re PR c++/19149 (seg fault on invalid code)

	PR c++/19149
	* decl.c (check_tag_decl): Robustify.

	PR c++/19149
	* g++.dg/parse/error23.C: New test.

From-SVN: r92648

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index cf9a42c9f8a8254bdf11a43708f390eb5e675d53..a62a61e565c67a4ef095c1d323edf4f0df6b507e 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2004-12-27  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/19149
+       * decl.c (check_tag_decl): Robustify.
+
 2004-12-23  Mark Mitchell  <mark@codesourcery.com>
 
        PR c++/17595

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index be1adddb862237cd941e2385726d1d78e1be823c..991996bc3f56f8d3b5c9ffa242b1df7ed337c591 100644 (file)
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -3514,7 +3514,8 @@ check_tag_decl (cp_decl_specifier_seq *declspecs)
       return NULL_TREE;
     }
 
-  if (TYPE_P (declspecs->type)
+  if (declspecs->type
+      && TYPE_P (declspecs->type)
       && ((TREE_CODE (declspecs->type) != TYPENAME_TYPE
           && IS_AGGR_TYPE (declspecs->type))
          || TREE_CODE (declspecs->type) == ENUMERAL_TYPE))

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ff084064e7fa40f9f7bd5407f2c600b3d0a4f13d..1b81b8384d385e851407b6d0d3eaee84434bb5cf 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2004-12-27  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/19149
+       * g++.dg/parse/error23.C: New test.
+
 2004-12-27  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
 
        * gfortran.dg/g77/f90-intrinsic-bit.f: New.

diff --git a/gcc/testsuite/g++.dg/parse/error23.C b/gcc/testsuite/g++.dg/parse/error23.C
new file mode 100644 (file)
index 0000000..7d6fda2
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/error23.C
@@ -0,0 +1,7 @@
+// PR c++/19149
+
+struct QChar {
+  QChar( char c );
+  QChar( const QChar& c );
+  static const ; // { dg-error "" }
+};