mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-28 22:29:56 +00:00
50bec6f8c4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166620 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
688 B
LLVM
28 lines
688 B
LLVM
; RUN: opt < %s -loop-vectorize -force-vector-width=4 -dce
|
|
|
|
; Check that we don't fall into an infinite loop.
|
|
define void @test() nounwind {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%0 = phi i32 [ 1, %entry ], [ 0, %for.body ]
|
|
br label %for.body
|
|
}
|
|
|
|
|
|
|
|
define void @test2() nounwind {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv47 = phi i64 [ 0, %entry ], [ %indvars.iv.next48, %for.body ]
|
|
%0 = phi i32 [ 1, %entry ], [ 0, %for.body ]
|
|
%indvars.iv.next48 = add i64 %indvars.iv47, 1
|
|
br i1 undef, label %for.end, label %for.body
|
|
|
|
for.end: ; preds = %for.body
|
|
unreachable
|
|
}
|