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-rw-r--r--libcpp/ChangeLog9
-rw-r--r--libcpp/errors.c3
-rw-r--r--libcpp/line-map.c11
3 files changed, 21 insertions, 2 deletions
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index 385b965..a5cef17 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,12 @@
+2016-02-08 David Malcolm <dmalcolm@redhat.com>
+
+ PR preprocessor/69664
+ * errors.c (cpp_diagnostic_with_line): Only call
+ rich_location::override_column if the column is non-zero.
+ * line-map.c (rich_location::override_column): Update columns
+ within m_ranges[0]. Add assertions to verify that doing so is
+ sane.
+
2016-02-05 Jakub Jelinek <jakub@redhat.com>
PR c++/69628
diff --git a/libcpp/errors.c b/libcpp/errors.c
index d92b386..9847378 100644
--- a/libcpp/errors.c
+++ b/libcpp/errors.c
@@ -141,7 +141,8 @@ cpp_diagnostic_with_line (cpp_reader * pfile, int level, int reason,
if (!pfile->cb.error)
abort ();
rich_location richloc (pfile->line_table, src_loc);
- richloc.override_column (column);
+ if (column)
+ richloc.override_column (column);
ret = pfile->cb.error (pfile, level, reason, &richloc, _(msgid), ap);
return ret;
diff --git a/libcpp/line-map.c b/libcpp/line-map.c
index fcf0259..e9175df 100644
--- a/libcpp/line-map.c
+++ b/libcpp/line-map.c
@@ -2036,13 +2036,22 @@ rich_location::lazily_expand_location ()
return m_expanded_location;
}
-/* Set the column of the primary location. */
+/* Set the column of the primary location. This can only be called for
+ rich_location instances for which the primary location has
+ caret==start==finish. */
void
rich_location::override_column (int column)
{
lazily_expand_location ();
+ gcc_assert (m_ranges[0].m_show_caret_p);
+ gcc_assert (m_ranges[0].m_caret.column == m_expanded_location.column);
+ gcc_assert (m_ranges[0].m_start.column == m_expanded_location.column);
+ gcc_assert (m_ranges[0].m_finish.column == m_expanded_location.column);
m_expanded_location.column = column;
+ m_ranges[0].m_caret.column = column;
+ m_ranges[0].m_start.column = column;
+ m_ranges[0].m_finish.column = column;
}
/* Add the given range. */