Make the testcase more interesting so that DCE does not eliminate it.

Use DIE instead of DCE anyway

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2500 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/phi.ll b/test/Transforms/InstCombine/phi.ll
index f56fbe26df82ea2a015fdf349e854f1bc4d7d8dc..a10d742ce8309bddac2d67d827c2b37fdc3c3531 100644 (file)
--- a/test/Transforms/InstCombine/phi.ll
+++ b/test/Transforms/InstCombine/phi.ll
@@ -1,17 +1,19 @@
 ; This test makes sure that these instructions are properly eliminated.
 ;
 
-; RUN: if as < %s | opt -instcombine -dce | dis | grep phi
+; RUN: if as < %s | opt -instcombine -die | dis | grep phi
 ; RUN: then exit 1
 ; RUN: else exit 0
 ; RUN: fi
 
 implementation
 
-int "test1"(int %A) {
-BB0:   br label %BB1
+int "test1"(int %A, bool %b) {
+BB0:    br bool %b, label %BB1, label %BB2
 BB1:
-       %B = phi int [%A, %BB0]     ; Combine away one argument PHI nodes
-       ret int %B
+        %B = phi int [%A, %BB0]     ; Combine away one argument PHI nodes
+        ret int %B
+BB2:
+        ret int %A
 }