Fix a failure I accidentally caused in my last commit by mishandling the

removal of redundant phis.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40650 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 22 insertions, 0 deletions

diff --git a/test/Transforms/GVN/2007-07-31-RedundantPhi.ll b/test/Transforms/GVN/2007-07-31-RedundantPhi.ll
new file mode 100644
index 0000000..a9ca71a
--- /dev/null
+++ b/test/Transforms/GVN/2007-07-31-RedundantPhi.ll
@@ -0,0 +1,22 @@
+; RUN: llvm-as < %s | opt -gvn | llvm-dis | not grep {tmp701 =}
+
+@img_width = external global i16		; <i16*> [#uses=2]
+
+define i32 @smpUMHEXBipredIntegerPelBlockMotionSearch(i16* %cur_pic, i16 signext  %ref, i32 %list, i32 %pic_pix_x, i32 %pic_pix_y, i32 %blocktype, i16 signext  %pred_mv_x1, i16 signext  %pred_mv_y1, i16 signext  %pred_mv_x2, i16 signext  %pred_mv_y2, i16* %mv_x, i16* %mv_y, i16* %s_mv_x, i16* %s_mv_y, i32 %search_range, i32 %min_mcost, i32 %lambda_factor) {
+cond_next143:		; preds = %entry
+	store i16 0, i16* @img_width, align 2
+	br i1 false, label %cond_next449, label %cond_false434
+
+cond_false434:		; preds = %cond_true415
+	br label %cond_next449
+
+cond_next449:		; preds = %cond_false434, %cond_true415
+	br i1 false, label %cond_next698, label %cond_false470
+
+cond_false470:		; preds = %cond_next449
+	br label %cond_next698
+
+cond_next698:		; preds = %cond_true492
+	%tmp701 = load i16* @img_width, align 2		; <i16> [#uses=0]
+	ret i32 0
+}