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1.1
date	2026.07.19.11.17.42;	author adam;	state Exp;
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commitid	FhXjPkGd9j9WSfOG;


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/calls.cc.orig	2026-06-12 06:09:06.085517692 +0000
+++ gcc/calls.cc
@@@@ -1413,7 +1413,8 @@@@ initialize_argument_information (int num
 	 with those made by function.cc.  */

       /* See if this argument should be passed by invisible reference.  */
-      function_arg_info arg (type, argpos < n_named_args);
+      function_arg_info arg (type, argpos < n_named_args,
+			     argpos == n_named_args - 1);
       if (pass_by_reference (args_so_far_pnt, arg))
 	{
 	  const bool callee_copies
@@@@ -1533,10 +1534,13 @@@@ initialize_argument_information (int num

       unsignedp = TYPE_UNSIGNED (type);
       arg.type = type;
-      arg.mode
-	= promote_function_mode (type, TYPE_MODE (type), &unsignedp,
-				 fndecl ? TREE_TYPE (fndecl) : fntype, 0);
-
+      arg.mode = TYPE_MODE (type);
+//      arg.mode
+//	= promote_function_mode (type, TYPE_MODE (type), &unsignedp,
+//				 fndecl ? TREE_TYPE (fndecl) : fntype, 0);
+      arg.mode = promote_function_mode (args_so_far, arg,
+					fndecl ? TREE_TYPE (fndecl) : fntype,
+					&unsignedp, 0);
       args[i].unsignedp = unsignedp;
       args[i].mode = arg.mode;

@@@@ -1586,6 +1590,7 @@@@ initialize_argument_information (int num
 #endif
 			     reg_parm_stack_space,
 			     args[i].pass_on_stack ? 0 : args[i].partial,
+			     args_so_far,
 			     fndecl, args_size, &args[i].locate);
 #ifdef BLOCK_REG_PADDING
       else
@@@@ -4149,6 +4154,7 @@@@ split_complex_types (tree types)
   return types;
 }
 
+extern void debug_tree (tree);
 /* Output a library call to function ORGFUN (a SYMBOL_REF rtx)
    for a value of mode OUTMODE,
    with NARGS different arguments, passed as ARGS.
@@@@ -4334,6 +4340,7 @@@@ emit_library_call_value_1 (int retval, r
 			   argvec[count].reg != 0,
 #endif
 			   reg_parm_stack_space, 0,
+			   args_so_far,
 			   NULL_TREE, &args_size, &argvec[count].locate);

       if (argvec[count].reg == 0 || argvec[count].partial != 0
@@@@ -4404,8 +4411,16 @@@@ emit_library_call_value_1 (int retval, r
 	  val = force_operand (XEXP (slot, 0), NULL_RTX);
 	}

-      arg.mode = promote_function_mode (NULL_TREE, arg.mode, &unsigned_p,
-					NULL_TREE, 0);
+//      arg.mode = promote_function_mode (NULL_TREE, arg.mode, &unsigned_p,
+//					NULL_TREE, 0);
+      tree t = arg.type;
+if (t)
+  debug_tree (t);
+gcc_assert (!t);
+      arg.type = NULL_TREE;
+      arg.mode = promote_function_mode (args_so_far, arg, NULL_TREE,
+					&unsigned_p, 0);
+      arg.type = t;
       argvec[count].mode = arg.mode;
       argvec[count].value = convert_modes (arg.mode, GET_MODE (val), val,
 					   unsigned_p);
@@@@ -4425,6 +4440,7 @@@@ emit_library_call_value_1 (int retval, r
 			       argvec[count].reg != 0,
 #endif
 			       reg_parm_stack_space, argvec[count].partial,
+			       args_so_far,
 			       NULL_TREE, &args_size, &argvec[count].locate);
 	  args_size.constant += argvec[count].locate.size.constant;
 	  gcc_assert (!argvec[count].locate.size.var);
@