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| ; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; CHECK: Valid Region for Scop: bb14 => bb17
; Make sure we do not detect the larger region bb14->bb19 that contains
; a multi-dimensional memory access with a size of 'undef * undef'.
define void @hoge(i8* %arg) {
bb:
br label %bb6
bb6: ; preds = %bb
%tmp = mul i64 undef, undef
%tmp7 = add i64 %tmp, undef
%tmp8 = add i64 %tmp7, 0
%tmp9 = add i64 %tmp8, 8
%tmp10 = sub i64 %tmp9, undef
%tmp11 = getelementptr i8, i8* %arg, i64 %tmp10
%tmp12 = getelementptr inbounds i8, i8* %tmp11, i64 4
%tmp13 = getelementptr inbounds i8, i8* %tmp12, i64 20
br label %bb14
bb14: ; preds = %bb14, %bb6
%tmp15 = phi i32 [ %tmp16, %bb14 ], [ 2, %bb6 ]
%tmp16 = add nuw nsw i32 %tmp15, 1
br i1 false, label %bb14, label %bb17
bb17: ; preds = %bb14
%tmp18 = bitcast i8* %tmp13 to i32*
store i32 undef, i32* %tmp18, align 4
br label %bb19
bb19: ; preds = %bb17
unreachable
}
|