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Date:      Fri, 6 Oct 2023 17:50:54 GMT
From:      Dimitry Andric <dim@FreeBSD.org>
To:        ports-committers@FreeBSD.org, dev-commits-ports-all@FreeBSD.org, dev-commits-ports-main@FreeBSD.org
Subject:   git: b7833e78f7bd - main - lang/gcc10 lang/gcc11 lang/gcc11-devel lang/gcc12 lang/gcc12-devel lang/gcc13 lang/gcc13-devel lang/gcc14-devel: fix build with libc++ 17
Message-ID:  <202310061750.396HosL1039136@gitrepo.freebsd.org>

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The branch main has been updated by dim:

URL: https://cgit.FreeBSD.org/ports/commit/?id=b7833e78f7bdf5b00b5b0d25ed983f1b8d413e32

commit b7833e78f7bdf5b00b5b0d25ed983f1b8d413e32
Author:     Dimitry Andric <dim@FreeBSD.org>
AuthorDate: 2023-09-21 17:49:57 +0000
Commit:     Dimitry Andric <dim@FreeBSD.org>
CommitDate: 2023-10-06 17:48:53 +0000

    lang/gcc10 lang/gcc11 lang/gcc11-devel lang/gcc12 lang/gcc12-devel lang/gcc13 lang/gcc13-devel lang/gcc14-devel: fix build with libc++ 17
    
    When building relatively recent gcc ports (with C++ in them) against
    libc++ 17, you get errors similar to:
    
      In file included from /wrkdirs/usr/ports/lang/gcc12/work/gcc-12.2.0/gcc/cp/module.cc:208:
      In file included from /wrkdirs/usr/ports/lang/gcc12/work/gcc-12.2.0/gcc/system.h:239:
      In file included from /usr/include/c++/v1/vector:321:
      In file included from /usr/include/c++/v1/__format/formatter_bool.h:20:
      In file included from /usr/include/c++/v1/__format/formatter_integral.h:32:
      In file included from /usr/include/c++/v1/locale:202:
      /usr/include/c++/v1/__locale:546:5: error: '__abi_tag__' attribute only applies to structs, variables, functions, and namespaces
        546 |     _LIBCPP_INLINE_VISIBILITY
            |     ^
      /usr/include/c++/v1/__config:813:37: note: expanded from macro '_LIBCPP_INLINE_VISIBILITY'
        813 | #  define _LIBCPP_INLINE_VISIBILITY _LIBCPP_HIDE_FROM_ABI
            |                                     ^
      /usr/include/c++/v1/__config:792:26: note: expanded from macro '_LIBCPP_HIDE_FROM_ABI'
        792 |           __attribute__((__abi_tag__(_LIBCPP_TOSTRING(_LIBCPP_VERSIONED_IDENTIFIER))))
            |                          ^
      In file included from /wrkdirs/usr/ports/lang/gcc12/work/gcc-12.2.0/gcc/cp/module.cc:208:
      In file included from /wrkdirs/usr/ports/lang/gcc12/work/gcc-12.2.0/gcc/system.h:239:
      In file included from /usr/include/c++/v1/vector:321:
      In file included from /usr/include/c++/v1/__format/formatter_bool.h:20:
      In file included from /usr/include/c++/v1/__format/formatter_integral.h:32:
      In file included from /usr/include/c++/v1/locale:202:
      /usr/include/c++/v1/__locale:547:37: error: expected ';' at end of declaration list
        547 |     char_type toupper(char_type __c) const
            |                                     ^
      /usr/include/c++/v1/__locale:553:48: error: too many arguments provided to function-like macro invocation
        553 |     const char_type* toupper(char_type* __low, const char_type* __high) const
            |                                                ^
      /wrkdirs/usr/ports/lang/gcc12/work/gcc-12.2.0/gcc/../include/safe-ctype.h:146:9: note: macro 'toupper' defined here
        146 | #define toupper(c) do_not_use_toupper_with_safe_ctype
            |         ^
    
    This is because gcc/system.h includes safe-ctype.h which redefines ctype
    macros such as toupper, tolower, etc to "poison" them.
    
    However, it should only include the safe-ctype.h header *after* any C++
    headers, such as <list>, <map>, <string>, etc, otherwise these might
    transitively include internal ctype headers (such as with libc++ 17),
    causing the above conflicts.
    
    Fix it by moving the safe-ctype.h inclusion to later in gcc/system.h,
    which solves this issue, and makes it possible to build against libc++
    17.
    
    See also: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111632
    
    PR:             274041
    Approved by:    salvadore (maintainer)
    MFH:            2023Q4
---
 lang/gcc10/files/patch-gcc_system.h       | 42 +++++++++++++++++++++++++++++++
 lang/gcc11-devel/files/patch-gcc_system.h | 42 +++++++++++++++++++++++++++++++
 lang/gcc11/files/patch-gcc_system.h       | 42 +++++++++++++++++++++++++++++++
 lang/gcc12-devel/files/patch-gcc_system.h | 42 +++++++++++++++++++++++++++++++
 lang/gcc12/files/patch-gcc_system.h       | 42 +++++++++++++++++++++++++++++++
 lang/gcc13-devel/files/patch-gcc_system.h | 42 +++++++++++++++++++++++++++++++
 lang/gcc13/files/patch-gcc_system.h       | 42 +++++++++++++++++++++++++++++++
 lang/gcc14-devel/files/patch-gcc_system.h | 42 +++++++++++++++++++++++++++++++
 8 files changed, 336 insertions(+)

diff --git a/lang/gcc10/files/patch-gcc_system.h b/lang/gcc10/files/patch-gcc_system.h
new file mode 100644
index 000000000000..11b26521c550
--- /dev/null
+++ b/lang/gcc10/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2022-06-28 08:54:28 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -235,6 +222,19 @@ extern int errno;
+ # include <cstring>
+ # include <new>
+ # include <utility>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc11-devel/files/patch-gcc_system.h b/lang/gcc11-devel/files/patch-gcc_system.h
new file mode 100644
index 000000000000..082e08ef73c8
--- /dev/null
+++ b/lang/gcc11-devel/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2023-09-14 22:32:14 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -242,6 +229,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc11/files/patch-gcc_system.h b/lang/gcc11/files/patch-gcc_system.h
new file mode 100644
index 000000000000..87259b346ecc
--- /dev/null
+++ b/lang/gcc11/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2022-04-21 07:58:53 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -242,6 +229,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc12-devel/files/patch-gcc_system.h b/lang/gcc12-devel/files/patch-gcc_system.h
new file mode 100644
index 000000000000..46a725f37714
--- /dev/null
+++ b/lang/gcc12-devel/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2023-09-15 22:32:10 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -243,6 +230,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc12/files/patch-gcc_system.h b/lang/gcc12/files/patch-gcc_system.h
new file mode 100644
index 000000000000..7a18af14077a
--- /dev/null
+++ b/lang/gcc12/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2022-08-19 08:09:53 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -243,6 +230,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc13-devel/files/patch-gcc_system.h b/lang/gcc13-devel/files/patch-gcc_system.h
new file mode 100644
index 000000000000..b359d059c510
--- /dev/null
+++ b/lang/gcc13-devel/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2023-09-16 22:32:44 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -243,6 +230,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc13/files/patch-gcc_system.h b/lang/gcc13/files/patch-gcc_system.h
new file mode 100644
index 000000000000..d31fb72931b5
--- /dev/null
+++ b/lang/gcc13/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2023-04-26 07:09:40 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -243,6 +230,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather
diff --git a/lang/gcc14-devel/files/patch-gcc_system.h b/lang/gcc14-devel/files/patch-gcc_system.h
new file mode 100644
index 000000000000..f7696f4625cb
--- /dev/null
+++ b/lang/gcc14-devel/files/patch-gcc_system.h
@@ -0,0 +1,42 @@
+--- gcc/system.h.orig	2023-09-17 22:32:37 UTC
++++ gcc/system.h
+@@ -203,19 +203,6 @@ extern int fprintf_unlocked (FILE *, const char *, ...
+ #endif
+ #endif
+ 
+-/* There are an extraordinary number of issues with <ctype.h>.
+-   The last straw is that it varies with the locale.  Use libiberty's
+-   replacement instead.  */
+-#include "safe-ctype.h"
+-
+-#include <sys/types.h>
+-
+-#include <errno.h>
+-
+-#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
+-extern int errno;
+-#endif
+-
+ #ifdef __cplusplus
+ #if defined (INCLUDE_ALGORITHM) || !defined (HAVE_SWAP_IN_UTILITY)
+ # include <algorithm>
+@@ -243,6 +230,19 @@ extern int errno;
+ # include <new>
+ # include <utility>
+ # include <type_traits>
++#endif
++
++/* There are an extraordinary number of issues with <ctype.h>.
++   The last straw is that it varies with the locale.  Use libiberty's
++   replacement instead.  */
++#include "safe-ctype.h"
++
++#include <sys/types.h>
++
++#include <errno.h>
++
++#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
++extern int errno;
+ #endif
+ 
+ /* Some of glibc's string inlines cause warnings.  Plus we'd rather



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