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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2010-06-28 20:12:31 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2010-06-28 20:12:31 +0000
commitdb2273f6245e672110364f8a9bbd989418e8c932 (patch)
treec00bf543a7eedf3f42f7af7797029b41da913d09 /gcc/cp
parente9389957ad71366e7db47450a43ed0d85ffcc610 (diff)
downloadgcc-db2273f6245e672110364f8a9bbd989418e8c932.tar.gz
PR c++/44682
* class.c (build_base_path): If want_pointer, call mark_rvalue_use on expr. * g++.dg/warn/Wunused-var-14.C: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@161511 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cp')
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/class.c2
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 3b5f1bd82de..a7df7b8b1c6 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2010-06-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/44682
+ * class.c (build_base_path): If want_pointer, call mark_rvalue_use
+ on expr.
+
2010-06-28 Steven Bosscher <steven@gcc.gnu.org>
* init.c: Do not include except.h.
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index f945923ddc4..51f749f61b0 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -283,6 +283,8 @@ build_base_path (enum tree_code code,
if (!want_pointer)
/* This must happen before the call to save_expr. */
expr = cp_build_unary_op (ADDR_EXPR, expr, 0, tf_warning_or_error);
+ else
+ mark_rvalue_use (expr);
offset = BINFO_OFFSET (binfo);
fixed_type_p = resolves_to_fixed_type_p (expr, &nonnull);