[gcc r12-10545] libstdc++: Fix fwrite error parameter

[Jonathan Wakely]

https://gcc.gnu.org/g:870e389a050b2b194614fc961a95c774c18473b7

commit r12-10545-g870e389a050b2b194614fc961a95c774c18473b7
Author: Tianqiang Shuai <1101282468@qq.com>
Date:   Wed Jul 5 17:07:51 2023 +0100

    libstdc++: Fix fwrite error parameter
    
    The first parameter of fwrite should be the const char* __s which want
    write to FILE *__file, rather than the FILE *__file write to the FILE
    *__file.
    
    libstdc++-v3/ChangeLog:
    
            * config/io/basic_file_stdio.cc (xwrite) [USE_STDIO_PURE]: Fix
            first argument.
    
    (cherry picked from commit bb4f8f14ed15310b5e01f1c6013585550debdab9)

Diff:
---
 libstdc++-v3/config/io/basic_file_stdio.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/config/io/basic_file_stdio.cc b/libstdc++-v3/config/io/basic_file_stdio.cc
index 09fdd750b807..f5aec04750fa 100644
--- a/libstdc++-v3/config/io/basic_file_stdio.cc
+++ b/libstdc++-v3/config/io/basic_file_stdio.cc
@@ -128,7 +128,7 @@ namespace
     for (;;)
       {
 #ifdef _GLIBCXX_USE_STDIO_PURE
-	const std::streamsize __ret = fwrite(__file, 1, __nleft, __file);
+	const std::streamsize __ret = fwrite(__s, 1, __nleft, __file);
 #else
 	const std::streamsize __ret = write(__fd, __s, __nleft);
 #endif