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-rw-r--r--test/CodeGen/X86/jump_sign.ll20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/X86/jump_sign.ll b/test/CodeGen/X86/jump_sign.ll
new file mode 100644
index 000000000000..cb7d6271f958
--- /dev/null
+++ b/test/CodeGen/X86/jump_sign.ll
@@ -0,0 +1,20 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep jns
+
+define i32 @f(i32 %X) {
+entry:
+ %tmp1 = add i32 %X, 1 ; <i32> [#uses=1]
+ %tmp = icmp slt i32 %tmp1, 0 ; <i1> [#uses=1]
+ br i1 %tmp, label %cond_true, label %cond_next
+
+cond_true: ; preds = %entry
+ %tmp2 = tail call i32 (...)* @bar( ) ; <i32> [#uses=0]
+ br label %cond_next
+
+cond_next: ; preds = %cond_true, %entry
+ %tmp3 = tail call i32 (...)* @baz( ) ; <i32> [#uses=0]
+ ret i32 undef
+}
+
+declare i32 @bar(...)
+
+declare i32 @baz(...)