[libcxx] r315809 - Placate unused variable warnings uncovered by improvements to clang's -Wunused-variable
Benjamin Kramer via cfe-commits
cfe-commits at lists.llvm.org
Sat Oct 14 08:52:38 PDT 2017
Author: d0k
Date: Sat Oct 14 08:52:38 2017
New Revision: 315809
URL: http://llvm.org/viewvc/llvm-project?rev=315809&view=rev
Log:
Placate unused variable warnings uncovered by improvements to clang's -Wunused-variable
Modified:
libcxx/trunk/test/libcxx/depr/depr.c.headers/complex.h.pass.cpp
libcxx/trunk/test/libcxx/depr/depr.c.headers/tgmath_h.pass.cpp
libcxx/trunk/test/libcxx/numerics/complex.number/ccmplx/ccomplex.pass.cpp
libcxx/trunk/test/std/depr/depr.c.headers/complex.h.pass.cpp
libcxx/trunk/test/std/depr/depr.c.headers/tgmath_h.pass.cpp
libcxx/trunk/test/std/experimental/optional/optional.syn/optional_includes_initializer_list.pass.cpp
libcxx/trunk/test/std/experimental/utilities/tuple/header.tuple.synop/includes.pass.cpp
libcxx/trunk/test/std/iterators/predef.iterators/move.iterators/move.iter.ops/move.iter.op.const/default.pass.cpp
libcxx/trunk/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp
libcxx/trunk/test/std/iterators/stream.iterators/istream.iterator/istream.iterator.cons/default.pass.cpp
libcxx/trunk/test/std/iterators/stream.iterators/istreambuf.iterator/istreambuf.iterator.cons/default.pass.cpp
libcxx/trunk/test/std/language.support/support.initlist/support.initlist.access/access.pass.cpp
libcxx/trunk/test/std/language.support/support.initlist/support.initlist.range/begin_end.pass.cpp
libcxx/trunk/test/std/numerics/c.math/ctgmath.pass.cpp
libcxx/trunk/test/std/numerics/complex.number/ccmplx/ccomplex.pass.cpp
libcxx/trunk/test/std/thread/thread.mutex/thread.once/thread.once.onceflag/default.pass.cpp
libcxx/trunk/test/std/utilities/optional/optional.syn/optional_includes_initializer_list.pass.cpp
libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/UTypes.pass.cpp
libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc.pass.cpp
libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/default.pass.cpp
libcxx/trunk/test/std/utilities/utility/synopsis.pass.cpp
Modified: libcxx/trunk/test/libcxx/depr/depr.c.headers/complex.h.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/depr/depr.c.headers/complex.h.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/depr/depr.c.headers/complex.h.pass.cpp (original)
+++ libcxx/trunk/test/libcxx/depr/depr.c.headers/complex.h.pass.cpp Sat Oct 14 08:52:38 2017
@@ -18,4 +18,5 @@
int main()
{
std::complex<double> d;
+ (void)d;
}
Modified: libcxx/trunk/test/libcxx/depr/depr.c.headers/tgmath_h.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/depr/depr.c.headers/tgmath_h.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/depr/depr.c.headers/tgmath_h.pass.cpp (original)
+++ libcxx/trunk/test/libcxx/depr/depr.c.headers/tgmath_h.pass.cpp Sat Oct 14 08:52:38 2017
@@ -18,6 +18,7 @@
int main()
{
std::complex<double> cd;
+ (void)cd;
double x = sin(1.0);
(void)x; // to placate scan-build
}
Modified: libcxx/trunk/test/libcxx/numerics/complex.number/ccmplx/ccomplex.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/numerics/complex.number/ccmplx/ccomplex.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/numerics/complex.number/ccmplx/ccomplex.pass.cpp (original)
+++ libcxx/trunk/test/libcxx/numerics/complex.number/ccmplx/ccomplex.pass.cpp Sat Oct 14 08:52:38 2017
@@ -18,4 +18,5 @@
int main()
{
std::complex<double> d;
+ (void)d;
}
Modified: libcxx/trunk/test/std/depr/depr.c.headers/complex.h.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/depr/depr.c.headers/complex.h.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/depr/depr.c.headers/complex.h.pass.cpp (original)
+++ libcxx/trunk/test/std/depr/depr.c.headers/complex.h.pass.cpp Sat Oct 14 08:52:38 2017
@@ -14,4 +14,5 @@
int main()
{
std::complex<double> d;
+ (void)d;
}
Modified: libcxx/trunk/test/std/depr/depr.c.headers/tgmath_h.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/depr/depr.c.headers/tgmath_h.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/depr/depr.c.headers/tgmath_h.pass.cpp (original)
+++ libcxx/trunk/test/std/depr/depr.c.headers/tgmath_h.pass.cpp Sat Oct 14 08:52:38 2017
@@ -14,6 +14,7 @@
int main()
{
std::complex<double> cd;
+ (void)cd;
double x = sin(1.0);
(void)x; // to placate scan-build
}
Modified: libcxx/trunk/test/std/experimental/optional/optional.syn/optional_includes_initializer_list.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/experimental/optional/optional.syn/optional_includes_initializer_list.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/experimental/optional/optional.syn/optional_includes_initializer_list.pass.cpp (original)
+++ libcxx/trunk/test/std/experimental/optional/optional.syn/optional_includes_initializer_list.pass.cpp Sat Oct 14 08:52:38 2017
@@ -19,4 +19,5 @@ int main()
using std::experimental::optional;
std::initializer_list<int> list;
+ (void)list;
}
Modified: libcxx/trunk/test/std/experimental/utilities/tuple/header.tuple.synop/includes.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/experimental/utilities/tuple/header.tuple.synop/includes.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/experimental/utilities/tuple/header.tuple.synop/includes.pass.cpp (original)
+++ libcxx/trunk/test/std/experimental/utilities/tuple/header.tuple.synop/includes.pass.cpp Sat Oct 14 08:52:38 2017
@@ -16,4 +16,5 @@
int main()
{
std::tuple<int> x(1);
+ (void)x;
}
Modified: libcxx/trunk/test/std/iterators/predef.iterators/move.iterators/move.iter.ops/move.iter.op.const/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/iterators/predef.iterators/move.iterators/move.iter.ops/move.iter.op.const/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/iterators/predef.iterators/move.iterators/move.iter.ops/move.iter.op.const/default.pass.cpp (original)
+++ libcxx/trunk/test/std/iterators/predef.iterators/move.iterators/move.iter.ops/move.iter.op.const/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -25,6 +25,7 @@ void
test()
{
std::move_iterator<It> r;
+ (void)r;
}
int main()
@@ -38,6 +39,7 @@ int main()
#if TEST_STD_VER > 14
{
constexpr std::move_iterator<const char *> it;
+ (void)it;
}
#endif
}
Modified: libcxx/trunk/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp (original)
+++ libcxx/trunk/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.ops/reverse.iter.cons/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -25,6 +25,7 @@ void
test()
{
std::reverse_iterator<It> r;
+ (void)r;
}
int main()
@@ -37,6 +38,7 @@ int main()
#if TEST_STD_VER > 14
{
constexpr std::reverse_iterator<const char *> it;
+ (void)it;
}
#endif
}
Modified: libcxx/trunk/test/std/iterators/stream.iterators/istream.iterator/istream.iterator.cons/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/iterators/stream.iterators/istream.iterator/istream.iterator.cons/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/iterators/stream.iterators/istream.iterator/istream.iterator.cons/default.pass.cpp (original)
+++ libcxx/trunk/test/std/iterators/stream.iterators/istream.iterator/istream.iterator.cons/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -32,6 +32,7 @@ template <typename T, bool isTrivial = s
struct test_trivial {
void operator ()() const {
constexpr std::istream_iterator<T> it;
+ (void)it;
}
};
@@ -50,6 +51,7 @@ int main()
assert(it == T());
#if TEST_STD_VER >= 11
constexpr T it2;
+ (void)it2;
#endif
}
Modified: libcxx/trunk/test/std/iterators/stream.iterators/istreambuf.iterator/istreambuf.iterator.cons/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/iterators/stream.iterators/istreambuf.iterator/istreambuf.iterator.cons/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/iterators/stream.iterators/istreambuf.iterator/istreambuf.iterator.cons/default.pass.cpp (original)
+++ libcxx/trunk/test/std/iterators/stream.iterators/istreambuf.iterator/istreambuf.iterator.cons/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -30,6 +30,7 @@ int main()
assert(it == T());
#if TEST_STD_VER >= 11
constexpr T it2;
+ (void)it2;
#endif
}
{
@@ -38,6 +39,7 @@ int main()
assert(it == T());
#if TEST_STD_VER >= 11
constexpr T it2;
+ (void)it2;
#endif
}
}
Modified: libcxx/trunk/test/std/language.support/support.initlist/support.initlist.access/access.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/language.support/support.initlist/support.initlist.access/access.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/language.support/support.initlist/support.initlist.access/access.pass.cpp (original)
+++ libcxx/trunk/test/std/language.support/support.initlist/support.initlist.access/access.pass.cpp Sat Oct 14 08:52:38 2017
@@ -57,5 +57,6 @@ int main()
A test1 = {3, 2, 1};
#if TEST_STD_VER > 11
constexpr B test2 = {3, 2, 1};
+ (void)test2;
#endif // TEST_STD_VER > 11
}
Modified: libcxx/trunk/test/std/language.support/support.initlist/support.initlist.range/begin_end.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/language.support/support.initlist/support.initlist.range/begin_end.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/language.support/support.initlist/support.initlist.range/begin_end.pass.cpp (original)
+++ libcxx/trunk/test/std/language.support/support.initlist/support.initlist.range/begin_end.pass.cpp Sat Oct 14 08:52:38 2017
@@ -55,5 +55,6 @@ int main()
A test1 = {3, 2, 1};
#if TEST_STD_VER > 11
constexpr B test2 = {3, 2, 1};
+ (void)test2;
#endif // TEST_STD_VER > 11
}
Modified: libcxx/trunk/test/std/numerics/c.math/ctgmath.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/numerics/c.math/ctgmath.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/numerics/c.math/ctgmath.pass.cpp (original)
+++ libcxx/trunk/test/std/numerics/c.math/ctgmath.pass.cpp Sat Oct 14 08:52:38 2017
@@ -14,6 +14,7 @@
int main()
{
std::complex<double> cd;
+ (void)cd;
double x = std::sin(0);
((void)x); // Prevent unused warning
}
Modified: libcxx/trunk/test/std/numerics/complex.number/ccmplx/ccomplex.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/numerics/complex.number/ccmplx/ccomplex.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/numerics/complex.number/ccmplx/ccomplex.pass.cpp (original)
+++ libcxx/trunk/test/std/numerics/complex.number/ccmplx/ccomplex.pass.cpp Sat Oct 14 08:52:38 2017
@@ -14,4 +14,5 @@
int main()
{
std::complex<double> d;
+ (void)d;
}
Modified: libcxx/trunk/test/std/thread/thread.mutex/thread.once/thread.once.onceflag/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/thread/thread.mutex/thread.once/thread.once.onceflag/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/thread/thread.mutex/thread.once/thread.once.onceflag/default.pass.cpp (original)
+++ libcxx/trunk/test/std/thread/thread.mutex/thread.once/thread.once.onceflag/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -20,10 +20,12 @@ int main()
{
{
std::once_flag f;
+ (void)f;
}
#if TEST_STD_VER >= 11
{
constexpr std::once_flag f;
+ (void)f;
}
#endif
}
Modified: libcxx/trunk/test/std/utilities/optional/optional.syn/optional_includes_initializer_list.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/optional/optional.syn/optional_includes_initializer_list.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/optional/optional.syn/optional_includes_initializer_list.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/optional/optional.syn/optional_includes_initializer_list.pass.cpp Sat Oct 14 08:52:38 2017
@@ -19,4 +19,5 @@ int main()
using std::optional;
std::initializer_list<int> list;
+ (void)list;
}
Modified: libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/UTypes.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/UTypes.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/UTypes.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/UTypes.pass.cpp Sat Oct 14 08:52:38 2017
@@ -147,6 +147,7 @@ int main()
#if TEST_STD_VER > 11
{
constexpr std::tuple<Empty> t0{Empty()};
+ (void)t0;
}
{
constexpr std::tuple<A, A> t(3, 2);
Modified: libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc.pass.cpp Sat Oct 14 08:52:38 2017
@@ -102,6 +102,8 @@ int main()
using T = NonDefaultConstructible<>;
T v(42);
std::tuple<T, T> t(v, v);
+ (void)t;
std::tuple<T, T> t2(42, 42);
+ (void)t2;
}
}
Modified: libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/default.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/default.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/default.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/default.pass.cpp Sat Oct 14 08:52:38 2017
@@ -49,6 +49,7 @@ int main()
{
{
std::tuple<> t;
+ (void)t;
}
{
std::tuple<int> t;
@@ -88,6 +89,7 @@ int main()
}
{
constexpr std::tuple<> t;
+ (void)t;
}
{
constexpr std::tuple<int> t;
Modified: libcxx/trunk/test/std/utilities/utility/synopsis.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/utility/synopsis.pass.cpp?rev=315809&r1=315808&r2=315809&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/utility/synopsis.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/utility/synopsis.pass.cpp Sat Oct 14 08:52:38 2017
@@ -17,5 +17,6 @@
int main()
{
std::initializer_list<int> x;
+ (void)x;
}
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