linux-kernel - [PATCH 02/12] tools build: Fix test-clang.cpp with Clang 8+

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Date:   Thu, 16 Jan 2020 10:48:04 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
        Clark Williams <williams@...hat.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Denis Pronin <dannftk@...dex.ru>,
        Dennis Schridde <devurandom@....net>,
        Jiri Olsa <jolsa@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Naohiro Aota <naota@...sp.net>,
        Peter Zijlstra <peterz@...radead.org>,
        clang-built-linux@...glegroups.com,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 02/12] tools build: Fix test-clang.cpp with Clang 8+

From: "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>

LLVM rL344140 (included in Clang 8+) moved VFS from Clang to LLVM, so
paths to its include files have changed.

This broke the Clang test in tools/build - let's fix it.

Signed-off-by: Maciej S. Szmigiero <mail@...iej.szmigiero.name>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Denis Pronin <dannftk@...dex.ru>
Cc: Dennis Schridde <devurandom@....net>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Naohiro Aota <naota@...sp.net>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: clang-built-linux@...glegroups.com
Link: http://lore.kernel.org/lkml/20191228171314.946469-1-mail@maciej.szmigiero.name
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/build/feature/test-clang.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/build/feature/test-clang.cpp b/tools/build/feature/test-clang.cpp
index a2b3f092d2f0..7d87075cd1c5 100644
--- a/tools/build/feature/test-clang.cpp
+++ b/tools/build/feature/test-clang.cpp
@@ -1,9 +1,15 @@
 // SPDX-License-Identifier: GPL-2.0
+#include "clang/Basic/Version.h"
+#if CLANG_VERSION_MAJOR < 8
 #include "clang/Basic/VirtualFileSystem.h"
+#endif
 #include "clang/Driver/Driver.h"
 #include "clang/Frontend/TextDiagnosticPrinter.h"
 #include "llvm/ADT/IntrusiveRefCntPtr.h"
 #include "llvm/Support/ManagedStatic.h"
+#if CLANG_VERSION_MAJOR >= 8
+#include "llvm/Support/VirtualFileSystem.h"
+#endif
 #include "llvm/Support/raw_ostream.h"
 
 using namespace clang;
-- 
2.21.1