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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

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This commit is contained in:
Ulrich Drepper
2004-12-22 20:10:10 +00:00
parent 0ecb606cb6
commit a334319f65
6215 changed files with 304673 additions and 494300 deletions
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13
libio/oldfileops.c
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@@ -1,5 +1,4 @@
/* Copyright (C) 1993, 1995, 1997-2004, 2005, 2007
Free Software Foundation, Inc.
/* Copyright (C) 1993, 1995, 1997-2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Per Bothner <bothner@cygnus.com>.
@@ -272,7 +271,7 @@ _IO_old_file_setbuf (fp, p, len)
return fp;
}
static int old_do_write (_IO_FILE *, const char *, _IO_size_t);
static int old_do_write (_IO_FILE *, const char *, _IO_size_t) __THROW;
/* Write TO_DO bytes from DATA to FP.
Then mark FP as having empty buffers. */
@@ -696,7 +695,7 @@ _IO_old_file_xsputn (f, data, n)
register const char *s = (char *) data;
_IO_size_t to_do = n;
int must_flush = 0;
_IO_size_t count = 0;
_IO_size_t count;
if (n <= 0)
return 0;
@@ -705,6 +704,7 @@ _IO_old_file_xsputn (f, data, n)
(or the filebuf is unbuffered), use sys_write directly. */
/* First figure out how much space is available in the buffer. */
count = f->_IO_write_end - f->_IO_write_ptr; /* Space available. */
if ((f->_flags & _IO_LINE_BUF) && (f->_flags & _IO_CURRENTLY_PUTTING))
{
count = f->_IO_buf_end - f->_IO_write_ptr;
@@ -722,9 +722,6 @@ _IO_old_file_xsputn (f, data, n)
}
}
}
else if (f->_IO_write_end > f->_IO_write_ptr)
count = f->_IO_write_end - f->_IO_write_ptr; /* Space available. */
/* Then fill the buffer. */
if (count > 0)
{
@@ -755,7 +752,7 @@ _IO_old_file_xsputn (f, data, n)
_IO_size_t block_size, do_write;
/* Next flush the (full) buffer. */
if (__overflow (f, EOF) == EOF)
return to_do == 0 ? EOF : n - to_do;
return n - to_do;
/* Try to maintain alignment: write a whole number of blocks.
dont_write is what gets left over. */