diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c-parse.in | 17 |
2 files changed, 19 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 10c5acf..36f246c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-parse.in (string): For -Wtraditional, warn about string + concatenation only once per line. + Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp> * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES diff --git a/gcc/c-parse.in b/gcc/c-parse.in index 87dfceb..b516ddf 100644 --- a/gcc/c-parse.in +++ b/gcc/c-parse.in @@ -733,10 +733,21 @@ end ifobjc string: STRING | string STRING - { $$ = chainon ($1, $2); + { +ifc + static int last_lineno = 0; + static const char *last_input_filename = 0; +end ifc + $$ = chainon ($1, $2); ifc - if (warn_traditional && !in_system_header) - warning ("Use of ANSI string concatenation"); + if (warn_traditional && !in_system_header + && (lineno != last_lineno || !last_input_filename || + strcmp (last_input_filename, input_filename))) + { + warning ("traditional C rejects string concatenation"); + last_lineno = lineno; + last_input_filename = input_filename; + } end ifc } ; |