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* [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O
@ 2009-06-16 19:39 tbm at cyrius dot com
2009-06-16 19:39 ` [Bug libstdc++/40465] " tbm at cyrius dot com
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: tbm at cyrius dot com @ 2009-06-16 19:39 UTC (permalink / raw)
To: gcc-bugs
When I compile the following code with gcc 4.4 and -O I get a lot of header
related errors. This doesn't happen without -O or with gcc 4.3.
Is this error expected, and if so, is there any way to improve the output from
gcc to make it clearer what's going on?
--
Summary: [4.4 Regression] stdio.h related errors including
*stream without cstdio at -O
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libstdc++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: tbm at cyrius dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40465
^ permalink raw reply [flat|nested] 5+ messages in thread* [Bug libstdc++/40465] [4.4 Regression] stdio.h related errors including *stream without cstdio at -O 2009-06-16 19:39 [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O tbm at cyrius dot com @ 2009-06-16 19:39 ` tbm at cyrius dot com 2009-06-16 19:40 ` tbm at cyrius dot com ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: tbm at cyrius dot com @ 2009-06-16 19:39 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from tbm at cyrius dot com 2009-06-16 19:39 ------- #include <iostream> namespace zlib_stream { #include <stdio.h> } -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40465 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/40465] [4.4 Regression] stdio.h related errors including *stream without cstdio at -O 2009-06-16 19:39 [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O tbm at cyrius dot com 2009-06-16 19:39 ` [Bug libstdc++/40465] " tbm at cyrius dot com @ 2009-06-16 19:40 ` tbm at cyrius dot com 2009-06-16 19:41 ` tbm at cyrius dot com 2009-06-16 19:41 ` pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: tbm at cyrius dot com @ 2009-06-16 19:40 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from tbm at cyrius dot com 2009-06-16 19:40 ------- In file included from /usr/include/stdio.h:903, from t.cc:4: /usr/include/bits/stdio.h: In function 'int zlib_stream::vprintf(const char*, __va_list_tag*)': /usr/include/bits/stdio.h:39: error: cannot convert 'zlib_stream::_IO_FILE*' to 'FILE*' for argument '1' to 'int zlib_stream::vfprintf(FILE*, const char*, __va_list_tag*)' /usr/include/bits/stdio.h: In function 'int zlib_stream::fgetc_unlocked(FILE*)': /usr/include/bits/stdio.h:56: error: invalid use of incomplete type 'struct _IO_FILE' /usr/include/stdio.h:45: error: forward declaration of 'struct _IO_FILE' /usr/include/bits/stdio.h:56: error: invalid use of incomplete type 'struct _IO_FILE' /usr/include/stdio.h:45: error: forward declaration of 'struct _IO_FILE' /usr/include/bits/stdio.h:56: error: cannot convert 'FILE*' to 'zlib_stream::_IO_FILE*' for argument '1' to 'int zlib_stream::__uflow(zlib_stream::_IO_FILE*)' /usr/include/bits/stdio.h:56: error: invalid use of incomplete type 'struct _IO_FILE' /usr/include/stdio.h:45: error: forward declaration of 'struct _IO_FILE' ... -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40465 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/40465] [4.4 Regression] stdio.h related errors including *stream without cstdio at -O 2009-06-16 19:39 [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O tbm at cyrius dot com 2009-06-16 19:39 ` [Bug libstdc++/40465] " tbm at cyrius dot com 2009-06-16 19:40 ` tbm at cyrius dot com @ 2009-06-16 19:41 ` tbm at cyrius dot com 2009-06-16 19:41 ` pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: tbm at cyrius dot com @ 2009-06-16 19:41 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from tbm at cyrius dot com 2009-06-16 19:41 ------- Forgot to say that adding a #include <cstdio> at the beginning helps. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40465 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/40465] [4.4 Regression] stdio.h related errors including *stream without cstdio at -O 2009-06-16 19:39 [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O tbm at cyrius dot com ` (2 preceding siblings ...) 2009-06-16 19:41 ` tbm at cyrius dot com @ 2009-06-16 19:41 ` pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: pinskia at gcc dot gnu dot org @ 2009-06-16 19:41 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from pinskia at gcc dot gnu dot org 2009-06-16 19:41 ------- Putting a standard header inside a namespace is undefined. -- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |INVALID http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40465 ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2009-06-16 19:41 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2009-06-16 19:39 [Bug libstdc++/40465] New: [4.4 Regression] stdio.h related errors including *stream without cstdio at -O tbm at cyrius dot com 2009-06-16 19:39 ` [Bug libstdc++/40465] " tbm at cyrius dot com 2009-06-16 19:40 ` tbm at cyrius dot com 2009-06-16 19:41 ` tbm at cyrius dot com 2009-06-16 19:41 ` pinskia at gcc dot gnu dot org
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