* invoke.texi (-fmessage-length=n): Document.

	* decl2.c (lang_decode_option): Don't set default message length
	here.
	* lex.c (lang_init_options): Set it here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32040 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b0e93cd..79503b7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-02-17  Mark Mitchell  <mark@codesourcery.com>
+
+       * invoke.texi (-fmessage-length=n): Document.
+
 2000-02-17  Jason Merrill  <jason@casey.cygnus.com>
 
        * bitmap.c (bitmap_operation): Don't leak bitmap elements.

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 537630f..c4869a1 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2000-02-17  Mark Mitchell  <mark@codesourcery.com>
+
+       * decl2.c (lang_decode_option): Don't set default message length
+       here.
+       * lex.c (lang_init_options): Set it here.
+
 2000-02-16  Mark Mitchell  <mark@codesourcery.com>
 
        Make DECL_CONTEXT mean the class in which a member function was

diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 245ec1f..ff973e8 100644 (file)
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -570,9 +570,6 @@ lang_decode_option (argc, argv)
   strings_processed = 0;
 #endif /* ! USE_CPPLIB */
 
-  /* Enable automatic line wrapping by default */
-  set_message_length (72);
-
   if (!strcmp (p, "-ftraditional") || !strcmp (p, "-traditional"))
     /* ignore */;
   else if (p[0] == '-' && p[1] == 'f')
@@ -636,9 +633,9 @@ lang_decode_option (argc, argv)
        name_mangling_version 
          = read_integral_parameter (p + 22, p - 2, name_mangling_version);
       else if (!strncmp (p, "message-length=", 15))
-          set_message_length
-              (read_integral_parameter (p + 15, p -2,
-                                        /* default line-wrap length */ 72));
+       set_message_length
+         (read_integral_parameter (p + 15, p - 2,
+                                   /* default line-wrap length */ 72));
       else if (!strncmp (p, "dump-translation-unit-", 22))
        {
          if (p[22] == '\0')

diff --git a/gcc/invoke.texi b/gcc/invoke.texi
index f3a483c..ddd925a 100644 (file)
--- a/gcc/invoke.texi
+++ b/gcc/invoke.texi
@@ -1130,6 +1130,12 @@ This flag is not useful when compiling with -fvtable-thunks.
 Like all options that change the ABI, all C++ code, @emph{including
 libgcc} must be built with the same setting of this option.
 
+@item -fmessage-length=@var{n}
+Try to format error messages so that they fit on lines of about @var{n}
+characters.  The deafult is 72 characters.  If @var{n} is zero, then to
+line-wrapping will be done; each error message will appear on a single
+line.
+
 @item -fno-implicit-templates
 Never emit code for non-inline templates which are instantiated
 implicitly (i.e. by use); only emit code for explicit instantiations.