Change these tests to feed the assembly files to opt directly, instead

of using llvm-as, now that opt supports this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/InstCombine/rem.ll

@@ -1,6 +1,6 @@
 ; This test makes sure that these instructions are properly eliminated.
 ;
-; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep rem
+; RUN: opt %s -instcombine | llvm-dis | not grep rem
 ; END.
 
 define i32 @test1(i32 %A) {