[AMDGPU] Remove repeated -mtriple options from RUN lines (#66486)
diff --git a/llvm/test/CodeGen/AMDGPU/nullptr.ll b/llvm/test/CodeGen/AMDGPU/nullptr.ll
index 3d1096c..eab5cc8 100644
--- a/llvm/test/CodeGen/AMDGPU/nullptr.ll
+++ b/llvm/test/CodeGen/AMDGPU/nullptr.ll
@@ -1,4 +1,4 @@
-;RUN: llc < %s -mtriple=amdgcn -mtriple=amdgcn-- -verify-machineinstrs | FileCheck -check-prefixes=CHECK,GCN %s
+;RUN: llc < %s -mtriple=amdgcn-- -verify-machineinstrs | FileCheck -check-prefixes=CHECK,GCN %s
;RUN: llc < %s -march=r600 -mtriple=r600-- -verify-machineinstrs | FileCheck -check-prefixes=CHECK,R600 %s
%struct.S = type { ptr addrspace(5), ptr addrspace(1), ptr addrspace(4), ptr addrspace(3), ptr, ptr addrspace(2)}