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1.1
date	2026.07.19.11.17.43;	author adam;	state Exp;
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desc
@@


1.1
log
@gcc15: updated to 15.3

15.3
This release is a bug-fix release, containing fixes for regressions in
GCC 15.2 relative to previous releases of GCC.

PkgSrc:
Allow building on Darwin/aarch64.
@
text
@$NetBSD$

Support Darwin/aarch64.
https://github.com/Homebrew/homebrew-core/blob/main/Patches/gcc/gcc-15.3.0.diff

--- gcc/config/darwin.h.orig	2026-06-12 06:09:06.165518930 +0000
+++ gcc/config/darwin.h
@@@@ -42,6 +42,7 @@@@ see the files COPYING3 and COPYING.RUNTI

 #define DARWIN_X86 0
 #define DARWIN_PPC 0
+#define DARWIN_ARM64 0

 #define OBJECT_FORMAT_MACHO 1

@@@@ -381,7 +382,8 @@@@ extern GTY(()) int darwin_ms_struct;
 */

 #define DARWIN_NOCOMPACT_UNWIND \
-" %:version-compare(>= 10.6 mmacosx-version-min= -no_compact_unwind) "
+"%{!fuse-ld=lld: \
+    %:version-compare(>= 10.6 mmacosx-version-min= -no_compact_unwind)}"

 /* In Darwin linker specs we can put -lcrt0.o and ld will search the library
    path for crt0.o or -lcrtx.a and it will search for libcrtx.a.  As for
@@@@ -405,7 +407,8 @@@@ extern GTY(()) int darwin_ms_struct;
     LINK_PLUGIN_SPEC \
     "%{flto*:%<fcompare-debug*} \
      %{flto} %{fno-lto} %{flto=*} \
-    %l " \
+     %l \
+     %{fuse-ld=*:-fuse-ld=%*} " \
     DARWIN_PLATFORM_ID \
     LINK_COMPRESS_DEBUG_SPEC \
    "%X %{s} %{t} %{Z} %{u*} \
@@@@ -988,7 +991,12 @@@@ extern GTY(()) section * darwin_sections
   { "apple_kext_compatibility", 0, 0, false, true, false, false,	     \
     darwin_handle_kext_attribute, NULL },				     \
   { "weak_import", 0, 0, true, false, false, false,			     \
-    darwin_handle_weak_import_attribute, NULL }
+    darwin_handle_weak_import_attribute, NULL },			     \
+  { "availability", 0, -1, true, false, false, false,			     \
+    darwin_handle_availability_attribute, NULL }
+
+#undef TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P
+#define TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P darwin_attribute_takes_identifier_p

 /* Make local constant labels linker-visible, so that if one follows a
    weak_global constant, ld64 will be able to separate the atoms.  */
@@@@ -1005,6 +1013,8 @@@@ extern GTY(()) section * darwin_sections
       sprintf (LABEL, "*%s%ld", "lASAN", (long)(NUM));\
     else if (strcmp ("LTRAMP", PREFIX) == 0)	\
       sprintf (LABEL, "*%s%ld", "lTRAMP", (long)(NUM));\
+    else if (strncmp ("LANCHOR", PREFIX, 7) == 0)	\
+      sprintf (LABEL, "*%s%ld", "lANCHOR", (long)(NUM));\
     else						\
       sprintf (LABEL, "*%s%ld", PREFIX, (long)(NUM));	\
   } while (0)
@@@@ -1236,6 +1246,10 @@@@ void add_framework_path (char *);
 #define TARGET_N_FORMAT_TYPES 1
 #define TARGET_FORMAT_TYPES darwin_additional_format_types

+/* We want __builtin_unreachable to be expanded as a trap instruction.  */
+#undef TARGET_UNREACHABLE_SHOULD_TRAP
+#define TARGET_UNREACHABLE_SHOULD_TRAP darwin_unreachable_traps_p
+
 #ifndef USED_FOR_TARGET
 extern void darwin_driver_init (unsigned int *,struct cl_decoded_option **);
 #define GCC_DRIVER_HOST_INITIALIZATION \
@