[NFC] Add x86 triple to lower-offset-expression.ll

This prevents failing the test on targets other than X86 that are set
as default when X86 one is also supported.

diff --git a/llvm/test/DebugInfo/assignment-tracking/X86/lower-offset-expression.ll b/llvm/test/DebugInfo/assignment-tracking/X86/lower-offset-expression.ll
index a367efe..1de390a 100644 (file)
--- a/llvm/test/DebugInfo/assignment-tracking/X86/lower-offset-expression.ll
+++ b/llvm/test/DebugInfo/assignment-tracking/X86/lower-offset-expression.ll
@@ -13,6 +13,8 @@
 
 ; CHECK: DBG_VALUE %stack.0.a, $noreg, {{.+}}, !DIExpression(DW_OP_plus_uconst, 8, DW_OP_deref, DW_OP_LLVM_fragment, 64, 32), debug-location
 
+target triple = "x86_64-unknown-linux-gnu"
+
 define dso_local void @fun() !dbg !7 {
 entry:
   %a = alloca <4 x i32>, !DIAssignID !24