From: Gabriel Dos Reis Date: Thu, 8 Dec 2005 09:01:22 +0000 (+0000) Subject: * tree.h (DECL_EXTERNAL): Clarify documentation. X-Git-Tag: releases/gcc-4.2.0~5507 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9783dd389a02fdd570f04597e424e1482ff60760;p=thirdparty%2Fgcc.git * tree.h (DECL_EXTERNAL): Clarify documentation. From-SVN: r108221 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6113f4590f08..e67b71394881 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2005-12-08 Gabriel Dos Reis + + * tree.h (DECL_EXTERNAL): Clarify documentation. + 2005-12-08 Andreas Krebbel Jakub Jelinek diff --git a/gcc/tree.h b/gcc/tree.h index 99c18f4e1a68..01e086d1d4d3 100644 --- a/gcc/tree.h +++ b/gcc/tree.h @@ -2144,7 +2144,12 @@ struct tree_memory_tag GTY(()) #define DECL_LANG_SPECIFIC(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.lang_specific) /* In a VAR_DECL or FUNCTION_DECL, nonzero means external reference: - do not allocate storage, and refer to a definition elsewhere. */ + do not allocate storage, and refer to a definition elsewhere. Note that + this does not necessarily imply the entity represented by NODE + has no program source-level definition in this translation unit. For + example, for a FUNCTION_DECL, DECL_SAVED_TREE may be non-NULL and + DECL_EXTERNAL may be true simultaneously; that can be the case for + a C99 "extern inline" function. */ #define DECL_EXTERNAL(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.decl_flag_2) /* In a VAR_DECL for a RECORD_TYPE, sets number for non-init_priority