1 ; RUN: opt < %s -analyze -basicaa -da -da-delinearize=false | FileCheck %s 2 ; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s -check-prefix=DELIN 3 4 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-S128" 5 target triple = "x86_64-apple-macosx10.6.0" 6 7 ; for (int i = 0; i < 100; ++i) { 8 ; int t0 = a[i][i]; 9 ; int t1 = t0 + 1; 10 ; a[i][5] = t1; 11 ; } 12 ; The subscript 5 in a[i][5] is deliberately an i32, mismatching the types of 13 ; other subscript. DependenceAnalysis before the fix crashed due to this 14 ; mismatch. 15 define void @i32_subscript([100 x [100 x i32]]* %a, i32* %b) { 16 ; CHECK-LABEL: 'Dependence Analysis' for function 'i32_subscript' 17 ; DELIN-LABEL: 'Dependence Analysis' for function 'i32_subscript' 18 entry: 19 br label %for.body 20 21 for.body: 22 ; CHECK: da analyze - none! 23 ; CHECK: da analyze - anti [=|<]! 24 ; CHECK: da analyze - none! 25 ; DELIN: da analyze - none! 26 ; DELIN: da analyze - anti [=|<]! 27 ; DELIN: da analyze - none! 28 %i = phi i64 [ 0, %entry ], [ %i.inc, %for.body ] 29 %a.addr = getelementptr [100 x [100 x i32]], [100 x [100 x i32]]* %a, i64 0, i64 %i, i64 %i 30 %a.addr.2 = getelementptr [100 x [100 x i32]], [100 x [100 x i32]]* %a, i64 0, i64 %i, i32 5 31 %0 = load i32, i32* %a.addr, align 4 32 %1 = add i32 %0, 1 33 store i32 %1, i32* %a.addr.2, align 4 34 %i.inc = add nsw i64 %i, 1 35 %exitcond = icmp ne i64 %i.inc, 100 36 br i1 %exitcond, label %for.body, label %for.end 37 38 for.end: 39 ret void 40 } 41
