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authorDodji Seketeli <dodji@redhat.com>2009-05-06 20:41:52 +0000
committerDodji Seketeli <dodji@gcc.gnu.org>2009-05-06 22:41:52 +0200
commitc7cb9f42a8842aba5a14138afb9f4e67067c28fa (patch)
treee650d9b6287e389886337e558d3e9b5cde8fa8a5 /gcc/cp
parentab3426a77573180fe4c36d10a5532f1d45e2102f (diff)
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re PR c++/17395 (Incorrect lookup for parameters)
2009-05-06 Dodji Seketeli <dodji@redhat.com> gcc/cp/ChangeLog: PR c++/17395 * pt.c (tsubst_copy) <case PARM_DECL>: We don't want to tsubst the whole list of PARM_DECLs, just the current one. gcc/testsuite/ChangeLog: PR c++/17395 * g++.dg/template/call7.C: New test. From-SVN: r147201
Diffstat (limited to 'gcc/cp')
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/pt.c6
2 files changed, 11 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index a4e1725..ca9c05a 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2009-05-06 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/17395
+ * pt.c (tsubst_copy) <case PARM_DECL>: We don't want to tsubst the
+ whole list of PARM_DECLs, just the current one.
+
2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
* cp-tree.h:
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index adea7eb..e100d6b 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -10020,11 +10020,15 @@ tsubst_copy (tree t, tree args, tsubst_flags_t complain, tree in_decl)
if (r == NULL)
{
+ tree c;
/* This can happen for a parameter name used later in a function
declaration (such as in a late-specified return type). Just
make a dummy decl, since it's only used for its type. */
gcc_assert (skip_evaluation);
- r = tsubst_decl (t, args, complain);
+ /* We copy T because want to tsubst the PARM_DECL only,
+ not the following PARM_DECLs that are chained to T. */
+ c = copy_node (t);
+ r = tsubst_decl (c, args, complain);
/* Give it the template pattern as its context; its true context
hasn't been instantiated yet and this is good enough for
mangling. */