diff options
Diffstat (limited to 'gcc/cpplib.c')
| -rw-r--r-- | gcc/cpplib.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/gcc/cpplib.c b/gcc/cpplib.c index 1c0b6c50ff3..aa343f51d04 100644 --- a/gcc/cpplib.c +++ b/gcc/cpplib.c @@ -2054,7 +2054,8 @@ special_symbol (hp, pfile) HASHNODE *hp; cpp_reader *pfile; { - char *buf; + const char *buf; + char *wbuf; int len; int true_indepth; cpp_buffer *ip = NULL; @@ -2108,13 +2109,15 @@ special_symbol (hp, pfile) if (ip->fname != NULL) true_indepth++; - buf = (char *) alloca (8); /* Eight bytes ought to be more than enough */ - sprintf (buf, "%d", true_indepth - 1); + wbuf = (char *) alloca (8); /* Eight bytes ought to be more than enough*/ + sprintf (wbuf, "%d", true_indepth - 1); + buf = wbuf; break; case T_VERSION: - buf = (char *) alloca (3 + strlen (version_string)); - sprintf (buf, "\"%s\"", version_string); + wbuf = (char *) alloca (3 + strlen (version_string)); + sprintf (wbuf, "\"%s\"", version_string); + buf = wbuf; break; #ifndef NO_BUILTIN_SIZE_TYPE @@ -2142,19 +2145,20 @@ special_symbol (hp, pfile) break; case T_CONST: - buf = (char *) alloca (4 * sizeof (int)); - sprintf (buf, "%d", hp->value.ival); + wbuf = (char *) alloca (4 * sizeof (int)); + sprintf (wbuf, "%d", hp->value.ival); #ifdef STDC_0_IN_SYSTEM_HEADERS if (ip->system_header_p && hp->length == 8 && bcmp (hp->name, "__STDC__", 8) == 0 && ! cpp_lookup (pfile, (U_CHAR *) "__STRICT_ANSI__", -1, -1)) - strcpy (buf, "0"); + strcpy (wbuf, "0"); #endif #if 0 if (pcp_inside_if && pcp_outfile) /* Output a precondition for this macro use */ fprintf (pcp_outfile, "#define %s %d\n", hp->name, hp->value.ival); #endif + buf = wbuf; break; case T_SPECLINE: @@ -2163,21 +2167,23 @@ special_symbol (hp, pfile) long col = ip->colno; adjust_position (CPP_LINE_BASE (ip), ip->cur, &line, &col); - buf = (char *) alloca (10); - sprintf (buf, "%ld", line); + wbuf = (char *) alloca (10); + sprintf (wbuf, "%ld", line); + buf = wbuf; } break; case T_DATE: case T_TIME: - buf = (char *) alloca (20); + wbuf = (char *) alloca (20); timebuf = timestamp (pfile); if (hp->type == T_DATE) - sprintf (buf, "\"%s %2d %4d\"", monthnames[timebuf->tm_mon], + sprintf (wbuf, "\"%s %2d %4d\"", monthnames[timebuf->tm_mon], timebuf->tm_mday, timebuf->tm_year + 1900); else - sprintf (buf, "\"%02d:%02d:%02d\"", timebuf->tm_hour, timebuf->tm_min, + sprintf (wbuf, "\"%02d:%02d:%02d\"", timebuf->tm_hour, timebuf->tm_min, timebuf->tm_sec); + buf = wbuf; break; case T_SPEC_DEFINED: |
