[committed] pr91173 testcase

Message ID 082fbb87-19f2-90e7-85ea-e8942d9b0074@redhat.com
State New
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Series
  • [committed] pr91173 testcase
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Commit Message

Jeff Law July 16, 2019, 2:59 p.m.
Opps, forgot the testcase...

Jeff
commit 6a8750b4ecafeac5411075730e9f8fa7a1e8238a
Author: law <law@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Tue Jul 16 14:57:51 2019 +0000

            PR rtl-optimization/91173
            * g++.dg/pr91173.C: New test.
    
    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@273531 138bc75d-0d04-0410-961f-82ee72b054a4

Patch

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fc0b1298148..23d8c776321 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@ 
+2019-07-16  Jeff Law  <law@redhat.com>
+
+	PR rtl-optimization/91173
+	* g++.dg/pr91173.C: New test.
+
 2019-07-16  Wilco Dijkstra  <wdijkstr@arm.com>
 
 	PR target/89190
diff --git a/gcc/testsuite/g++.dg/pr91173.C b/gcc/testsuite/g++.dg/pr91173.C
new file mode 100644
index 00000000000..b8fb41ba0cd
--- /dev/null
+++ b/gcc/testsuite/g++.dg/pr91173.C
@@ -0,0 +1,45 @@ 
+class a {
+  int b;
+  void *c;
+
+public:
+  bool aa();
+  int &ab() {
+    if (aa()) {
+      void *d(c);
+      return static_cast<int *>(d)[b];
+    }
+    return *(int *)0;
+  }
+};
+typedef enum {E} e;
+class f : public a {
+  int g;
+
+public:
+  int ac() {
+    if (g)
+      return 1;
+    return ac();
+  }
+};
+int *ad;
+struct h {
+  static int ae(e, int *m) {
+    f ag;
+    int *ah;
+    while (!0) {
+      ad = &ag.ab();
+      ah = ad + ag.ac();
+      while (ad < ah)
+        *m = *ad++;
+    }
+  }
+};
+template <class, class>
+void i(int *, int *, int, int *, e n, int *o) {
+  h::ae(n, o);
+}
+int aq, ar, as, at, au;
+void aw() { i<int, bool>(&aq, &ar, as, &at, (e)0, &au); }
+