Cleanup test case by removing unused attribute

[rs]

Summary

Removing attribute dso_local generated from original C test file because it's not needed.

[amilendra_arm]

Harmless cleanup to remove an attribute that is not necessary for the test. Approved.

llvm/trunk/test/Analysis/ConstantFolding/func-and-folding.ll

 ; RUN: opt < %s -constprop -S -o - | FileCheck %s
 
 ; Function Attrs: minsize norecurse nounwind optsize readnone
-define dso_local void @foo1() #0 {
+define void @foo1() #0 {
 entry:
   ret void
 }
 
 ; Function Attrs: minsize norecurse nounwind optsize readnone
-define dso_local void @foo2() align 4 {
+define void @foo2() align 4 {
 entry:
   ret void
 }
 
 ; Function Attrs: minsize nounwind optsize
-define dso_local i32 @main() local_unnamed_addr #1 {
+define i32 @main() local_unnamed_addr #1 {
 entry:
 ; CHECK: ptrtoint
   %call = tail call i32 bitcast (i32 (...)* @process to i32 (i32)*)(i32 and (i32 ptrtoint (void ()* @foo1 to i32), i32 2)) #3
 ; CHECK-NEXT: ptrtoint
   %call2 = tail call i32 bitcast (i32 (...)* @process to i32 (i32)*)(i32 and (i32 ptrtoint (void ()* @foo2 to i32), i32 2)) #3
   ret i32 0
 }
 
 ; Function Attrs: minsize optsize
-declare dso_local i32 @process(...) local_unnamed_addr #2
+declare i32 @process(...) local_unnamed_addr #2