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| ; RUN: opt %loadPolly -basicaa -polly-dependences -analyze < %s | FileCheck %s
;
; Verify we do not have dependences between the if and the else clause
;
; CHECK: RAW dependences:
; CHECK-NEXT: { }
; CHECK-NEXT: WAR dependences:
; CHECK-NEXT: { }
; CHECK-NEXT: WAW dependences:
; CHECK-NEXT: { }
; CHECK-NEXT: Reduction dependences:
; CHECK-NEXT: { Stmt_if_then[i0] -> Stmt_if_then[1 + i0] : 0 <= i0 <= 510; Stmt_if_else[i0] -> Stmt_if_else[1 + i0] : 512 <= i0 <= 1022 }
;
; void f(int *restrict sum, int *restrict prod) {
; for (int i = 0; i < 1024; i++)
; if (i < 512)
; *sum += i;
; else
; *prod *= i;
; }
;
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
define void @f(i32* noalias %sum, i32* noalias %prod) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%exitcond = icmp ne i32 %i.0, 1024
br i1 %exitcond, label %for.body, label %for.end
for.body: ; preds = %for.cond
%cmp1 = icmp slt i32 %i.0, 512
br i1 %cmp1, label %if.then, label %if.else
if.then: ; preds = %for.body
%tmp = load i32, i32* %sum, align 4
%add = add nsw i32 %tmp, %i.0
store i32 %add, i32* %sum, align 4
br label %if.end
if.else: ; preds = %for.body
%tmp1 = load i32, i32* %prod, align 4
%mul = mul nsw i32 %tmp1, %i.0
store i32 %mul, i32* %prod, align 4
br label %if.end
if.end: ; preds = %if.else, %if.then
br label %for.inc
for.inc: ; preds = %if.end
%inc = add nsw i32 %i.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}
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