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| author | Matt Kraai <kraai@alumni.cmu.edu> | 2004-11-29 00:37:54 +0000 |
|---|---|---|
| committer | Matt Kraai <kraai@gcc.gnu.org> | 2004-11-29 00:37:54 +0000 |
| commit | a2163d83a300310199ae507af05691166a8287dd (patch) | |
| tree | c7bfd8aba2f8ca93263b770a18023dfb54d9a4c1 /gcc/opts.c | |
| parent | 77109b506986bd02bd9ba811e270407bf3b9470c (diff) | |
| download | gcc-a2163d83a300310199ae507af05691166a8287dd.zip gcc-a2163d83a300310199ae507af05691166a8287dd.tar.gz gcc-a2163d83a300310199ae507af05691166a8287dd.tar.bz2 | |
re PR other/17594 (GCC does not error about unknown options which starts with a valid option)
(gcc)
PR diagnostic/17594
* opts.c (find_opt): Require that the input match a switch exactly
or that the switch take a joined option to be interpreted as a
match for another language.
(gcc/testsuite)
* gcc.dg/funroll-loops-all.c: New.
From-SVN: r91444
Diffstat (limited to 'gcc/opts.c')
| -rw-r--r-- | gcc/opts.c | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -176,13 +176,13 @@ find_opt (const char *input, int lang_mask) { const struct cl_option *opt = &cl_options[mn]; - /* Is this switch a prefix of the input? */ - if (!strncmp (input, opt->opt_text + 1, opt->opt_len)) + /* Is the input either an exact match or a prefix that takes a + joined argument? */ + if (!strncmp (input, opt->opt_text + 1, opt->opt_len) + && (input[opt->opt_len] == '\0' || (opt->flags & CL_JOINED))) { - /* If language is OK, and the match is exact or the switch - takes a joined argument, return it. */ - if ((opt->flags & lang_mask) - && (input[opt->opt_len] == '\0' || (opt->flags & CL_JOINED))) + /* If language is OK, return it. */ + if (opt->flags & lang_mask) return mn; /* If we haven't remembered a prior match, remember this |