-; RUN: llc < %s -march=x86-64 | FileCheck %s -check-prefix=X64
-; RUN: llc < %s -march=x86-64 -mattr=+avx | FileCheck %s -check-prefix=AVX
+; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s -check-prefix=X64
+; RUN: llc < %s -mtriple=x86_64-pc-linux -mattr=+avx | FileCheck %s -check-prefix=AVX
; CHECK-LABEL: extractelement_index_1: