re PR c++/70639 (internal compiler error: in guard_tinfo_to_string, at…

re PR c++/70639 (internal compiler error: in guard_tinfo_to_string, at c-family/c-indentation.c:560)

	PR c++/70639
	* c-indentation.c (should_warn_for_misleading_indentation): Bail out
	for switch statements, too.

	* c-c++-common/Wmisleading-indentation-4.c: New test.

From-SVN: r234952

gcc/c-family/ChangeLog

+2016-04-13  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/70639
+	* c-indentation.c (should_warn_for_misleading_indentation): Bail out
+	for switch statements, too.
+
 2016-03-28  Jason Merrill  <jason@redhat.com>
 
 	* c-cppbuiltin.c (c_cpp_builtins): Update __cpp_range_based_for.

gcc/c-family/c-indentation.c

@@ -239,10 +239,11 @@ should_warn_for_misleading_indentation (const token_indent_info &guard_tinfo,
   if (line_table->seen_line_directive)
     return false;
 
-  /* We can't usefully warn about do-while statements since the bodies of these
-     statements are always explicitly delimited at both ends, so control flow is
-     quite obvious.  */
-  if (guard_tinfo.keyword == RID_DO)
+  /* We can't usefully warn about do-while and switch statements since the
+     bodies of these statements are always explicitly delimited at both ends,
+     so control flow is quite obvious.  */
+  if (guard_tinfo.keyword == RID_DO
+      || guard_tinfo.keyword == RID_SWITCH)
     return false;
 
   /* If the token following the body is a close brace or an "else"

gcc/testsuite/ChangeLog

 2016-04-13  Marek Polacek  <polacek@redhat.com>
 
+	PR c++/70639
+	* c-c++-common/Wmisleading-indentation-4.c: New test.
+
+2016-04-13  Marek Polacek  <polacek@redhat.com>
+
 	PR c/70436
 	* testsuite/gcc.dg/Wparentheses-12.c: New test.
 	* testsuite/gcc.dg/Wparentheses-13.c: New test.

gcc/testsuite/c-c++-common/Wmisleading-indentation-4.c

+/* PR c++/70639 */
+/* { dg-do compile } */
+/* { dg-options "-Wmisleading-indentation" } */
+
+void bar (int);
+void
+foo (int x)
+{
+  switch (x);
+	bar (x);
+}