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c++/3394 patch: attribute between class and name of derived classes
- To: gcc-patches at gcc dot gnu dot org
- Subject: c++/3394 patch: attribute between class and name of derived classes
- From: Mumit Khan <khan at NanoTech dot Wisc dot EDU>
- Date: Sun, 24 Jun 2001 23:11:39 -0500 (CDT)
Testcase in gnats, and so is this patch.
2001-06-24 Mumit Khan <khan@nanotech.wisc.edu>
* decl.c (xref_basetypes): Handle attributes between 'class' and
name.
Index: gcc/cp/decl.c
===================================================================
RCS file: /homes/khan/src/win32/cygwin/CVSROOT/gcc-3.0/gcc/cp/decl.c,v
retrieving revision 1.2
diff -u -3 -p -r1.2 decl.c
--- gcc/cp/decl.c 2001/06/21 04:44:06 1.2
+++ gcc/cp/decl.c 2001/06/22 15:15:12
@@ -12765,6 +12765,14 @@ xref_basetypes (code_type_node, name, re
tree base;
int i, len;
+
+ /* If we are called from the parser, code_type_node will sometimes be a
+ TREE_LIST. This indicates that the user wrote
+ "class __attribute__ ((foo)) bar". Extract the attributes so that
+ tree_low_cst doesn't crash. */
+ if (TREE_CODE (code_type_node) == TREE_LIST)
+ code_type_node = TREE_VALUE (code_type_node);
+
enum tag_types tag_code = (enum tag_types) tree_low_cst (code_type_node, 1);
if (tag_code == union_type)