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| author | Richard Kenner <kenner@gcc.gnu.org> | 1997-02-16 08:08:25 -0500 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1997-02-16 08:08:25 -0500 |
| commit | 4c8cc616fa702df12354cc06b39f059f9f1c56f8 (patch) | |
| tree | 4db8aef064f578d498e14c4a1e8bc1694c195d60 /gcc/cpplib.c | |
| parent | 21f18241344b658711a5668f376243884ed92e2f (diff) | |
| download | gcc-4c8cc616fa702df12354cc06b39f059f9f1c56f8.zip gcc-4c8cc616fa702df12354cc06b39f059f9f1c56f8.tar.gz gcc-4c8cc616fa702df12354cc06b39f059f9f1c56f8.tar.bz2 | |
(special_symbol, check_macro_name, collect_expansion): Don't treat "L"
in "L'...'" as identifier.
From-SVN: r13660
Diffstat (limited to 'gcc/cpplib.c')
| -rw-r--r-- | gcc/cpplib.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/gcc/cpplib.c b/gcc/cpplib.c index 7bc5c8c..0c0e663 100644 --- a/gcc/cpplib.c +++ b/gcc/cpplib.c @@ -1,6 +1,6 @@ /* CPP Library. Copyright (C) 1986, 87, 89, 92-6, 1997 Free Software Foundation, Inc. - Written by Per Bothner, 1994-95. + Contributed by Per Bothner, 1994-95. Based on CCCP program by Paul Rubin, June 1986 Adapted to ANSI C, Richard Stallman, Jan 1987 @@ -1308,7 +1308,8 @@ collect_expansion (pfile, buf, limit, nargs, arglist) Don't leave the # in the expansion. */ exp_p--; SKIP_WHITE_SPACE (p); - if (p == limit || ! is_idstart[*p]) + if (p == limit || ! is_idstart[*p] + || (*p == 'L' && p + 1 < limit && (p[1] == '\'' || p[1] == '"'))) cpp_error (pfile, "`#' operator is not followed by a macro argument name"); else @@ -1369,7 +1370,8 @@ collect_expansion (pfile, buf, limit, nargs, arglist) while (p != limit && is_idchar[*p]) p++; id_len = p - id_beg; - if (is_idstart[c]) { + if (is_idstart[c] + && ! (id_len == 1 && c == 'L' && (*p == '\'' || *p == '"'))) { register struct arglist *arg; for (arg = arglist; arg != NULL; arg = arg->next) { @@ -1667,7 +1669,8 @@ check_macro_name (pfile, symname, usage) for (p = symname; is_idchar[*p]; p++) ; sym_length = p - symname; - if (sym_length == 0) + if (sym_length == 0 + || (sym_length == 1 && *symname == 'L' && (*p == '\'' || *p == '"'))) cpp_error (pfile, "invalid %s name", usage); else if (!is_idstart[*symname]) { U_CHAR *msg; /* what pain... */ @@ -2417,6 +2420,8 @@ special_symbol (hp, pfile) if (!is_idstart[*ip->cur]) goto oops; + if (ip->cur[0] == 'L' && (ip->cur[1] == '\'' || ip->cur[1] == '"')) + goto oops; if (hp = cpp_lookup (pfile, ip->cur, -1, -1)) { #if 0 |