1 files changed, 19 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2010-01-28-NegativeSRem.ll b/test/Transforms/InstCombine/2010-01-28-NegativeSRem.ll
new file mode 100644
index 0000000000..4ab9bf0c3f
--- /dev/null
+++ b/test/Transforms/InstCombine/2010-01-28-NegativeSRem.ll
@@ -0,0 +1,19 @@
+; RUN: opt < %s -instcombine -S | FileCheck %s
+; PR6165
+
+define i32 @f() {
+entry:
+  br label %BB1
+
+BB1:                                              ; preds = %BB1, %entry
+; CHECK: BB1:
+  %x = phi i32 [ -29, %entry ], [ 0, %BB1 ]       ; <i32> [#uses=2]
+  %rem = srem i32 %x, 2                           ; <i32> [#uses=1]
+  %t = icmp eq i32 %rem, -1                       ; <i1> [#uses=1]
+  br i1 %t, label %BB2, label %BB1
+; CHECK-NOT: br i1 false
+
+BB2:                                              ; preds = %BB1
+; CHECK: BB2:
+  ret i32 %x
+}