[RS4GC] Remove unnecessary redirections from tests; NFC

llvm-svn: 259204
diff --git a/llvm/test/Transforms/RewriteStatepointsForGC/gc-relocate-creation.ll b/llvm/test/Transforms/RewriteStatepointsForGC/gc-relocate-creation.ll
index 1d22626..714d739 100644
--- a/llvm/test/Transforms/RewriteStatepointsForGC/gc-relocate-creation.ll
+++ b/llvm/test/Transforms/RewriteStatepointsForGC/gc-relocate-creation.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
+; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
 
 ; This test is to verify gc.relocate can handle pointer to vector of
 ; pointers (<2 x i32 addrspace(1)*> addrspace(1)* in this case).
diff --git a/llvm/test/Transforms/RewriteStatepointsForGC/relocation.ll b/llvm/test/Transforms/RewriteStatepointsForGC/relocation.ll
index 0755edb..eaa826c 100644
--- a/llvm/test/Transforms/RewriteStatepointsForGC/relocation.ll
+++ b/llvm/test/Transforms/RewriteStatepointsForGC/relocation.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -rewrite-statepoints-for-gc -spp-rematerialization-threshold=0 -S 2>&1 | FileCheck %s
+; RUN: opt < %s -rewrite-statepoints-for-gc -spp-rematerialization-threshold=0 -S | FileCheck %s
 
 
 declare void @foo()
diff --git a/llvm/test/Transforms/RewriteStatepointsForGC/rematerialize-derived-pointers.ll b/llvm/test/Transforms/RewriteStatepointsForGC/rematerialize-derived-pointers.ll
index 8097240..3e0a961 100644
--- a/llvm/test/Transforms/RewriteStatepointsForGC/rematerialize-derived-pointers.ll
+++ b/llvm/test/Transforms/RewriteStatepointsForGC/rematerialize-derived-pointers.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
+; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
 
 
 declare void @use_obj16(i16 addrspace(1)*) "gc-leaf-function"