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P1152R4: Fix deprecation warnings in libc++ testsuite and in uses of is_invocable that would internally conjure up a deprecated function type. 

Summary: The implementation of P1152R4 in Clang has resulted in some deprecation warnings appearing in the libc++ and libc++abi test suite. Fix or suppress these warnings.

Reviewers: mclow.lists, EricWF

Subscribers: christof, ldionne, libcxx-commits

Tags: #libc

Differential Revision: https://reviews.llvm.org/D68879

llvm-svn: 375307
This commit is contained in:
Richard Smith 2019-10-19 00:06:00 +00:00
parent 974c8b7e2f
commit a9727033fb
4 changed files with 31 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
libcxx/include/__config
View File

@ -963,6 +963,20 @@ typedef unsigned int char32_t;
# define _LIBCPP_DEPRECATED_IN_CXX17
#endif
// Macros to enter and leave a state where deprecation warnings are suppressed.
#if !defined(_LIBCPP_SUPPRESS_DEPRECATED_PUSH) && \
(defined(_LIBCPP_COMPILER_CLANG) || defined(_LIBCPP_COMPILER_GCC))
# define _LIBCPP_SUPPRESS_DEPRECATED_PUSH \
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wdeprecated\"")
# define _LIBCPP_SUPPRESS_DEPRECATED_POP \
_Pragma("GCC diagnostic pop")
#endif
#if !defined(_LIBCPP_SUPPRESS_DEPRECATED_PUSH)
# define _LIBCPP_SUPPRESS_DEPRECATED_PUSH
# define _LIBCPP_SUPPRESS_DEPRECATED_POP
#endif
#if _LIBCPP_STD_VER <= 11
# define _LIBCPP_EXPLICIT_AFTER_CXX11
#else

4
libcxx/include/type_traits
View File

@ -1119,8 +1119,12 @@ template <class _Tp> struct _LIBCPP_TEMPLATE_VIS add_rvalue_reference
template <class _Tp> using add_rvalue_reference_t = typename add_rvalue_reference<_Tp>::type;
#endif
// Suppress deprecation notice for volatile-qualified return type resulting
// from volatile-qualified types _Tp.
_LIBCPP_SUPPRESS_DEPRECATED_PUSH
template <class _Tp> _Tp&& __declval(int);
template <class _Tp> _Tp __declval(long);
_LIBCPP_SUPPRESS_DEPRECATED_POP
template <class _Tp>
decltype(_VSTD::__declval<_Tp>(0))

5
libcxx/test/std/utilities/meta/meta.trans/meta.trans.other/result_of11.pass.cpp
View File

@ -55,6 +55,9 @@ void test_result_of_imp()
#endif
}
// Do not warn on deprecated uses of 'volatile' below.
_LIBCPP_SUPPRESS_DEPRECATED_PUSH
int main(int, char**)
{
{
@ -171,3 +174,5 @@ int main(int, char**)
return 0;
}
_LIBCPP_SUPPRESS_DEPRECATED_POP

16
libcxxabi/test/unwind_06.pass.cpp
View File

@ -24,7 +24,7 @@ volatile int counter;
double try1(bool v) {
double a = get(0);
double b = get(1);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b;
if (v) throw 10;
return get(0)+a+b;
@ -34,7 +34,7 @@ double try2(bool v) {
double a = get(0);
double b = get(1);
double c = get(2);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b + c;
if (v) throw 10;
return get(0)+a+b+c;
@ -45,7 +45,7 @@ double try3(bool v) {
double b = get(1);
double c = get(2);
double d = get(3);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b + c + d;
if (v) throw 10;
return get(0)+a+b+c+d;
@ -57,7 +57,7 @@ double try4(bool v) {
double c = get(0);
double d = get(0);
double e = get(0);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b+c+d+e;
if (v) throw 10;
return get(0)+a+b+c+d+e;
@ -70,7 +70,7 @@ double try5(bool v) {
double d = get(0);
double e = get(0);
double f = get(0);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b+c+d+e+f;
if (v) throw 10;
return get(0)+a+b+c+d+e+f;
@ -84,7 +84,7 @@ double try6(bool v) {
double e = get(0);
double f = get(0);
double g = get(0);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b+c+d+e+f+g;
if (v) throw 10;
return get(0)+a+b+c+d+e+f+g;
@ -99,7 +99,7 @@ double try7(bool v) {
double f = get(0);
double g = get(0);
double h = get(0);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b+c+d+e+f+g+h;
if (v) throw 10;
return get(0)+a+b+c+d+e+f+g+h;
@ -115,7 +115,7 @@ double try8(bool v) {
double g = get(0);
double h = get(0);
double i = get(0);
for (counter = 100; counter; --counter)
for (counter = 100; counter; counter = counter - 1)
a += get(1) + b+c+d+e+f+g+h+i;
if (v) throw 10;
return get(0)+a+b+c+d+e+f+g+h+i;