From 7ef1fbd7aa2fa6c0ac22cecf9e11b283f8f823f7 Mon Sep 17 00:00:00 2001 From: Richard Kenner Date: Sun, 3 Oct 1993 21:47:12 -0400 Subject: [PATCH] (expand_call): Pass objects who size depends on the contents of the object by invisible reference. From-SVN: r5583 --- gcc/calls.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/gcc/calls.c b/gcc/calls.c index 3c8f04bcb8f..9334d95bf51 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -942,10 +942,14 @@ expand_call (exp, target, ignore) These decisions are driven by the FUNCTION_... macros and must agree with those made by function.c. */ -#ifdef FUNCTION_ARG_PASS_BY_REFERENCE /* See if this argument should be passed by invisible reference. */ - if (FUNCTION_ARG_PASS_BY_REFERENCE (args_so_far, TYPE_MODE (type), type, - argpos < n_named_args)) + if ((TREE_CODE (TYPE_SIZE (type)) != INTEGER_CST + && contains_placeholder_p (TYPE_SIZE (type))) +#ifdef FUNCTION_ARG_PASS_BY_REFERENCE + || FUNCTION_ARG_PASS_BY_REFERENCE (args_so_far, TYPE_MODE (type), + type, argpos < n_named_args) +#endif + ) { #ifdef FUNCTION_ARG_CALLEE_COPIES if (FUNCTION_ARG_CALLEE_COPIES (args_so_far, TYPE_MODE (type), type, @@ -1000,7 +1004,6 @@ expand_call (exp, target, ignore) type = build_pointer_type (type); } } -#endif /* FUNCTION_ARG_PASS_BY_REFERENCE */ mode = TYPE_MODE (type); -- 2.30.2