From b7e7febd40507014efb4cdfa07660dfeea9df485 Mon Sep 17 00:00:00 2001
From: David Malcolm <dmalcolm@redhat.com>
Date: Wed, 28 Oct 2015 11:42:58 -0400
Subject: [PATCH 08/48] diagnostic-show-locus.c changes: Deletions

gcc/ChangeLog:
	* diagnostic-show-locus.c (adjust_line): Delete.
	(diagnostic_print_caret_line): Delete.
---
 gcc/diagnostic-show-locus.c | 102 --------------------------------------------
 1 file changed, 102 deletions(-)

diff --git a/gcc/diagnostic-show-locus.c b/gcc/diagnostic-show-locus.c
index 147a2b8..fdf73de 100644
--- a/gcc/diagnostic-show-locus.c
+++ b/gcc/diagnostic-show-locus.c
@@ -36,30 +36,6 @@ along with GCC; see the file COPYING3.  If not see
 # include <sys/ioctl.h>
 #endif
 
-/* If LINE is longer than MAX_WIDTH, and COLUMN is not smaller than
-   MAX_WIDTH by some margin, then adjust the start of the line such
-   that the COLUMN is smaller than MAX_WIDTH minus the margin.  The
-   margin is either CARET_LINE_MARGIN characters or the difference
-   between the column and the length of the line, whatever is smaller.
-   The length of LINE is given by LINE_WIDTH.  */
-static const char *
-adjust_line (const char *line, int line_width,
-	     int max_width, int *column_p)
-{
-  int right_margin = CARET_LINE_MARGIN;
-  int column = *column_p;
-
-  gcc_checking_assert (line_width >= column);
-  right_margin = MIN (line_width - column, right_margin);
-  right_margin = max_width - right_margin;
-  if (line_width >= max_width && column > right_margin)
-    {
-      line += column - right_margin;
-      *column_p = right_margin;
-    }
-  return line;
-}
-
 /* Print the physical source line corresponding to the location of
    this diagnostic, and a caret indicating the precise column.  This
    function only prints two caret characters if the two locations
@@ -86,81 +62,3 @@ diagnostic_show_locus (diagnostic_context * context,
 			       context->caret_chars[0],
 			       context->caret_chars[1]);
 }
-
-/* Print (part) of the source line given by xloc1 with caret1 pointing
-   at the column.  If xloc2.column != 0 and it fits within the same
-   line as xloc1 according to diagnostic_same_line (), then caret2 is
-   printed at xloc2.colum.  Otherwise, the caller has to set up things
-   to print a second caret line for xloc2.  */
-void
-diagnostic_print_caret_line (diagnostic_context * context,
-			     expanded_location xloc1,
-			     expanded_location xloc2,
-			     char caret1, char caret2)
-{
-  if (!diagnostic_same_line (context, xloc1, xloc2))
-    /* This will mean ignore xloc2.  */
-    xloc2.column = 0;
-  else if (xloc1.column == xloc2.column)
-    xloc2.column++;
-
-  int cmax = MAX (xloc1.column, xloc2.column);
-  int line_width;
-  const char *line = location_get_source_line (xloc1.file, xloc1.line,
-					       &line_width);
-  if (line == NULL || cmax > line_width)
-    return;
-
-  /* Center the interesting part of the source line to fit in
-     max_width, and adjust all columns accordingly.  */
-  int max_width = context->caret_max_width;
-  int offset = (int) cmax;
-  line = adjust_line (line, line_width, max_width, &offset);
-  offset -= cmax;
-  cmax += offset;
-  xloc1.column += offset;
-  if (xloc2.column)
-    xloc2.column += offset;
-
-  /* Print the source line.  */
-  pp_newline (context->printer);
-  const char *saved_prefix = pp_get_prefix (context->printer);
-  pp_set_prefix (context->printer, NULL);
-  pp_space (context->printer);
-  while (max_width > 0 && line_width > 0)
-    {
-      char c = *line == '\t' ? ' ' : *line;
-      if (c == '\0')
-	c = ' ';
-      pp_character (context->printer, c);
-      max_width--;
-      line_width--;
-      line++;
-    }
-  pp_newline (context->printer);
-
-  /* Print the caret under the line.  */
-  const char *caret_cs, *caret_ce;
-  caret_cs = colorize_start (pp_show_color (context->printer), "caret");
-  caret_ce = colorize_stop (pp_show_color (context->printer));
-  int cmin = xloc2.column
-    ? MIN (xloc1.column, xloc2.column) : xloc1.column;
-  int caret_min = cmin == xloc1.column ? caret1 : caret2;
-  int caret_max = cmin == xloc1.column ? caret2 : caret1;
-
-  /* cmin is >= 1, but we indent with an extra space at the start like
-     we did above.  */
-  int i;
-  for (i = 0; i < cmin; i++)
-    pp_space (context->printer);
-  pp_printf (context->printer, "%s%c%s", caret_cs, caret_min, caret_ce);
-
-  if (xloc2.column)
-    {
-      for (i++; i < cmax; i++)
-	pp_space (context->printer);
-      pp_printf (context->printer, "%s%c%s", caret_cs, caret_max, caret_ce);
-    }
-  pp_set_prefix (context->printer, saved_prefix);
-  pp_needs_newline (context->printer) = true;
-}
-- 
1.8.5.3

