[clang] c4d6f27 - [NFC] Disallow unused prefixes under clang/test/Driver
Mircea Trofin via cfe-commits
cfe-commits at lists.llvm.org
Mon Feb 1 10:34:49 PST 2021
Author: Mircea Trofin
Date: 2021-02-01T10:34:38-08:00
New Revision: c4d6f2707a1e6c4e9bd93480dd913121fef122b7
URL: https://github.com/llvm/llvm-project/commit/c4d6f2707a1e6c4e9bd93480dd913121fef122b7
DIFF: https://github.com/llvm/llvm-project/commit/c4d6f2707a1e6c4e9bd93480dd913121fef122b7.diff
LOG: [NFC] Disallow unused prefixes under clang/test/Driver
Differential Revision: https://reviews.llvm.org/D95660
Added:
Modified:
clang/test/Driver/amdgpu-macros.cl
clang/test/Driver/cuda-detect.cu
clang/test/Driver/fsanitize.c
clang/test/Driver/lit.local.cfg
clang/test/Driver/ps4-visibility-dllstorageclass.c
clang/test/Driver/rocm-device-libs.cl
Removed:
################################################################################
diff --git a/clang/test/Driver/amdgpu-macros.cl b/clang/test/Driver/amdgpu-macros.cl
index e5611446eace..d708e29e1acf 100644
--- a/clang/test/Driver/amdgpu-macros.cl
+++ b/clang/test/Driver/amdgpu-macros.cl
@@ -67,52 +67,52 @@
// AMDGCN-based processors.
//
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx600 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX600,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx600
-// RUN: %clang -E -dM -target amdgcn -mcpu=tahiti %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX600,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx600
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx601 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX601,SLOW_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
-// RUN: %clang -E -dM -target amdgcn -mcpu=pitcairn %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX601,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
-// RUN: %clang -E -dM -target amdgcn -mcpu=verde %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX601,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx602 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX602,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
-// RUN: %clang -E -dM -target amdgcn -mcpu=hainan %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX602,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
-// RUN: %clang -E -dM -target amdgcn -mcpu=oland %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX602,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx700 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX700,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx700
-// RUN: %clang -E -dM -target amdgcn -mcpu=kaveri %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX700,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx700
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx701 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX701,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx701
-// RUN: %clang -E -dM -target amdgcn -mcpu=hawaii %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX701,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx701
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx702 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX702,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx702
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx703 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX703,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
-// RUN: %clang -E -dM -target amdgcn -mcpu=kabini %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX703,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
-// RUN: %clang -E -dM -target amdgcn -mcpu=mullins %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX703,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx704 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX704,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx704
-// RUN: %clang -E -dM -target amdgcn -mcpu=bonaire %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX704,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx704
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx705 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX705,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx705
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx801 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX801,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx801
-// RUN: %clang -E -dM -target amdgcn -mcpu=carrizo %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX801,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx801
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx802 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX802,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
-// RUN: %clang -E -dM -target amdgcn -mcpu=iceland %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX802,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
-// RUN: %clang -E -dM -target amdgcn -mcpu=tonga %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX802,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx803 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX803,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
-// RUN: %clang -E -dM -target amdgcn -mcpu=fiji %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX803,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
-// RUN: %clang -E -dM -target amdgcn -mcpu=polaris10 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX803,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
-// RUN: %clang -E -dM -target amdgcn -mcpu=polaris11 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX803,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx805 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX805,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx805
-// RUN: %clang -E -dM -target amdgcn -mcpu=tongapro %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX805,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx805
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx810 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX810,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx810
-// RUN: %clang -E -dM -target amdgcn -mcpu=stoney %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX810,SLOW_FMA %s -DWAVEFRONT_SIZE=64 -DCPU=gfx810
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx900 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX900,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx900
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx902 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX902,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx902
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx904 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX904,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx904
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx906 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX906,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx906
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx908 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX908,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx908
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx909 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX909,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx909
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx90c %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX90C,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx90c
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1010 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1010,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1010
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1011 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1011,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1011
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1012 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1012,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1012
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1030 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1030,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1030
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1031 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1031,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1031
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1032 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1032,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1032
-// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1033 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,GFX1033,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1033
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx600 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx600
+// RUN: %clang -E -dM -target amdgcn -mcpu=tahiti %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx600
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx601 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,SLOW_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
+// RUN: %clang -E -dM -target amdgcn -mcpu=pitcairn %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
+// RUN: %clang -E -dM -target amdgcn -mcpu=verde %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx601
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx602 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
+// RUN: %clang -E -dM -target amdgcn -mcpu=hainan %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
+// RUN: %clang -E -dM -target amdgcn -mcpu=oland %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx602
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx700 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx700
+// RUN: %clang -E -dM -target amdgcn -mcpu=kaveri %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx700
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx701 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx701
+// RUN: %clang -E -dM -target amdgcn -mcpu=hawaii %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx701
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx702 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx702
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx703 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
+// RUN: %clang -E -dM -target amdgcn -mcpu=kabini %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
+// RUN: %clang -E -dM -target amdgcn -mcpu=mullins %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx703
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx704 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx704
+// RUN: %clang -E -dM -target amdgcn -mcpu=bonaire %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx704
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx705 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx705
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx801 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx801
+// RUN: %clang -E -dM -target amdgcn -mcpu=carrizo %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx801
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx802 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
+// RUN: %clang -E -dM -target amdgcn -mcpu=iceland %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
+// RUN: %clang -E -dM -target amdgcn -mcpu=tonga %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx802
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx803 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
+// RUN: %clang -E -dM -target amdgcn -mcpu=fiji %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
+// RUN: %clang -E -dM -target amdgcn -mcpu=polaris10 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
+// RUN: %clang -E -dM -target amdgcn -mcpu=polaris11 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx803
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx805 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx805
+// RUN: %clang -E -dM -target amdgcn -mcpu=tongapro %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx805
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx810 %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx810
+// RUN: %clang -E -dM -target amdgcn -mcpu=stoney %s 2>&1 | FileCheck --check-prefix=ARCH-GCN %s -DWAVEFRONT_SIZE=64 -DCPU=gfx810
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx900 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx900
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx902 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx902
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx904 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx904
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx906 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx906
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx908 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx908
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx909 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx909
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx90c %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=64 -DCPU=gfx90c
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1010 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1010
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1011 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1011
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1012 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1012
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1030 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1030
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1031 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1031
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1032 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1032
+// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1033 %s 2>&1 | FileCheck --check-prefixes=ARCH-GCN,FAST_FMAF %s -DWAVEFRONT_SIZE=32 -DCPU=gfx1033
// ARCH-GCN-DAG: #define FP_FAST_FMA 1
@@ -130,16 +130,16 @@
// ARCH-GCN-DAG: #define __AMDGCN_WAVEFRONT_SIZE [[WAVEFRONT_SIZE]]
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx906 -mwavefrontsize64 \
-// RUN: %s 2>&1 | FileCheck --check-prefixes=WAVE64 %s
+// RUN: %s 2>&1 | FileCheck --check-prefix=WAVE64 %s
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1010 -mwavefrontsize64 \
-// RUN: %s 2>&1 | FileCheck --check-prefixes=WAVE64 %s
+// RUN: %s 2>&1 | FileCheck --check-prefix=WAVE64 %s
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx906 -mwavefrontsize64 \
-// RUN: -mno-wavefrontsize64 %s 2>&1 | FileCheck --check-prefixes=WAVE64 %s
+// RUN: -mno-wavefrontsize64 %s 2>&1 | FileCheck --check-prefix=WAVE64 %s
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1010 -mwavefrontsize64 \
-// RUN: -mno-wavefrontsize64 %s 2>&1 | FileCheck --check-prefixes=WAVE32 %s
+// RUN: -mno-wavefrontsize64 %s 2>&1 | FileCheck --check-prefix=WAVE32 %s
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx906 -mno-wavefrontsize64 \
-// RUN: -mwavefrontsize64 %s 2>&1 | FileCheck --check-prefixes=WAVE64 %s
+// RUN: -mwavefrontsize64 %s 2>&1 | FileCheck --check-prefix=WAVE64 %s
// RUN: %clang -E -dM -target amdgcn -mcpu=gfx1010 -mno-wavefrontsize64 \
-// RUN: -mwavefrontsize64 %s 2>&1 | FileCheck --check-prefixes=WAVE64 %s
+// RUN: -mwavefrontsize64 %s 2>&1 | FileCheck --check-prefix=WAVE64 %s
// WAVE64-DAG: #define __AMDGCN_WAVEFRONT_SIZE 64
// WAVE32-DAG: #define __AMDGCN_WAVEFRONT_SIZE 32
diff --git a/clang/test/Driver/cuda-detect.cu b/clang/test/Driver/cuda-detect.cu
index d5fcba107234..5f90b6b6678d 100644
--- a/clang/test/Driver/cuda-detect.cu
+++ b/clang/test/Driver/cuda-detect.cu
@@ -130,21 +130,21 @@
// Verify that -nocudalib prevents linking libdevice bitcode in.
// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \
// RUN: -nocudalib --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \
-// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOLIBDEVICE
+// RUN: | FileCheck %s -check-prefix COMMON
// RUN: %clang -### -v --target=i386-apple-macosx --cuda-gpu-arch=sm_35 \
// RUN: -nocudalib --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \
-// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOLIBDEVICE
+// RUN: | FileCheck %s -check-prefix COMMON
// Verify that we don't add include paths, link with libdevice or
// -include __clang_cuda_runtime_wrapper.h without valid CUDA installation.
// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \
// RUN: --cuda-path=%S/no-cuda-there %s 2>&1 \
// RUN: | FileCheck %s -check-prefix COMMON \
-// RUN: -check-prefix NOCUDAINC -check-prefix NOLIBDEVICE
+// RUN: -check-prefix NOCUDAINC
// RUN: %clang -### -v --target=i386-apple-macosx --cuda-gpu-arch=sm_35 \
// RUN: --cuda-path=%S/no-cuda-there %s 2>&1 \
// RUN: | FileCheck %s -check-prefix COMMON \
-// RUN: -check-prefix NOCUDAINC -check-prefix NOLIBDEVICE
+// RUN: -check-prefix NOCUDAINC
// Verify that C++ include paths are passed for both host and device frontends.
// RUN: %clang -### -no-canonical-prefixes -target x86_64-linux-gnu %s \
diff --git a/clang/test/Driver/fsanitize.c b/clang/test/Driver/fsanitize.c
index 63953c042992..9ffe1c7597f6 100644
--- a/clang/test/Driver/fsanitize.c
+++ b/clang/test/Driver/fsanitize.c
@@ -15,11 +15,11 @@
// RUN: %clang -target x86_64-apple-darwin10 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-DARWIN
// CHECK-UNDEFINED-DARWIN: "-fsanitize={{((signed-integer-overflow|integer-divide-by-zero|function|shift-base|shift-exponent|unreachable|return|vla-bound|alignment|null|pointer-overflow|float-cast-overflow|array-bounds|enum|bool|builtin|returns-nonnull-attribute|nonnull-attribute),?){18}"}}
-// RUN: %clang -target i386-pc-win32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN --check-prefix=CHECK-UNDEFINED-WIN32 --check-prefix=CHECK-UNDEFINED-MSVC
-// RUN: %clang -target i386-pc-win32 -fsanitize=undefined -x c++ %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN --check-prefix=CHECK-UNDEFINED-WIN32 --check-prefix=CHECK-UNDEFINED-WIN-CXX --check-prefix=CHECK-UNDEFINED-MSVC
-// RUN: %clang -target x86_64-pc-win32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN --check-prefix=CHECK-UNDEFINED-WIN64 --check-prefix=CHECK-UNDEFINED-MSVC
-// RUN: %clang -target x86_64-w64-mingw32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN --check-prefix=CHECK-UNDEFINED-WIN64-MINGW
-// RUN: %clang -target x86_64-pc-win32 -fsanitize=undefined -x c++ %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN --check-prefix=CHECK-UNDEFINED-WIN64 --check-prefix=CHECK-UNDEFINED-WIN-CXX --check-prefix=CHECK-UNDEFINED-MSVC
+// RUN: %clang -target i386-pc-win32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefixes=CHECK-UNDEFINED-WIN32,CHECK-UNDEFINED-MSVC
+// RUN: %clang -target i386-pc-win32 -fsanitize=undefined -x c++ %s -### 2>&1 | FileCheck %s --check-prefixes=CHECK-UNDEFINED-WIN32,CHECK-UNDEFINED-WIN-CXX,CHECK-UNDEFINED-MSVC
+// RUN: %clang -target x86_64-pc-win32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefixes=CHECK-UNDEFINED-WIN64,CHECK-UNDEFINED-MSVC
+// RUN: %clang -target x86_64-w64-mingw32 -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-UNDEFINED-WIN64-MINGW
+// RUN: %clang -target x86_64-pc-win32 -fsanitize=undefined -x c++ %s -### 2>&1 | FileCheck %s --check-prefixes=CHECK-UNDEFINED-WIN64,CHECK-UNDEFINED-WIN-CXX,CHECK-UNDEFINED-MSVC
// CHECK-UNDEFINED-WIN32: "--dependent-lib={{[^"]*}}ubsan_standalone-i386.lib"
// CHECK-UNDEFINED-WIN64: "--dependent-lib={{[^"]*}}ubsan_standalone-x86_64.lib"
// CHECK-UNDEFINED-WIN64-MINGW: "--dependent-lib={{[^"]*}}libclang_rt.ubsan_standalone-x86_64.a"
diff --git a/clang/test/Driver/lit.local.cfg b/clang/test/Driver/lit.local.cfg
index ad3f0e92cacd..7dbadaeed12f 100644
--- a/clang/test/Driver/lit.local.cfg
+++ b/clang/test/Driver/lit.local.cfg
@@ -1,3 +1,11 @@
+from lit.llvm.subst import ToolSubst
+
+fc = ToolSubst('FileCheck', unresolved='fatal')
+# Insert this first. Then, we'll first update the blank FileCheck command; then,
+# the default substitution of FileCheck will replace it to its full path.
+config.substitutions.insert(0, (fc.regex,
+ 'FileCheck --allow-unused-prefixes=false'))
+
config.suffixes = ['.c', '.cpp', '.h', '.m', '.mm', '.S', '.s', '.f90', '.F90', '.f95',
'.cu', '.rs', '.cl', '.hip']
config.substitutions = list(config.substitutions)
diff --git a/clang/test/Driver/ps4-visibility-dllstorageclass.c b/clang/test/Driver/ps4-visibility-dllstorageclass.c
index 2a260ea97217..b314b5d3818a 100644
--- a/clang/test/Driver/ps4-visibility-dllstorageclass.c
+++ b/clang/test/Driver/ps4-visibility-dllstorageclass.c
@@ -1,7 +1,7 @@
// Check behaviour of -fvisibility-from-dllstorageclass options for PS4
// RUN: %clang -### -target x86_64-scei-ps4 %s -Werror -o - 2>&1 | \
-// RUN: FileCheck %s -check-prefixes=DEFAULTS,DEFAULTS1 \
+// RUN: FileCheck %s --check-prefix=DEFAULTS \
// RUN: --implicit-check-not=-fvisibility-from-dllstorageclass \
// RUN: --implicit-check-not=-fvisibility-dllexport \
// RUN: --implicit-check-not=-fvisibility-nodllstorageclass \
@@ -13,7 +13,7 @@
// RUN: -fvisibility-from-dllstorageclass \
// RUN: -Werror \
// RUN: %s -o - 2>&1 | \
-// RUN: FileCheck %s -check-prefixes=DEFAULTS,DEFAULTS2 \
+// RUN: FileCheck %s --check-prefix=DEFAULTS \
// RUN: --implicit-check-not=-fvisibility-from-dllstorageclass \
// RUN: --implicit-check-not=-fvisibility-dllexport \
// RUN: --implicit-check-not=-fvisibility-nodllstorageclass \
diff --git a/clang/test/Driver/rocm-device-libs.cl b/clang/test/Driver/rocm-device-libs.cl
index 7f45116d3630..0f6e6a07acf9 100644
--- a/clang/test/Driver/rocm-device-libs.cl
+++ b/clang/test/Driver/rocm-device-libs.cl
@@ -78,46 +78,46 @@
// RUN: -x cl -mcpu=gfx803 \
// RUN: -cl-unsafe-math-optimizations \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMON,COMMON-UNSAFE,GFX803,WAVE64 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefixes=COMMON,GFX803,WAVE64 %s
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx1010 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX1010,WAVE32 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefix=WAVE32 %s
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx1011 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX1011,WAVE32 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefix=WAVE32 %s
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx1012 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX1012,WAVE32 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefix=WAVE32 %s
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx1010 -mwavefrontsize64 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX1010,WAVE64 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefix=WAVE64 %s
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx1010 -mwavefrontsize64 -mno-wavefrontsize64 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX1010,WAVE32 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefix=WAVE32 %s
// Ignore -mno-wavefrontsize64 without wave32 support
// RUN: %clang -### -target amdgcn-amd-amdhsa \
// RUN: -x cl -mcpu=gfx803 -mno-wavefrontsize64 \
// RUN: --rocm-path=%S/Inputs/rocm \
-// RUN: %s \
-// RUN: 2>&1 | FileCheck --check-prefixes=COMMMON,GFX803,WAVE64 %s
+// RUN: %s 2>&1 | \
+// RUN: FileCheck --check-prefixes=GFX803,WAVE64 %s
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