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authorChris Lattner <sabre@nondot.org>2004-04-01 20:28:35 +0000
committerChris Lattner <sabre@nondot.org>2004-04-01 20:28:35 +0000
commit8b8ff16dbac78483e82ce8974b15f725315a4b2b (patch)
tree285ea5bef0c2d63cefa39e0551bcd6d2197ecb15 /test/Transforms/TailDup
parent4edf6c043e7a9b9941db7caa3084b99aa18d91ad (diff)
New testcase for PR310
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12596 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/TailDup')
-rw-r--r--test/Transforms/TailDup/2004-04-01-DemoteRegToStack.llx22
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Transforms/TailDup/2004-04-01-DemoteRegToStack.llx b/test/Transforms/TailDup/2004-04-01-DemoteRegToStack.llx
new file mode 100644
index 0000000000..21a3ffa0e6
--- /dev/null
+++ b/test/Transforms/TailDup/2004-04-01-DemoteRegToStack.llx
@@ -0,0 +1,22 @@
+; RUN: llvm-as < %s | opt -tailduplicate -disable-output
+
+void %interpret() {
+entry:
+ br label %retry
+
+retry:
+ %tmp.8 = call int %interp()
+ switch uint 0, label %endif.4 [
+ uint 4294967271, label %return
+ uint 4294967280, label %return
+ ]
+
+endif.4:
+ br bool false, label %return, label %retry
+
+return:
+ %result.0 = phi int [ %tmp.8, %retry ], [%tmp.8, %retry], [ %tmp.8, %endif.4 ]
+ ret void
+}
+
+declare int %interp()