Add test for [PR55881].

	PR c++/55881

gcc/testsuite/ChangeLog:

	* g++.dg/warn/uninit-pr55881.C: New test.

diff --git a/gcc/testsuite/g++.dg/warn/uninit-pr55881.C b/gcc/testsuite/g++.dg/warn/uninit-pr55881.C
new file mode 100644 (file)
index 0000000..b01f4e7
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/uninit-pr55881.C
@@ -0,0 +1,34 @@
+/* PR middle-end/55881 - #pragma GCC diagnostic ignored ignored when inlining
+   { dg-do compile }
+   { dg-options "-O2 -Wall" } */
+
+struct I
+{
+  int i;
+  int foo (struct I *n)
+  {
+    return n->i + 10;         // { dg-bogus "-Wmaybe-uninitialized" }
+  }
+
+  I () : i (5) {}
+};
+
+int main (int argc, char **)
+{
+  struct I i, *n;
+
+  if (argc > 10)
+    {
+      n = new I;
+      i.i = i.foo (n);
+  }
+
+  if (argc > 2)
+    {
+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+      return i.foo (n);
+#pragma GCC diagnostic pop
+    }
+
+  return 0;
+}