Ensure that nothrow versions of new and delete call the ordinary
versions of new or delete, instead of calling malloc or free directly.
These files are all compiled with -std=gnu++14 so can use noexcept and
nullptr to make the code more readable.
PR libstdc++/68210
* doc/xml/manual/intro.xml: Document LWG 206 change.
* libsupc++/del_op.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept.
* libsupc++/del_opa.cc: Likewise.
* libsupc++/del_opant.cc: Likewise.
* libsupc++/del_opnt.cc: Likewise. Call operator delete(ptr) instead
of free(ptr).
* libsupc++/del_ops.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept.
* libsupc++/del_opsa.cc: Likewise.
* libsupc++/del_opva.cc: Likewise.
* libsupc++/del_opvant.cc: Likewise.
* libsupc++/del_opvnt.cc: Likewise. Call operator delete[](ptr)
instead of operator delete(ptr).
* libsupc++/del_opvs.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept.
* libsupc++/del_opvsa.cc: Likewise.
* libsupc++/new_op.cc: Use __builtin_expect in check for zero size.
* libsupc++/new_opa.cc: Use nullptr instead of literal 0.
* libsupc++/new_opant.cc: Likewise. Replace _GLIBCXX_USE_NOEXCEPT
with noexcept.
* libsupc++/new_opnt.cc: Likewise. Call operator new(sz) instead of
malloc(sz).
* libsupc++/new_opvant.cc: Use nullptr and noexcept.
* libsupc++/new_opvnt.cc: Likewise. Call operator new[](sz) instead of
operator new(sz, nothrow).
* testsuite/18_support/new_nothrow.cc: New test.
From-SVN: r263478
2013-10-03 Marc Glisse <marc.glisse@inria.fr>
* libsupc++/del_op.cc (operator delete): Don't test for 0 before free.
* libsupc++/del_opnt.cc (free): Only declare if freestanding.
(operator delete): Qualify free with std::.
From-SVN: r203164
2004-10-25 Geoffrey Keating <geoffk@apple.com>
* config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
to 'non-weak'.
(MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
(ASM_MAKE_LABEL_LINKONCE): Delete.
(ASM_WEAKEN_DECL): New.
(ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
(ASM_DECLARE_FUNCTION_NAME): Likewise.
(TEXT_SECTION_ASM_OP): Add a tab.
(DATA_SECTION_ASM_OP): Likewise.
(SECTION_FUNCTION): Add a tab. Use fputs. Don't call
data_section on every section change.
(EXTRA_SECTIONS): Add a bunch of new extra sections.
(EXTRA_SECTION_FUNCTIONS): Likewise.
(USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
(JCR_SECTION_NAME): Define.
(TARGET_SECTION_TYPE_FLAGS): Don't define.
* config/darwin.c (darwin_encode_section_info): A symbol is defined
in this file if it is not weak.
(textcoal_section): Delete.
(datacoal_section): Delete.
(darwin_make_decl_one_only): Delete.
(machopic_select_section): Handle functions.
(darwin_asm_named_section): Add a tab.
(darwin_section_type_flags): Delete.
(darwin_unique_section): Delete contents.
(darwin_emit_unwind_label): Add a tab. Make decls weak if
DECL_WEAK is set.
* config/darwin-protos.h (darwin_section_type_flags): Delete.
(darwin_make_decl_one_only): Delete.
(text_coal_section): New.
(text_unlikely_section): New.
(text_unlikely_coal_section): New.
(const_coal_section): New.
(data_coal_section): New.
(const_data_coal_section): New.
* varasm.c (function_section): Honour
USE_SELECT_SECTION_FOR_FUNCTIONS.
* dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
TARGET_USES_WEAK_UNWIND_INFO is in effect.
* dbxout.c (dbxout_source_file): Don't change sections while
a function is being output.
Index: gcc/testsuite/ChangeLog
2004-10-25 Geoffrey Keating <geoffk@apple.com>
* objc.dg/image-info.m: Update for changes to section selection.
Index: libjava/ChangeLog
2004-10-25 Geoffrey Keating <geoffk@apple.com>
* Makefile.am (DARWIN_CRT_SRC): New.
(libgcj_la_SOURCES): Use it.
* configure.ac: Define USING_DARWIN_CRT when on Darwin.
* darwin.cc: New file.
* include/jvm.h (_Jv_RegisterClasses): Constify.
(_Jv_RegisterClasses_Counted): New prototype.
* java/lang/Class.h: Include stddef.h.
(_Jv_RegisterClasses): Constify.
(_Jv_RegisterClasses_Counted): New prototype.
(Object): Make '_Jv_RegisterClasses_Counted' a friend.
* java/lang/natClassLoader.cc (_Jv_RegisterClasses): Constify.
(_Jv_RegisterClasses_Counted): New function.
* configure: Regenerate.
* Makefile.in: Regenerate.
* gcj/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
Index: libstdc++-v3/ChangeLog
2004-10-25 Geoffrey Keating <geoffk@apple.com>
* libsupc++/new_op.cc (new): Make weak.
* libsupc++/new_opnt.cc (new): Make weak.
* libsupc++/new_opv.cc (new): Make weak.
* libsupc++/new_opvnt.cc (new): Make weak.
* libsupc++/delete_op.cc (delete): Make weak.
* libsupc++/delete_opnt.cc (delete): Make weak.
* libsupc++/delete_opv.cc (delete): Make weak.
* libsupc++/delete_opvnt.cc (delete): Make weak.
From-SVN: r89572
* Makefile.am (hosted_source): Add libmath and testsuite.
(SUBDIRS): Remove them.
* acinclude.m4: (GLIBCXX_ENABLED_HOSTED): Default to freestanding
on arm*-*-symbianelf*.
* crossconfig.m4: Add arm*-*-symbianelf* support.
* include/c_std/std/std_cstdlib.h (stdlib.h): Do not include it
when freestanding. Do not bring names into std:: namespace with
"using" when freestanding. Declare required functions and macros
when freestanding.
* libsupc++/Makefile.am (c_sources): Do not include cp-demangle.c
when freestanding.
* libsupc++/del_op.cc: Declare "free" only when freestanding.
* libsupc++/eh_alloc.cc (cstring): Include it only when hosted.
(malloc): Declare when freestanding.
(free): Likewise.
(memset): Likewise.
(__cxa_allocate_exception): Call malloc, not std::malloc. Likewise
for memset.
(__cxa_free_exception): Likewise for free.
* libsupc++/new_op.cc: Declare "malloc" when freestanding.
* libsupc++/pure.cc (writestr): Define to nothing when
freestanding.
* libsupc++/vterminate.cc: Do not define anything when
freestanding.
* Makefile.in: Regenerated.
* aclocal.m4: Likewise.
* configure: Likewise.
* include/Makefile.in: Likewise.
* libmath/Makefile.in: Likewise.
* libsupc++/Makefile.in: Likewise.
* po/Makefile.in: Likewise.
* src/Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.
From-SVN: r85452
Jonathan Wakely
Jakub Jelinek
Jason Merrill
Richard Sandiford
Marc Glisse
Paolo Carlini
Benjamin Kosnik
Benjamin Kosnik
Kelley Cook
Mike Stump
Mike Stump
Aaron W. LaFramboise
Geoffrey Keating
Mark Mitchell
Nathanael Nerode