Maybe this will keep people from breaking -branch-combine!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13928 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/BranchCombine/2004-06-01-Simple.ll b/test/Transforms/BranchCombine/2004-06-01-Simple.ll
new file mode 100644 (file)
index 0000000..8ea765b
--- /dev/null
+++ b/test/Transforms/BranchCombine/2004-06-01-Simple.ll
@@ -0,0 +1,24 @@
+; Basic test of -branch-combine functionality
+; RUN: llvm-as < %s | opt -branch-combine | llvm-dis | egrep 'newCommon:.*; preds =.*no_exit.1' | grep loopentry.2
+
+target endian = big
+target pointersize = 64
+
+implementation   ; Functions:
+
+void %main() {
+entry:
+       br bool false, label %__main.entry, label %endif.0.i
+
+endif.0.i:             ; preds = %entry
+       ret void
+
+__main.entry:          ; preds = %entry
+       br label %no_exit.1
+
+no_exit.1:             ; preds = %__main.entry, %no_exit.1, %loopentry.2
+       br bool false, label %loopentry.2, label %no_exit.1
+
+loopentry.2:           ; preds = %no_exit.1
+       br label %no_exit.1
+}