From 95f84afd338a9333b2fcf05dc171ce1dad6fbe7c Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Fri, 26 Dec 2014 14:28:01 +0100
Subject: fs/Traits, ...: work around -Wtautological-pointer-compare

New in clang 3.6.
---
 src/Idle.cxx                                   |  3 +++
 src/SongLoader.cxx                             |  3 +++
 src/db/plugins/simple/SimpleDatabasePlugin.cxx |  5 ++++-
 src/fs/Traits.hxx                              | 16 ++++++++++++++++
 src/lib/icu/Collate.cxx                        |  6 ++++++
 5 files changed, 32 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Idle.cxx b/src/Idle.cxx
index 8fe672200..0b66065de 100644
--- a/src/Idle.cxx
+++ b/src/Idle.cxx
@@ -76,7 +76,10 @@ idle_get_names(void)
 unsigned
 idle_parse_name(const char *name)
 {
+#if !CLANG_CHECK_VERSION(3,6)
+	/* disabled on clang due to -Wtautological-pointer-compare */
 	assert(name != nullptr);
+#endif
 
 	for (unsigned i = 0; idle_names[i] != nullptr; ++i)
 		if (StringEqualsCaseASCII(name, idle_names[i]))
diff --git a/src/SongLoader.cxx b/src/SongLoader.cxx
index c766a16a9..43e57e93b 100644
--- a/src/SongLoader.cxx
+++ b/src/SongLoader.cxx
@@ -77,7 +77,10 @@ SongLoader::LoadFile(const char *path_utf8, Error &error) const
 DetachedSong *
 SongLoader::LoadSong(const char *uri_utf8, Error &error) const
 {
+#if !CLANG_CHECK_VERSION(3,6)
+	/* disabled on clang due to -Wtautological-pointer-compare */
 	assert(uri_utf8 != nullptr);
+#endif
 
 	if (memcmp(uri_utf8, "file:///", 8) == 0)
 		/* absolute path */
diff --git a/src/db/plugins/simple/SimpleDatabasePlugin.cxx b/src/db/plugins/simple/SimpleDatabasePlugin.cxx
index 7b1886f1c..a0472462a 100644
--- a/src/db/plugins/simple/SimpleDatabasePlugin.cxx
+++ b/src/db/plugins/simple/SimpleDatabasePlugin.cxx
@@ -435,9 +435,12 @@ SimpleDatabase::Save(Error &error)
 bool
 SimpleDatabase::Mount(const char *uri, Database *db, Error &error)
 {
+#if !CLANG_CHECK_VERSION(3,6)
+	/* disabled on clang due to -Wtautological-pointer-compare */
 	assert(uri != nullptr);
-	assert(*uri != 0);
 	assert(db != nullptr);
+#endif
+	assert(*uri != 0);
 
 	ScopeDatabaseLock protect;
 
diff --git a/src/fs/Traits.hxx b/src/fs/Traits.hxx
index 77317e1ee..1af8f8672 100644
--- a/src/fs/Traits.hxx
+++ b/src/fs/Traits.hxx
@@ -57,7 +57,11 @@ struct PathTraitsFS {
 
 	gcc_pure gcc_nonnull_all
 	static const_pointer FindLastSeparator(const_pointer p) {
+#if !CLANG_CHECK_VERSION(3,6)
+		/* disabled on clang due to -Wtautological-pointer-compare */
 		assert(p != nullptr);
+#endif
+
 #ifdef WIN32
 		const_pointer pos = p + GetLength(p);
 		while (p != pos && !IsSeparator(*pos))
@@ -77,7 +81,11 @@ struct PathTraitsFS {
 
 	gcc_pure gcc_nonnull_all
 	static bool IsAbsolute(const_pointer p) {
+#if !CLANG_CHECK_VERSION(3,6)
+		/* disabled on clang due to -Wtautological-pointer-compare */
 		assert(p != nullptr);
+#endif
+
 #ifdef WIN32
 		if (IsDrive(p) && IsSeparator(p[2]))
 			return true;
@@ -147,7 +155,11 @@ struct PathTraitsUTF8 {
 
 	gcc_pure gcc_nonnull_all
 	static const_pointer FindLastSeparator(const_pointer p) {
+#if !CLANG_CHECK_VERSION(3,6)
+		/* disabled on clang due to -Wtautological-pointer-compare */
 		assert(p != nullptr);
+#endif
+
 		return strrchr(p, SEPARATOR);
 	}
 
@@ -160,7 +172,11 @@ struct PathTraitsUTF8 {
 
 	gcc_pure gcc_nonnull_all
 	static bool IsAbsolute(const_pointer p) {
+#if !CLANG_CHECK_VERSION(3,6)
+		/* disabled on clang due to -Wtautological-pointer-compare */
 		assert(p != nullptr);
+#endif
+
 #ifdef WIN32
 		if (IsDrive(p) && IsSeparator(p[2]))
 			return true;
diff --git a/src/lib/icu/Collate.cxx b/src/lib/icu/Collate.cxx
index b8560a4d8..17b536b37 100644
--- a/src/lib/icu/Collate.cxx
+++ b/src/lib/icu/Collate.cxx
@@ -121,8 +121,11 @@ gcc_pure
 int
 IcuCollate(const char *a, const char *b)
 {
+#if !CLANG_CHECK_VERSION(3,6)
+	/* disabled on clang due to -Wtautological-pointer-compare */
 	assert(a != nullptr);
 	assert(b != nullptr);
+#endif
 
 #ifdef HAVE_ICU
 	assert(collator != nullptr);
@@ -159,7 +162,10 @@ IcuCaseFold(const char *src)
 {
 #ifdef HAVE_ICU
 	assert(collator != nullptr);
+#if !CLANG_CHECK_VERSION(3,6)
+	/* disabled on clang due to -Wtautological-pointer-compare */
 	assert(src != nullptr);
+#endif
 
 	const auto u = UCharFromUTF8(src);
 	if (u.IsNull())
-- 
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