PR 18785

libcpp:
	* charset.c (LAST_POSSIBLY_BASIC_SOURCE_CHAR): New helper macro.
	(cpp_host_to_exec_charset): New function.
	* include/cpplib.h: Declare cpp_host_to_exec_charset.

gcc:
	* langhooks.h (struct lang_hooks): Add to_target_charset.
	* langhooks.c (lhd_to_target_charset): New function.
	* langhooks-def.h: Declare lhd_to_target_charset.
	(LANG_HOOKS_TO_TARGET_CHARSET): New macro.
	(LANG_HOOKS_INITIALIZER): Update.
	* c-common.c (c_common_to_target_charset): New function.
	* c-common.h: Declare it.
	* c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
	c_common_to_target_charset.

	* defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
	(TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
	Delete definitions.
	* system.h: Poison them.
	* doc/tm.texi: Don't discuss them.
	* builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
	* c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
	(pp_c_char): Do not attempt to generate letter escapes for
	newline, tab, etc.
	* config/arm/arm.c (output_ascii_pseudo_op): Likewise.
	* config/mips/mips.c (mips_output_ascii): Likewise.
gcc/cp:
	* cp-objcp-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
	c_common_to_target_charset.  Delete bogus comment.
gcc/testsuite:
	* gcc.dg/charset/builtin1.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@95304 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 10 insertions, 46 deletions

diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index b295ffcb8e1..acd6ae0a704 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -5135,56 +5135,20 @@ mips_output_ascii (FILE *stream, const char *string_param, size_t len,
     {
       register int c = string[i];
 
-      switch (c)
+      if (ISPRINT (c))
 	{
-	case '\"':
-	case '\\':
-	  putc ('\\', stream);
-	  putc (c, stream);
-	  cur_pos += 2;
-	  break;
-
-	case TARGET_NEWLINE:
-	  fputs ("\\n", stream);
-	  if (i+1 < len
-	      && (((c = string[i+1]) >= '\040' && c <= '~')
-		  || c == TARGET_TAB))
-	    cur_pos = 32767;		/* break right here */
-	  else
-	    cur_pos += 2;
-	  break;
-
-	case TARGET_TAB:
-	  fputs ("\\t", stream);
-	  cur_pos += 2;
-	  break;
-
-	case TARGET_FF:
-	  fputs ("\\f", stream);
-	  cur_pos += 2;
-	  break;
-
-	case TARGET_BS:
-	  fputs ("\\b", stream);
-	  cur_pos += 2;
-	  break;
-
-	case TARGET_CR:
-	  fputs ("\\r", stream);
-	  cur_pos += 2;
-	  break;
-
-	default:
-	  if (c >= ' ' && c < 0177)
+	  if (c == '\\' || c == '\"')
 	    {
-	      putc (c, stream);
+	      putc ('\\', stream);
 	      cur_pos++;
 	    }
-	  else
-	    {
-	      fprintf (stream, "\\%03o", c);
-	      cur_pos += 4;
-	    }
+	  putc (c, stream);
+	  cur_pos++;
+	}
+      else
+	{
+	  fprintf (stream, "\\%03o", c);
+	  cur_pos += 4;
 	}
 
       if (cur_pos > 72 && i+1 < len)