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-rw-r--r--llvm/test/Analysis/DotMachineCFG/AMDGPU/functions.mir2
-rw-r--r--llvm/test/Analysis/DotMachineCFG/AMDGPU/irreducible.mir4
2 files changed, 3 insertions, 3 deletions
diff --git a/llvm/test/Analysis/DotMachineCFG/AMDGPU/functions.mir b/llvm/test/Analysis/DotMachineCFG/AMDGPU/functions.mir
index b34493aea866..83434c23f478 100644
--- a/llvm/test/Analysis/DotMachineCFG/AMDGPU/functions.mir
+++ b/llvm/test/Analysis/DotMachineCFG/AMDGPU/functions.mir
@@ -1,4 +1,4 @@
-# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -mcfg-func-name=func2 -o - %s 2>&1 > /dev/null
+# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -mcfg-func-name=func2 -o - %s -filetype=null 2>&1
# RUN: FileCheck %s -input-file=%t.func2.dot --check-prefix=MCFG
# MCFG-NOT: digraph "Machine CFG for 'func1' function"
diff --git a/llvm/test/Analysis/DotMachineCFG/AMDGPU/irreducible.mir b/llvm/test/Analysis/DotMachineCFG/AMDGPU/irreducible.mir
index 56ea4b528ba8..e50128e895b2 100644
--- a/llvm/test/Analysis/DotMachineCFG/AMDGPU/irreducible.mir
+++ b/llvm/test/Analysis/DotMachineCFG/AMDGPU/irreducible.mir
@@ -1,6 +1,6 @@
-# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -o - %s 2>&1 > /dev/null
+# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -o - %s -filetype=null 2>&1
# RUN: FileCheck %s -input-file=%t.irreducible.dot --check-prefix=MCFG
-# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -dot-mcfg-only -o - %s 2>&1 > /dev/null
+# RUN: llc -mtriple=amdgcn-- -run-pass=dot-machine-cfg -mcfg-dot-filename-prefix=%t -dot-mcfg-only -o - %s -filetype=null 2>&1
# RUN: FileCheck %s -input-file=%t.irreducible.dot --check-prefix=MCFG-ONLY
# MCFG: digraph "Machine CFG for 'irreducible' function"