From c8ad69c183faa9932f9bd50e85e52e25c7b3b614 Mon Sep 17 00:00:00 2001 From: Richard Kenner Date: Fri, 19 Aug 1994 17:34:11 -0400 Subject: [PATCH] (function_cannot_inline): Don't inline if any parm is a transparent union. From-SVN: r7950 --- gcc/integrate.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/gcc/integrate.c b/gcc/integrate.c index 1f4874cacbd..2355508f6e5 100644 --- a/gcc/integrate.c +++ b/gcc/integrate.c @@ -134,10 +134,15 @@ function_cannot_inline_p (fndecl) if (int_size_in_bytes (TREE_TYPE (TREE_TYPE (fndecl))) < 0) return "function with varying-size return value cannot be inline"; - /* Cannot inline a function with a varying size argument. */ + /* Cannot inline a function with a varying size argument or one that + receives a transparent union. */ for (parms = DECL_ARGUMENTS (fndecl); parms; parms = TREE_CHAIN (parms)) - if (int_size_in_bytes (TREE_TYPE (parms)) < 0) - return "function with varying-size parameter cannot be inline"; + { + if (int_size_in_bytes (TREE_TYPE (parms)) < 0) + return "function with varying-size parameter cannot be inline"; + else if (TYPE_TRANSPARENT_UNION (TREE_TYPE (parms))) + return "function with transparent unit parameter cannot be inline"; + } if (!DECL_INLINE (fndecl) && get_max_uid () > max_insns) { -- 2.30.2