blob: 232533cc73e11ec74f6f2bd5e3e9c4dbab7e9ffe [file] [log] [blame]
; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s
; PR4267
; CHECK: MayAlias: double* %p.0.i.0, double* %p3
; %p3 is equal to %p.0.i.0 on the second iteration of the loop,
; so MayAlias is needed.
define void @foo([3 x [3 x double]]* noalias %p) {
entry:
%p3 = getelementptr [3 x [3 x double]]* %p, i64 0, i64 0, i64 3
br label %loop
loop:
%i = phi i64 [ 0, %entry ], [ %i.next, %loop ]
%p.0.i.0 = getelementptr [3 x [3 x double]]* %p, i64 0, i64 %i, i64 0
store volatile double 0.0, double* %p3
store volatile double 0.1, double* %p.0.i.0
%i.next = add i64 %i, 1
%cmp = icmp slt i64 %i.next, 3
br i1 %cmp, label %loop, label %exit
exit:
ret void
}