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PR c++/81852 define feature-test macro for -fthreadsafe-statics

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gcc/c-family:

	PR c++/81852
	* c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.

gcc/testsuite:

	PR c++/81852
	* g++.dg/cpp1y/feat-cxx11.C: Check __cpp_threadsafe_static_init.
	* g++.dg/cpp1y/feat-cxx14.C: Likewise.
	* g++.dg/cpp1y/feat-cxx98.C: Likewise.
	* g++.dg/cpp1y/feat-neg.C: Likewise.
	* g++.dg/cpp1z/feat-cxx1z.C: Likewise.

From-SVN: r251939
This commit is contained in:
Jonathan Wakely 2017-09-09 15:32:25 +01:00 • committed by Jonathan Wakely
parent b40e004839
commit 019bf9ada3
8 changed files with 49 additions and 1 deletions
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5
gcc/c-family/ChangeLog
View file

@ -1,3 +1,8 @@
2017-09-09 Jonathan Wakely <jwakely@redhat.com>
PR c++/81852
* c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.
2017-09-04 Marek Polacek <polacek@redhat.com>
PR c/81783

2
gcc/c-family/c-cppbuiltin.c
View file

@ -987,6 +987,8 @@ c_cpp_builtins (cpp_reader *pfile)
}
if (flag_new_ttp)
cpp_define (pfile, "__cpp_template_template_args=201611");
if (flag_threadsafe_statics)
cpp_define (pfile, "__cpp_threadsafe_static_init=200806");
}
/* Note that we define this for C as well, so that we know if
__attribute__((cleanup)) will interface with EH. */

9
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,12 @@
2017-09-09 Jonathan Wakely <jwakely@redhat.com>
PR c++/81852
* g++.dg/cpp1y/feat-cxx11.C: Check __cpp_threadsafe_static_init.
* g++.dg/cpp1y/feat-cxx14.C: Likewise.
* g++.dg/cpp1y/feat-cxx98.C: Likewise.
* g++.dg/cpp1y/feat-neg.C: Likewise.
* g++.dg/cpp1z/feat-cxx1z.C: Likewise.
2017-09-09 Pierre-Marie de Rodat <derodat@adacore.com>
* gnat.dg/debug14.adb: New test.

6
gcc/testsuite/g++.dg/cpp1y/feat-cxx11.C
View file

@ -125,6 +125,12 @@
# error "__cpp_alias_templates != 200704"
#endif
#ifndef __cpp_threadsafe_static_init
# error "__cpp_threadsafe_static_init"
#elif __cpp_threadsafe_static_init != 200806
# error "__cpp_threadsafe_static_init != 200806"
#endif
// C++14 features allowed in C++11 in non-ANSI modes:
#ifndef __cpp_binary_literals

6
gcc/testsuite/g++.dg/cpp1y/feat-cxx14.C
View file

@ -118,6 +118,12 @@
# error "__cpp_alias_templates != 200704"
#endif
#ifndef __cpp_threadsafe_static_init
# error "__cpp_threadsafe_static_init"
#elif __cpp_threadsafe_static_init != 200806
# error "__cpp_threadsafe_static_init != 200806"
#endif
// C++14 features:
#ifndef __cpp_binary_literals

8
gcc/testsuite/g++.dg/cpp1y/feat-cxx98.C
View file

@ -15,6 +15,14 @@
# error "__cpp_exceptions != 199711"
#endif
// C++11 features allowed in C++98:
#ifndef __cpp_threadsafe_static_init
# error "__cpp_threadsafe_static_init"
#elif __cpp_threadsafe_static_init != 200806
# error "__cpp_threadsafe_static_init != 200806"
#endif
// C++14 features allowed in C++98 in non-ANSI modes:
#ifndef __cpp_binary_literals

8
gcc/testsuite/g++.dg/cpp1y/feat-neg.C
View file

@ -1,5 +1,5 @@
// { dg-do compile }
// { dg-options "-fno-rtti -fno-exceptions" }
// { dg-options "-fno-rtti -fno-exceptions -fno-threadsafe-statics" }
// C++98 features with explicit opt-out:
@ -10,3 +10,9 @@
#ifndef __cpp_exceptions
# error "__cpp_exceptions" // { dg-error "error" }
#endif
// C++11 features with explicit opt-out:
#ifndef __cpp_threadsafe_static_init
# error "__cpp_threadsafe_static_init" // { dg-error "error" }
#endif

6
gcc/testsuite/g++.dg/cpp1z/feat-cxx1z.C
View file

@ -106,6 +106,12 @@
# error "__cpp_alias_templates != 200704"
#endif
#ifndef __cpp_threadsafe_static_init
# error "__cpp_threadsafe_static_init"
#elif __cpp_threadsafe_static_init != 200806
# error "__cpp_threadsafe_static_init != 200806"
#endif
// C++14 features:
#ifndef __cpp_binary_literals