Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/Assembler/2002-03-08-NameCollision.ll

@@ -0,0 +1,16 @@
+; RUN: llvm-as %s -o /dev/null
+; RUN: verify-uselistorder %s
+
+; Method arguments were being checked for collisions at the global scope before
+; the method object was created by the parser.  Because of this, false
+; collisions could occur that would cause the following error message to be
+; produced:
+;
+;    Redefinition of value named 'X' in the 'int *' type plane!
+;
+; Fixed by delaying binding of variable names until _after_ the method symtab is
+; created.
+;
+@X = global i32 4		; <i32*> [#uses=0]
+
+declare i32 @xxx(i32*)