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Turn on -Wunused-function and cleanup occurances 

llvm-svn: 296936
This commit is contained in:
Eric Fiselier 2017-03-04 01:02:35 +00:00
parent 0350a87ce3
commit 6aa4f1d1af
3 changed files with 14 additions and 15 deletions
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2
libcxxabi/CMakeLists.txt
View File

@ -322,7 +322,7 @@ append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WCONVERSION_FLAG -Wconversion)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WMISMATCHED_TAGS_FLAG -Wmismatched-tags)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WMISSING_BRACES_FLAG -Wmissing-braces)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WNEWLINE_EOF_FLAG -Wnewline-eof)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WNO_UNUSED_FUNCTION_FLAG -Wno-unused-function)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WUNUSED_FUNCTION_FLAG -Wunused-function)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WSHADOW_FLAG -Wshadow)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WSHORTEN_64_TO_32_FLAG -Wshorten-64-to-32)
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_WSIGN_COMPARE_FLAG -Wsign-compare)

2
libcxxabi/cmake/config-ix.cmake
View File

@ -12,7 +12,7 @@ check_cxx_compiler_flag(-nodefaultlibs LIBCXXABI_HAS_NODEFAULTLIBS_FLAG)
check_cxx_compiler_flag(-nostdinc++ LIBCXXABI_HAS_NOSTDINCXX_FLAG)
check_cxx_compiler_flag(-Wall LIBCXXABI_HAS_WALL_FLAG)
check_cxx_compiler_flag(-W LIBCXXABI_HAS_W_FLAG)
check_cxx_compiler_flag(-Wno-unused-function LIBCXXABI_HAS_WNO_UNUSED_FUNCTION_FLAG)
check_cxx_compiler_flag(-Wunused-function LIBCXXABI_HAS_WUNUSED_FUNCTION_FLAG)
check_cxx_compiler_flag(-Wunused-variable LIBCXXABI_HAS_WUNUSED_VARIABLE_FLAG)
check_cxx_compiler_flag(-Wunused-parameter LIBCXXABI_HAS_WUNUSED_PARAMETER_FLAG)
check_cxx_compiler_flag(-Wstrict-aliasing LIBCXXABI_HAS_WSTRICT_ALIASING_FLAG)

25
libcxxabi/src/cxa_guard.cpp
View File

@ -113,9 +113,10 @@ set_lock(uint64_t& x, lock_type y)
typedef bool lock_type;
inline
lock_type
get_lock(uint64_t x)
#if !defined(__arm__)
static_assert(std::is_same<guard_type, uint64_t>::value, "");
inline lock_type get_lock(uint64_t x)
{
union
{
@ -125,9 +126,7 @@ get_lock(uint64_t x)
return f.lock[1] != 0;
}
inline
void
set_lock(uint64_t& x, lock_type y)
inline void set_lock(uint64_t& x, lock_type y)
{
union
{
@ -137,10 +136,10 @@ set_lock(uint64_t& x, lock_type y)
f.lock[1] = y;
x = f.guard;
}
#else // defined(__arm__)
static_assert(std::is_same<guard_type, uint32_t>::value, "");
inline
lock_type
get_lock(uint32_t x)
inline lock_type get_lock(uint32_t x)
{
union
{
@ -150,9 +149,7 @@ get_lock(uint32_t x)
return f.lock[1] != 0;
}
inline
void
set_lock(uint32_t& x, lock_type y)
inline void set_lock(uint32_t& x, lock_type y)
{
union
{
@ -163,7 +160,9 @@ set_lock(uint32_t& x, lock_type y)
x = f.guard;
}
#endif // __APPLE__
#endif // !defined(__arm__)
#endif // __APPLE__ && !__arm__
} // unnamed namespace