Make gcc14 the primary version on Tiger+

_resources/port1.0/compilers/gcc_compilers.tcl

@@ -3,12 +3,19 @@
 # https://trac.macports.org/ticket/57135
 # https://trac.macports.org/ticket/61636
 
-# GCC 10 and above on OSX10.6+
+# GCC 14 on all systems
+lappend compilers macports-gcc-14
+
+# GCC 11 to GCC 13 on OSX10.6+
 if {${os.major} >= 10 || [option os.platform] ne "darwin"} {
-    lappend compilers macports-gcc-14 macports-gcc-13 macports-gcc-12 macports-gcc-11 macports-gcc-10
+    lappend compilers macports-gcc-13 macports-gcc-12 macports-gcc-11
 }
 
-# GCC 9 and older only on OSX10.10 and older
+# GCC 10 on all systems
+lappend compilers macports-gcc-10
+
+# GCC 8 and 9 and older on OSX 10.6 to 10.10
+# GCC 7 or older on OSX 10.6 or older
 # https://trac.macports.org/ticket/65472
 if {${os.major} < 15} {
     if {${os.major} >= 10} {

_resources/port1.0/compilers/gcc_dependencies.tcl

@@ -2,11 +2,7 @@
 
 # GCC version providing the primary runtime
 # Note settings here *must* match those in the lang/libgcc port and compilers PG
-if {[option os.platform] eq "darwin" && [option os.major] < 10} {
-    set gcc_main_version 7
-} else {
-    set gcc_main_version 14
-}
+set gcc_main_version 14
 
 # compiler links against libraries in libgcc\d* and/or libgcc-devel
 if {[vercmp ${gcc_version} 4.6] < 0} {

_resources/port1.0/group/R-1.0.tcl

@@ -112,24 +112,19 @@ if { ${os.major} > 23 } {
 # Similarly, for gcc select the gcc13 variant of the compilers PG.
 # This setting should also be kept in sync with that in the R Port.
 # Updates should be coordinated with the R maintainers.
-if { ${os.major} > 23 } {
+if { ${os.major} < 10 || ${os.major} > 23 } {
     # https://trac.macports.org/ticket/70799
     compiler.blacklist-append   {macports-gcc-1[5-9]}
 } else {
     compiler.blacklist-append   {macports-gcc-1[4-9]}
 }
 # NOTE: upon the update to gcc14, please update the blacklist accordingly,
 # like it is done for clangs. We would prefer using the same version of gcc and gfortran.
-if {${os.platform} eq "darwin" && ${os.major} < 10} {
-    # Until old platforms are switched to the new libgcc.
-    default_variants-append +gcc7
+if { ${os.major} < 10 || ${os.major} > 23 } {
+    # https://trac.macports.org/ticket/70799
+    default_variants-append +gcc14
 } else {
-    if { ${os.major} > 23 } {
-        # https://trac.macports.org/ticket/70799
-        default_variants-append +gcc14
-    } else {
-        default_variants-append +gcc13
-    }
+    default_variants-append +gcc13
 }
 
 # R bakes in the compiler, so if it is built with ccache,

_resources/port1.0/group/compilers-1.0.tcl

@@ -81,12 +81,7 @@ options compilers.add_gcc_rpath_support
 default compilers.add_gcc_rpath_support yes
 
 # Set a default gcc version
-if {${os.major} < 10 && ${os.platform} eq "darwin" } {
-    # see https://trac.macports.org/ticket/57135
-    set compilers.gcc_default gcc7
-} else {
-    set compilers.gcc_default gcc14
-}
+set compilers.gcc_default gcc14
 
 set compilers.list {cc cxx cpp objc fc f77 f90}
 
@@ -107,16 +102,14 @@ if { ${os.arch} eq "arm" || ${os.platform} ne "darwin" } {
         if { [vercmp ${xcodeversion} < 16.0] && [vercmp ${xcodecltversion} < 16.0] } {
             lappend gcc_versions 10 11 12 13
         }
-        lappend gcc_versions 14 devel
     }
+    lappend gcc_versions 14 devel
 }
+
 # GCC version providing the primary runtime
 # Note settings here *must* match those in the lang/libgcc port.
-if { ${os.major} < 10 && ${os.platform} eq "darwin" } {
-    set gcc_main_version 7
-} else {
-    set gcc_main_version 14
-}
+set gcc_main_version 14
+
 ui_debug "GCC versions for Darwin ${os.major} ${os.arch} - ${gcc_versions}"
 foreach ver ${gcc_versions} {
     # Remove dot from version if present

lang/gcc-devel/Portfile

@@ -358,11 +358,7 @@ proc dylib_list {location} {
 if {${subport} eq ${libgccname}} {
 
     # Set conflict against port providing primary runtime
-    if { ${os.major} < 10 } {
-        conflicts libgcc libgcc7
-    } else {
-        conflicts libgcc libgcc12
-    }
+    conflicts libgcc libgcc14
 
     # http://trac.macports.org/ticket/35770
     # http://trac.macports.org/ticket/38814

lang/gcc10/Portfile

@@ -12,7 +12,7 @@ name                gcc10
 version             10.4.0
 revision            5
 
-platforms           {darwin >= 10 < 22}
+platforms           {darwin < 22}
 categories          lang
 maintainers         nomaintainer
 # an exception in the license allows dependents to not be GPL

lang/gcc14/Portfile

@@ -1,4 +1,4 @@
 # -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:filetype=tcl:et:sw=4:ts=4:sts=4
 
 PortSystem                                       1.0
 PortGroup           select                       1.0
@@ -12,7 +12,6 @@
 
 homepage            https://gcc.gnu.org/
 
-platforms           {darwin >= 10}
 categories          lang
 maintainers         nomaintainer
 # an exception in the license allows dependents to not be GPL
@@ -69,6 +68,17 @@
 depends_run-append  port:gcc_select \
                     path:share/doc/libgcc/README:libgcc
 
+platform darwin {
+    if {(${configure.build_arch} in [list ppc ppc64]) || ${os.major} < 10} {
+        configure.compiler.add_deps \
+                        no
+        depends_build-append \
+                        port:gcc10-bootstrap
+        configure.cc    ${prefix}/libexec/gcc10-bootstrap/bin/gcc
+        configure.cxx   ${prefix}/libexec/gcc10-bootstrap/bin/g++
+    }
+}
+
 depends_skip_archcheck-append gcc_select ld64 cctools
 license_noconflict  gmp mpfr ppl libmpc zlib
 
@@ -89,9 +99,14 @@
 }
 
 set gcc_configure_langs {c c++ objc obj-c++ lto fortran}
-if {${subport} eq ${name} && ${build_arch} ne "i386"} {
+if {${subport} eq ${name} && ${build_arch} ne "i386" && ${os.major} > 8} {
     # jit compiler is not building on i386 systems
     # https://trac.macports.org/ticket/61130
+
+    # On ppc Tiger, the build fails when linking libgccjit.0.dylib:
+    # Undefined symbols:
+    #   "__Unwind_GetIPInfo", referenced from:
+    #       _unwind in libbacktrace.a(backtrace.o)
     lappend gcc_configure_langs jit
 }
 
@@ -198,6 +213,14 @@
     # This patch has been merged upstream in https://github.com/gcc-mirror/gcc/commit/1cfe4a4d0d4447b364815d5e5c889deb2e533669
     # Remove it when upgrading gcc to a version that has it.
     patchfiles-append      darwin-ppc-fpu.patch
+
+    if { ${os.major} == 8 } {
+        # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117834
+        patchfiles-append darwin8-define-PTHREAD_RWLOCK_INITIALIZER.patch
+
+        # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117857
+        patchfiles-append darwin8-ttyname_r.patch
+    }
 }
 
 # Since GCC 7.4.0, during configure, it detects features supported by target-as.
@@ -337,7 +360,7 @@
     }
 
     # libcxx is unavailable on PPC
-    if {${build_arch} ni [list ppc ppc64]} {
+    if {${build_arch} ni [list ppc ppc64] && ${os.major} > 8} {
         default_variants-append +stdlib_flag
     }
 
@@ -394,6 +417,15 @@
     # Activate hack for new libgcc
     # https://trac.macports.org/wiki/PortfileRecipes#deactivatehack
     pre-activate {
+        if {![catch {set installed [lindex [registry_active libgcc7] 0]}]} {
+            # Extract the version and revision of the installed libgcc7
+            set _version [lindex $installed 1]
+            set _revision [lindex $installed 2]
+            if {[vercmp $_version < 7.5.0]
+                || ($_version eq "7.5.0" && [vercmp $_revision < 2])} {
+                registry_deactivate_composite libgcc7 "" [list ports_nodepcheck 1]
+            }
+        }
         if {![catch {set installed [lindex [registry_active libgcc8] 0]}]} {
             # Extract the epoch of the installed libgcc8
             set _epoch [lindex $installed 5]

lang/gcc14/files/darwin8-define-PTHREAD_RWLOCK_INITIALIZER.patch

@@ -0,0 +1,33 @@
+From c86f77d40e74cbbd6bc2bb4b2d8aaa30bac04f23 Mon Sep 17 00:00:00 2001
+From: Gleb Mazovetskiy <[email protected]>
+Date: Thu, 28 Nov 2024 16:00:06 +0000
+Subject: [PATCH] define PTHREAD_RWLOCK_INITIALIZER
+
+Per https://github.com/macports/macports-ports/pull/26655#issuecomment-2506351012
+
+Remove this patch once
+https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117834 is resolved
+---
+ libgcc/gthr-posix.h | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git libgcc/gthr-posix.h libgcc/gthr-posix.h
+index 82e8f9ffcf6..f87283cb0e4 100644
+--- libgcc/gthr-posix.h
++++ libgcc/gthr-posix.h
+@@ -62,6 +62,12 @@ typedef struct timespec __gthread_time_t;
+ #define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
+ #define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function
+ #ifndef __cplusplus
++#ifndef PTHREAD_RWLOCK_INITIALIZER
++#ifndef _PTHREAD_RWLOCK_SIG_init
++#define _PTHREAD_RWLOCK_SIG_init    0x2DA8B3B4
++#endif
++#define PTHREAD_RWLOCK_INITIALIZER {_PTHREAD_RWLOCK_SIG_init, {0}}
++#endif
+ #define __GTHREAD_RWLOCK_INIT PTHREAD_RWLOCK_INITIALIZER
+ #endif
+ #define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT
+-- 
+2.43.0
+

lang/gcc14/files/darwin8-ttyname_r.patch

@@ -0,0 +1,62 @@
+From 7abb2866863471eb6252ebec67ac2de56abda0db Mon Sep 17 00:00:00 2001
+From: Gleb Mazovetskiy <[email protected]>
+Date: Sat, 30 Nov 2024 08:57:43 +0000
+Subject: [PATCH] darwin8 ttyname_r patch
+
+---
+ libgfortran/io/unix.c                                |  7 +++++++
+ .../sanitizer_common_interceptors.inc                | 12 ++++++++++++
+ 2 files changed, 19 insertions(+)
+
+diff --git libgfortran/io/unix.c libgfortran/io/unix.c
+index 16600c855f2..80d2fad7ef8 100644
+--- libgfortran/io/unix.c
++++ libgfortran/io/unix.c
+@@ -2094,7 +2094,14 @@ stream_ttyname (stream *s  __attribute__ ((unused)),
+ 		size_t buflen  __attribute__ ((unused)))
+ {
+ #ifdef HAVE_TTYNAME_R
++#if __DARWIN_UNIX03
+   return ttyname_r (((unix_stream *)s)->fd, buf, buflen);
++#else
++  char *p = ttyname_r (((unix_stream *)s)->fd, buf, buflen);
++  if (!p)
++    return errno;
++  return 0;
++#endif
+ #elif defined HAVE_TTYNAME
+   char *p;
+   size_t plen;
+diff --git libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc
+index 607ecae6808..2d2fceedf79 100644
+--- libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc
++++ libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc
+@@ -5036,6 +5036,7 @@ INTERCEPTOR(char *, ttyname, int fd) {
+ #endif
+
+ #if SANITIZER_INTERCEPT_TTYNAME_R
++#if __DARWIN_UNIX03
+ INTERCEPTOR(int, ttyname_r, int fd, char *name, SIZE_T namesize) {
+   void *ctx;
+   COMMON_INTERCEPTOR_ENTER(ctx, ttyname_r, fd, name, namesize);
+@@ -5044,6 +5045,17 @@ INTERCEPTOR(int, ttyname_r, int fd, char *name, SIZE_T namesize) {
+     COMMON_INTERCEPTOR_WRITE_RANGE(ctx, name, internal_strlen(name) + 1);
+   return res;
+ }
++#else
++INTERCEPTOR(char*, ttyname_r, int fd, char *name, SIZE_T namesize) {
++  void *ctx;
++  COMMON_INTERCEPTOR_ENTER(ctx, ttyname_r, fd, name, namesize);
++  char *res = REAL(ttyname_r)(fd, name, namesize);
++  if (res != nullptr)
++    COMMON_INTERCEPTOR_WRITE_RANGE(ctx, name, internal_strlen(name) + 1);
++  return res;
++}
++#endif
++
+ #define INIT_TTYNAME_R COMMON_INTERCEPT_FUNCTION(ttyname_r);
+ #else
+ #define INIT_TTYNAME_R
+-- 
+2.43.0
+