Convert several tests to use temporary files instead of redundantly
executing the test commands.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52163 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/2007-01-13-StackPtrIndex.ll b/test/CodeGen/X86/2007-01-13-StackPtrIndex.ll
index a9ba7df..d1d0ea8 100644
--- a/test/CodeGen/X86/2007-01-13-StackPtrIndex.ll
+++ b/test/CodeGen/X86/2007-01-13-StackPtrIndex.ll
@@ -1,5 +1,6 @@
-; RUN: llvm-as < %s | llc -march=x86-64 | grep leaq
-; RUN: llvm-as < %s | llc -march=x86-64 | not grep {,%rsp)}
+; RUN: llvm-as < %s | llc -march=x86-64 > %t
+; RUN: grep leaq %t
+; RUN: not grep {,%rsp)} %t
 ; PR1103
 
 target datalayout = "e-p:64:64"