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[libc++] Don't hardcode namespace in manual mangling 

libc++'s inline namespace can change depending on the ABI version.
Instead of hardcoding __1 in the manual Microsoft ABI manglings for the
iostream globals, stringify _LIBCPP_NAMESPACE and use that instead, to
work across all ABI versions.

llvm-svn: 310290
This commit is contained in:
Shoaib Meenai 2017-08-07 19:59:58 +00:00
parent c675290680
commit 9b8ef6e55a
1 changed files with 12 additions and 8 deletions
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20
libcxx/src/iostream.cpp
View File

@ -11,19 +11,23 @@
#include "string"
#include "new"
#define _str(s) #s
#define str(s) _str(s)
#define _LIBCPP_NAMESPACE_STR str(_LIBCPP_NAMESPACE)
_LIBCPP_BEGIN_NAMESPACE_STD
#ifndef _LIBCPP_HAS_NO_STDIN
_ALIGNAS_TYPE (istream) _LIBCPP_FUNC_VIS char cin[sizeof(istream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?cin@__1@std@@3V?$basic_istream@DU?$char_traits@D@__1@std@@@12@A")
__asm__("?cin@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_istream@DU?$char_traits@D@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdinbuf<char> ) static char __cin[sizeof(__stdinbuf <char>)];
static mbstate_t mb_cin;
_ALIGNAS_TYPE (wistream) _LIBCPP_FUNC_VIS char wcin[sizeof(wistream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?wcin@__1@std@@3V?$basic_istream@_WU?$char_traits@_W@__1@std@@@12@A")
__asm__("?wcin@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_istream@_WU?$char_traits@_W@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdinbuf<wchar_t> ) static char __wcin[sizeof(__stdinbuf <wchar_t>)];
@ -33,14 +37,14 @@ static mbstate_t mb_wcin;
#ifndef _LIBCPP_HAS_NO_STDOUT
_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char cout[sizeof(ostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?cout@__1@std@@3V?$basic_ostream@DU?$char_traits@D@__1@std@@@12@A")
__asm__("?cout@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@DU?$char_traits@D@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdoutbuf<char>) static char __cout[sizeof(__stdoutbuf<char>)];
static mbstate_t mb_cout;
_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wcout[sizeof(wostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?wcout@__1@std@@3V?$basic_ostream@_WU?$char_traits@_W@__1@std@@@12@A")
__asm__("?wcout@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@_WU?$char_traits@_W@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdoutbuf<wchar_t>) static char __wcout[sizeof(__stdoutbuf<wchar_t>)];
@ -49,14 +53,14 @@ static mbstate_t mb_wcout;
_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char cerr[sizeof(ostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?cerr@__1@std@@3V?$basic_ostream@DU?$char_traits@D@__1@std@@@12@A")
__asm__("?cerr@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@DU?$char_traits@D@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdoutbuf<char>) static char __cerr[sizeof(__stdoutbuf<char>)];
static mbstate_t mb_cerr;
_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wcerr[sizeof(wostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?wcerr@__1@std@@3V?$basic_ostream@_WU?$char_traits@_W@__1@std@@@12@A")
__asm__("?wcerr@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@_WU?$char_traits@_W@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (__stdoutbuf<wchar_t>) static char __wcerr[sizeof(__stdoutbuf<wchar_t>)];
@ -64,12 +68,12 @@ static mbstate_t mb_wcerr;
_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char clog[sizeof(ostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?clog@__1@std@@3V?$basic_ostream@DU?$char_traits@D@__1@std@@@12@A")
__asm__("?clog@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@DU?$char_traits@D@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;
_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wclog[sizeof(wostream)]
#if defined(_LIBCPP_ABI_MICROSOFT) && defined(__clang__)
__asm__("?wclog@__1@std@@3V?$basic_ostream@_WU?$char_traits@_W@__1@std@@@12@A")
__asm__("?wclog@" _LIBCPP_NAMESPACE_STR "@std@@3V?$basic_ostream@_WU?$char_traits@_W@" _LIBCPP_NAMESPACE_STR "@std@@@12@A")
#endif
;