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| author | Vladimir N. Makarov <vmakarov@cygnus.com> | 1998-07-08 12:16:05 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 1998-07-08 12:16:05 +0000 |
| commit | 795add948b87c51500c306fd95acf3388787e786 (patch) | |
| tree | 1a09517983f5d1a0757410a58f92ae55ac9a33a9 /gcc/c-decl.c | |
| parent | 37785a19fde91819c6f441c49a7e56c5f1ae638c (diff) | |
| download | gcc-795add948b87c51500c306fd95acf3388787e786.zip gcc-795add948b87c51500c306fd95acf3388787e786.tar.gz gcc-795add948b87c51500c306fd95acf3388787e786.tar.bz2 | |
toplev.c (lang_options): Add -Wlong-long, -Wno-long-long options.
* toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
options.
* c-decl.c (warn_long_long): Define.
(c_decode_option): Parse -Wlong-long, -Wno-long-long options.
(grokdeclarator): Add flag `warn_long_long' as guard for
warning "ANSI C does not support `long long'".
* invoke.texi: Add description of options -Wlong-long,
-Wno-long-long.
* gcc.1: The same as above.
* cp-tree.h (warn_long_long): Define.
* decl.c (grokdeclarator): Add flag `warn_long_long' as guard for
warning "ANSI C++ does not support `long long'".
* decl2.c (warn_long_long): Define.
(lang_decode_option): Parse -Wlong-long, -Wno-long-long options.
From-SVN: r21007
Diffstat (limited to 'gcc/c-decl.c')
| -rw-r--r-- | gcc/c-decl.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/gcc/c-decl.c b/gcc/c-decl.c index 9901db8..3af985d 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -485,6 +485,10 @@ int flag_no_ident = 0; int warn_implicit_int; +/* Nonzero means warn about usage of long long when `-pedantic'. */ + +int warn_long_long = 1; + /* Nonzero means message about use of implicit function declarations; 1 means warning; 2 means error. */ @@ -704,6 +708,10 @@ c_decode_option (argc, argv) } else if (!strcmp (p, "-Wno-implicit")) warn_implicit_int = 0, mesg_implicit_function_declaration = 0; + else if (!strcmp (p, "-Wlong-long")) + warn_long_long = 1; + else if (!strcmp (p, "-Wno-long-long")) + warn_long_long = 0; else if (!strcmp (p, "-Wwrite-strings")) warn_write_strings = 1; else if (!strcmp (p, "-Wno-write-strings")) @@ -4406,7 +4414,7 @@ grokdeclarator (declarator, declspecs, decl_context, initialized) error ("`long long long' is too long for GCC"); else { - if (pedantic && ! in_system_header) + if (pedantic && ! in_system_header && warn_long_long) pedwarn ("ANSI C does not support `long long'"); longlong = 1; } |