new testcase

llvm-svn: 30233

1 files changed, 16 insertions, 0 deletions

diff --git a/llvm/test/Regression/Transforms/InstCombine/hoist_instr.ll b/llvm/test/Regression/Transforms/InstCombine/hoist_instr.ll
new file mode 100644
index 00000000000..1b6caf63dec
--- /dev/null
+++ b/llvm/test/Regression/Transforms/InstCombine/hoist_instr.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | %prcontext div 1 | grep then:
+
+;; This tests that the div is hoisted into the then block.
+
+int %foo(bool %C, int %A, int %B) {
+entry:
+	br bool %C, label %then, label %endif
+
+then:
+	br label %endif
+
+endif:
+	%X = phi int [%A, %then], [15, %entry]
+	%Y = div int %X, 42
+	ret int %Y
+}