llvm-mirror/test/Analysis/BasicAA/2006-03-03-BadArraySubscript.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

31 lines
1.3 KiB
LLVM

; RUN: opt < %s -aa-eval -disable-output |& grep {2 no alias respon}
; TEST that A[1][0] may alias A[0][i].
define void @test(i32 %N) {
entry:
%X = alloca [3 x [3 x i32]] ; <[3 x [3 x i32]]*> [#uses=4]
%tmp.24 = icmp sgt i32 %N, 0 ; <i1> [#uses=1]
br i1 %tmp.24, label %no_exit, label %loopexit
no_exit: ; preds = %no_exit, %entry
%i.0.0 = phi i32 [ 0, %entry ], [ %inc, %no_exit ] ; <i32> [#uses=2]
%tmp.6 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0, i32 %i.0.0 ; <i32*> [#uses=1]
store i32 1, i32* %tmp.6
%tmp.8 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0, i32 0 ; <i32*> [#uses=1]
%tmp.9 = load i32* %tmp.8 ; <i32> [#uses=1]
%tmp.11 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 1, i32 0 ; <i32*> [#uses=1]
%tmp.12 = load i32* %tmp.11 ; <i32> [#uses=1]
%tmp.13 = add i32 %tmp.12, %tmp.9 ; <i32> [#uses=1]
%inc = add i32 %i.0.0, 1 ; <i32> [#uses=2]
%tmp.2 = icmp slt i32 %inc, %N ; <i1> [#uses=1]
br i1 %tmp.2, label %no_exit, label %loopexit
loopexit: ; preds = %no_exit, %entry
%Y.0.1 = phi i32 [ 0, %entry ], [ %tmp.13, %no_exit ] ; <i32> [#uses=1]
%tmp.4 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0 ; <[3 x i32]*> [#uses=1]
%tmp.15 = call i32 (...)* @foo( [3 x i32]* %tmp.4, i32 %Y.0.1 ) ; <i32> [#uses=0]
ret void
}
declare i32 @foo(...)