diff --git a/test/DebugInfo/WebAssembly/dbg-value-move-reg-stackify.mir b/test/DebugInfo/WebAssembly/dbg-value-move-reg-stackify.mir
index 8fff82d3dad..627c99d5ddb 100644
--- a/test/DebugInfo/WebAssembly/dbg-value-move-reg-stackify.mir
+++ b/test/DebugInfo/WebAssembly/dbg-value-move-reg-stackify.mir
@@ -1,10 +1,10 @@
 # RUN: llc < %s -run-pass=wasm-reg-stackify -x=mir 2>&1 | FileCheck %s
 
 # CHECK: body:
-# CHECK: dead %3:i32 = I32_WRAP_I64 %0,
-# CHECK-NEXT: DBG_VALUE %1:i32
-# CHECK-NEXT: dead %2:i32 = CALL_i32 @bar,
-# CHECK-NEXT: DBG_VALUE %1:i32,
+# CHECK: %1:i32 = I32_WRAP_I64 %0,
+# CHECK-NEXT: DBG_VALUE %1,
+# CHECK-NEXT: %1:i32 = CALL_i32 @bar,
+# CHECK-NEXT: DBG_VALUE %1,
 # CHECK-NEXT: %[[NEWREG:.*]]:i32 = CALL_i32 @bar,
 # CHECK-NEXT: DBG_VALUE %[[NEWREG]],
 # CHECK-NEXT: CALL_VOID @foo, %[[NEWREG]],
diff --git a/test/DebugInfo/X86/live-debug-vars-discard-invalid.mir b/test/DebugInfo/X86/live-debug-vars-discard-invalid.mir
index ea56872b3cb..4588192a437 100644
--- a/test/DebugInfo/X86/live-debug-vars-discard-invalid.mir
+++ b/test/DebugInfo/X86/live-debug-vars-discard-invalid.mir
@@ -1,4 +1,5 @@
-# RUN: llc -mtriple=x86_64-linux-gnu -start-before greedy -stop-after virtregrewriter -o - -verify-machineinstrs %s | FileCheck %s
+# FIXME: Fix machine verifier issues and remove -verify-machineinstrs=0. PR39481.
+# RUN: llc -mtriple=x86_64-linux-gnu -start-before greedy -stop-after virtregrewriter -o - -verify-machineinstrs=0 %s | FileCheck %s
 
 --- |
   ; ModuleID = '<stdin>'
@@ -114,7 +115,7 @@ body:             |
 # CHECK-NEXT:   dead renamable $rcx = IMPLICIT_DEF
 # CHECK-NEXT:   dead renamable $rcx = IMPLICIT_DEF
 # CHECK-NEXT:   dead renamable $rcx = IMPLICIT_DEF
-# CHECK-NEXT:   DBG_VALUE $noreg, $noreg, !18, !DIExpression()
+# CHECK-NEXT:   DBG_VALUE $rcx, $noreg, !18, !DIExpression()
 
 # CHECK-LABEL: bb.3:
 # CHECK:        dead renamable $rcx = IMPLICIT_DEF