gcc/gcc41-pr30558.patch
Jakub Jelinek ed083d28ab 4.1.2-11
2007-04-25 09:44:58 +00:00

66 lines
1.4 KiB
Diff

2007-04-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/30558
* tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
clear this_state.prev_try.
* g++.dg/gomp/pr30558.C: New test.
--- gcc/tree-eh.c.jj 2007-03-12 17:18:17.000000000 +0100
+++ gcc/tree-eh.c 2007-04-24 17:32:16.000000000 +0200
@@ -1497,6 +1497,10 @@ lower_eh_filter (struct leh_state *state
EH_FILTER_TYPES (inner));
this_state = *state;
this_state.cur_region = this_region;
+ /* For must not throw regions any cleanup regions inside it
+ can't reach outer catch regions. */
+ if (EH_FILTER_MUST_NOT_THROW (inner))
+ this_state.prev_try = NULL;
lower_eh_constructs_1 (&this_state, &TREE_OPERAND (*tp, 0));
--- gcc/testsuite/g++.dg/gomp/pr30558.C.jj 2007-04-24 17:41:47.000000000 +0200
+++ gcc/testsuite/g++.dg/gomp/pr30558.C 2007-04-24 17:42:24.000000000 +0200
@@ -0,0 +1,41 @@
+// PR tree-optimization/30558
+// { dg-do compile }
+// { dg-options "-fopenmp" }
+
+template <typename T> struct F
+{
+ ~F ();
+ F (T);
+ const T &operator[] (unsigned i) const;
+};
+
+template <typename T> F<T> foo (const F<T> &x)
+{
+ return F<T> (x[1]);
+}
+
+struct G
+{
+ G () { bar (2); }
+ F<int> &operator () (F<int> x);
+ void bar (int);
+};
+
+int
+main ()
+{
+ try
+ {
+ G g;
+#pragma omp parallel for
+ for (int i = 0; i < 10; ++i)
+ {
+ F<int> j (i);
+ F<int> f = g (j);
+ F<int> h = foo (f);
+ }
+ }
+ catch (int &e)
+ {
+ }
+}