sanititer.def (BUILT_IN_TSAN_VPTR_UPDATE): Fixed parameters.

2015-01-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * sanititer.def (BUILT_IN_TSAN_VPTR_UPDATE): Fixed parameters.
        * tsan.c (instrument_expr): Fixed parameters of __tsan_vptr_update.

gcc/testsuite/ChangeLog
2015-01-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * g++.dg/tsan/vptr_benign_race.C: New testcase.
        * g++.dg/tsan/vptr_harmful_race.C: New testcase.

From-SVN: r219761

1 files changed, 1 insertions, 1 deletions

diff --git a/gcc/tsan.c b/gcc/tsan.c
index 7c17262..ae89d5f 100644
--- a/gcc/tsan.c
+++ b/gcc/tsan.c
@@ -249,7 +249,7 @@ instrument_expr (gimple_stmt_iterator gsi, tree expr, bool is_write)
   else
     {
       builtin_decl = builtin_decl_implicit (BUILT_IN_TSAN_VPTR_UPDATE);
-      g = gimple_build_call (builtin_decl, 1, expr_ptr);
+      g = gimple_build_call (builtin_decl, 2, expr_ptr, unshare_expr (rhs));
     }
   gimple_set_location (g, loc);
   gimple_seq_add_stmt_without_update (&seq, g);