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[CPP PATCH] Fix warning & other cleanups. 

https://gcc.gnu.org/ml/gcc-patches/2018-08/msg01162.html
	* directives.c (do_undef): Use cpp_macro_p & cpp_builtin_macro_p.
	* include/cpplib.h (enum cpp_macro_kind): Remove trailing comma.
	(cpp_fun_like_macro_p): Make inline, define.
	* macro.c (cpp_define_lazily): Use UCHAR_MAX.
	(cpp_fun_like_macro_p): Delete.

From-SVN: r263666
This commit is contained in:
Nathan Sidwell 2018-08-20 15:28:15 +00:00 committed by Nathan Sidwell
parent e11b709d21
commit 7692e253ee
4 changed files with 14 additions and 14 deletions
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6
libcpp/ChangeLog
View File

@ -1,5 +1,11 @@
2018-08-20 Nathan Sidwell <nathan@acm.org>
* directives.c (do_undef): Use cpp_macro_p & cpp_builtin_macro_p.
* include/cpplib.h (enum cpp_macro_kind): Remove trailing comma.
(cpp_fun_like_macro_p): Make inline, define.
* macro.c (cpp_define_lazily): Use UCHAR_MAX.
(cpp_fun_like_macro_p): Delete.
* Makefile.in (TAGS_SOURCES): Remove cpp-id-data.h.
* include/cpp-id-data.h: Delete.
* internal.h: Include cpplib.h not cpp-id-data.h.

4
libcpp/directives.c
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@ -665,12 +665,12 @@ do_undef (cpp_reader *pfile)
/* 6.10.3.5 paragraph 2: [#undef] is ignored if the specified
identifier is not currently defined as a macro name. */
if (node->type == NT_MACRO)
if (cpp_macro_p (node))
{
if (node->flags & NODE_WARN)
cpp_error (pfile, CPP_DL_WARNING,
"undefining \"%s\"", NODE_NAME (node));
else if ((node->flags & NODE_BUILTIN)
else if (cpp_builtin_macro_p (node)
&& CPP_OPTION (pfile, warn_builtin_macro_redefined))
cpp_warning_with_line (pfile, CPP_W_BUILTIN_MACRO_REDEFINED,
pfile->directive_line, 0,

7
libcpp/include/cpplib.h
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@ -674,7 +674,7 @@ struct cpp_dir
enum cpp_macro_kind {
cmk_macro, /* An ISO macro (token expansion). */
cmk_assert, /* An assertion. */
cmk_traditional, /* A traditional macro (text expansion). */
cmk_traditional /* A traditional macro (text expansion). */
};
/* Each macro definition is recorded in a cpp_macro structure.
@ -972,7 +972,10 @@ inline bool cpp_macro_p (const cpp_hashnode *node)
return node->type == NT_MACRO;
}
/* Returns true if NODE is a function-like user macro. */
extern bool cpp_fun_like_macro_p (cpp_hashnode *node);
inline bool cpp_fun_like_macro_p (cpp_hashnode *node)
{
return cpp_user_macro_p (node) && node->value.macro->fun_like;
}
extern const unsigned char *cpp_macro_definition (cpp_reader *,
cpp_hashnode *);

11
libcpp/macro.c
View File

@ -3551,7 +3551,7 @@ cpp_define_lazily (cpp_reader *pfile, cpp_hashnode *node, unsigned num)
{
cpp_macro *macro = node->value.macro;
gcc_checking_assert (pfile->cb.user_lazy_macro && macro && num < 255);
gcc_checking_assert (pfile->cb.user_lazy_macro && macro && num < UCHAR_MAX);
macro->lazy = num + 1;
}
@ -3632,15 +3632,6 @@ check_trad_stringification (cpp_reader *pfile, const cpp_macro *macro,
}
}
/* Returns true of NODE is a function-like macro. */
bool
cpp_fun_like_macro_p (cpp_hashnode *node)
{
return (node->type == NT_MACRO
&& (node->flags & (NODE_BUILTIN | NODE_MACRO_ARG)) == 0
&& node->value.macro->fun_like);
}
/* Returns the name, arguments and expansion of a macro, in a format
suitable to be read back in again, and therefore also for DWARF 2
debugging info. e.g. "PASTE(X, Y) X ## Y", or "MACNAME EXPANSION".