This commit was manufactured by cvs2svn to create branch

'gcc-3_4-branch'.

From-SVN: r102223

diff --git a/gcc/testsuite/g++.dg/opt/pr22167.C b/gcc/testsuite/g++.dg/opt/pr22167.C
new file mode 100644 (file)
index 0000000..07af744
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/pr22167.C
@@ -0,0 +1,32 @@
+// Derived from PR22167, which failed on some RISC targets.  The call to
+// foo() has two successors, one normal and one exceptional, and both
+// successors use &a[0] and x.  Expressions involving &a[0] can be hoisted
+// before the call but those involving x cannot.
+// { dg-options "-Os" }
+// { dg-do run }
+
+int a[4];
+
+struct S {
+  S() : x (0) {}
+  ~S() { a[0] = x; }
+  int x;
+};
+
+void
+foo (int *x)
+{
+  if (*x == 1)
+    throw 1;
+  *x = 1;
+}
+
+int
+main()
+{
+  S s;
+  foo (&s.x);
+  if (a[0] == s.x)
+    a[0]++;
+  return a[0];
+}