Hi!
I've backported this fix from the trunk to 4.8 branch and for the trunk
committed the new testcase.
2013-12-20 Jakub Jelinek <ja...@redhat.com>
PR c++/59255
Backported from mainline
2013-08-19 Dehao Chen <de...@google.com>
* value-prof.c (gimple_ic): Fix the bug of adding EH edge.
* g++.dg/tree-prof/pr59255.C: New test.
--- gcc/value-prof.c.jj 2013-03-16 08:14:33.000000000 +0100
+++ gcc/value-prof.c 2013-12-20 17:19:44.821152952 +0100
@@ -1270,8 +1270,7 @@ gimple_ic (gimple icall_stmt, struct cgr
/* Build an EH edge for the direct call if necessary. */
lp_nr = lookup_stmt_eh_lp (icall_stmt);
- if (lp_nr != 0
- && stmt_could_throw_p (dcall_stmt))
+ if (lp_nr > 0 && stmt_could_throw_p (dcall_stmt))
{
edge e_eh, e;
edge_iterator ei;
--- gcc/testsuite/g++.dg/tree-prof/pr59255.C.jj 2013-12-20 17:17:17.271928149
+0100
+++ gcc/testsuite/g++.dg/tree-prof/pr59255.C 2013-12-20 17:18:48.748446891
+0100
@@ -0,0 +1,29 @@
+// PR c++/59255
+// { dg-options "-O2 -std=c++11" }
+
+struct S
+{
+ __attribute__((noinline, noclone)) ~S () noexcept (true)
+ {
+ if (fn)
+ fn (1);
+ }
+ void (*fn) (int);
+};
+
+__attribute__((noinline, noclone)) void
+foo (int x)
+{
+ if (x != 1)
+ throw 1;
+}
+
+int
+main ()
+{
+ for (int i = 0; i < 100; i++)
+ {
+ S s;
+ s.fn = foo;
+ }
+}
Jakub
