forked from OSchip/llvm-project
23 lines
739 B
LLVM
23 lines
739 B
LLVM
; PR726
|
|
; RUN: opt < %s -indvars -S | \
|
|
; RUN: grep {ret i32 27}
|
|
|
|
; Make sure to compute the right exit value based on negative strides.
|
|
|
|
define i32 @test() {
|
|
entry:
|
|
br label %cond_true
|
|
|
|
cond_true: ; preds = %cond_true, %entry
|
|
%a.0.0 = phi i32 [ 10, %entry ], [ %tmp4, %cond_true ] ; <i32> [#uses=2]
|
|
%b.0.0 = phi i32 [ 0, %entry ], [ %tmp2, %cond_true ] ; <i32> [#uses=1]
|
|
%tmp2 = add i32 %b.0.0, %a.0.0 ; <i32> [#uses=2]
|
|
%tmp4 = add i32 %a.0.0, -1 ; <i32> [#uses=2]
|
|
%tmp = icmp sgt i32 %tmp4, 7 ; <i1> [#uses=1]
|
|
br i1 %tmp, label %cond_true, label %bb7
|
|
|
|
bb7: ; preds = %cond_true
|
|
ret i32 %tmp2
|
|
}
|
|
|