new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18675 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/sink_instruction.ll b/test/Transforms/InstCombine/sink_instruction.ll
new file mode 100644 (file)
index 0000000..36e0357
--- /dev/null
+++ b/test/Transforms/InstCombine/sink_instruction.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | %prcontext div 1 | grep ret
+
+;; This tests that the instructions in the entry blocks are sunk into each
+;; arm of the 'if'.
+
+int %foo(bool %C, int %A, int %B) {
+entry:
+       %tmp.2 = div int %A, %B
+       %tmp.9 = add int %B, %A
+       br bool %C, label %then, label %endif
+
+then:
+       ret int %tmp.9
+
+endif:
+       ret int %tmp.2
+}