inc13: ; preds = %for.end12
%inc14 = add nuw nsw i64 %j.0, 1
br label %for.cond
for.end15: ; preds = %for.cond
ret void
}
declare void @bar(...) #1
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