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| author | Ben Elliston <bje@au.ibm.com> | 2004-05-22 02:39:35 +0000 |
|---|---|---|
| committer | Ben Elliston <bje@gcc.gnu.org> | 2004-05-22 12:39:35 +1000 |
| commit | b02398bd5bebe35bc44def2963fee7a4c4cf3568 (patch) | |
| tree | 0fb35652621330c19f8e8ce0ffeb987cb15f69d5 /gcc/doc/invoke.texi | |
| parent | 12fea1f9fcb7129531fa3f30a0688a80e68b5353 (diff) | |
| download | gcc-b02398bd5bebe35bc44def2963fee7a4c4cf3568.zip gcc-b02398bd5bebe35bc44def2963fee7a4c4cf3568.tar.gz gcc-b02398bd5bebe35bc44def2963fee7a4c4cf3568.tar.bz2 | |
c.opt (Wmissing-include-dirs): New.
* c.opt (Wmissing-include-dirs): New.
* c-opts.c (c_common_handle_option): Pass true for user_supplied_p
to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
OPT_isystem. Handle case OPT_Wmissing_include_dirs.
* c-incpath.h (add_path): Add fourth (bool) argument.
* c-incpath.c (add_env_var_paths): Pass false to add_path ().
(add_standard_paths): Likewise.
(remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
is used and the directory was user-supplied via -I.
(add_path): Set p->user_supplied_p. Remove duplicated code by
using add_cpp_dir_path ().
* cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
(struct cpp_dir): Add user_supplied_p.
* doc/invoke.texi (Warning Options): Document new option.
[testsuite]
* gcc.dg/cpp/Wmissingdirs.c: New.
From-SVN: r82121
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 09c538e..1ed9e65 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -222,7 +222,8 @@ in the following sections. -Wno-invalid-offsetof -Winvalid-pch @gol -Wlarger-than-@var{len} -Wlong-long @gol -Wmain -Wmissing-braces @gol --Wmissing-format-attribute -Wmissing-noreturn @gol +-Wmissing-format-attribute -Wmissing-include-dirs @gol +-Wmissing-noreturn @gol -Wno-multichar -Wnonnull -Wpacked -Wpadded @gol -Wparentheses -Wpointer-arith -Wredundant-decls @gol -Wreturn-type -Wsequence-point -Wshadow @gol @@ -2224,6 +2225,10 @@ int a[2][2] = @{ 0, 1, 2, 3 @}; int b[2][2] = @{ @{ 0, 1 @}, @{ 2, 3 @} @}; @end smallexample +@item -Wmissing-include-dirs @r{(C, C++, and Objective-C only)} +@opindex Wmissing-include-dirs +Warn if a user-supplied include directory does not exist. + @item -Wparentheses @opindex Wparentheses Warn if parentheses are omitted in certain contexts, such |