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1.1
date	2026.07.19.11.17.44;	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/doc/tm.texi.orig	2026-06-12 06:09:06.433523079 +0000
+++ gcc/doc/tm.texi
@@@@ -1074,6 +1074,10 @@@@ also define the hook to @@code{default_pr
 if you would like to apply the same rules given by @@code{PROMOTE_MODE}.
 @@end deftypefn

+@@deftypefn {Target Hook} machine_mode TARGET_PROMOTE_FUNCTION_MODE_CA (cumulative_args_t, @@var{function_arg_info}, @@var{const_tree}, int *@@var{}, @@var{int})
+Like @@code{promote_function_mode}, but takes a cumulative_args pointer   and a current arg to supply the input.
+@@end deftypefn
+
 @@defmac PARM_BOUNDARY
 Normal alignment required for function parameters on the stack, in
 bits.  All stack parameters receive at least this much alignment
@@@@ -4471,6 +4475,16 @@@@ with the specified mode and type.  The d
 @@code{PARM_BOUNDARY} for all arguments.
 @@end deftypefn

+@@deftypefn {Target Hook} {unsigned int} TARGET_FUNCTION_ARG_BOUNDARY_CA (machine_mode @@var{mode}, const_tree @@var{type}, cumulative_args_t @@var{ca})
+This is the @@code{cumulative_args_t}-based version of
+@@code{TARGET_FUNCTION_ARG_BOUNDARY}. Define this hook if you need more
+fine-grained control over argument alignment, e.g. depending on whether
+it is a named argument or not, or any other criteria that you choose to
+place in the @@var{ca} structure.
+
+The default hook will call @@code{TARGET_FUNCTION_ARG_BOUNDARY}.
+@@end deftypefn
+
 @@deftypefn {Target Hook} {unsigned int} TARGET_FUNCTION_ARG_ROUND_BOUNDARY (machine_mode @@var{mode}, const_tree @@var{type})
 Normally, the size of an argument is rounded up to @@code{PARM_BOUNDARY},
 which is the default value for this hook.  You can define this hook to
@@@@ -4478,6 +4492,16 @@@@ return a different value if an argument
 value.
 @@end deftypefn

+@@deftypefn {Target Hook} {unsigned int} TARGET_FUNCTION_ARG_ROUND_BOUNDARY_CA (machine_mode @@var{mode}, const_tree @@var{type}, cumulative_args_t @@var{ca})
+This is the @@code{cumulative_args_t}-based version of
+@@code{TARGET_FUNCTION_ARG_ROUND_BOUNDARY}. Define this hook if you need more
+fine-grained control over argument size rounding, e.g. depending on whether
+it is a named argument or not, or any other criteria that you choose to
+place in the @@var{ca} structure.
+
+The default hook will call @@code{TARGET_FUNCTION_ARG_ROUND_BOUNDARY}.
+@@end deftypefn
+
 @@defmac FUNCTION_ARG_REGNO_P (@@var{regno})
 A C expression that is nonzero if @@var{regno} is the number of a hard
 register in which function arguments are sometimes passed.  This does
@@@@ -12855,6 +12879,11 @@@@ This target hook can be used to generate
 If selftests are enabled, run any selftests for this target.
 @@end deftypefn

+@@deftypefn {Target Hook} bool TARGET_UNREACHABLE_SHOULD_TRAP (void)
+This hook should return @@code{true} if the target wants   @@code{__builtin_unreachable} to expand to a trap or @@code{abort ()}.
+  The default value is false.
+@@end deftypefn
+
 @@deftypefn {Target Hook} bool TARGET_MEMTAG_CAN_TAG_ADDRESSES ()
 True if the backend architecture naturally supports ignoring some region
 of pointers.  This feature means that @@option{-fsanitize=hwaddress} can
@