From 4c3d876014207c013566132a93cb9d29f0c96a7b Mon Sep 17 00:00:00 2001
From: Martin Jambor <mjambor@suse.cz>
Date: Tue, 25 Jun 2019 13:05:19 +0200
Subject: [PATCH] [PR 90939] Remove outdated assert in
 ipcp_bits_lattice::meet_with

2019-06-25  Martin Jambor  <mjambor@suse.cz>

	PR ipa/90939
	* ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.

	testsuite/
	* g++.dg/lto/pr90939_[01].C: New test.

From-SVN: r272646
---
 gcc/ChangeLog                        |  5 +++
 gcc/ipa-cp.c                         |  1 -
 gcc/testsuite/ChangeLog              |  5 +++
 gcc/testsuite/g++.dg/lto/pr90939_0.C | 64 ++++++++++++++++++++++++++++
 gcc/testsuite/g++.dg/lto/pr90939_1.C | 45 +++++++++++++++++++
 5 files changed, 119 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/g++.dg/lto/pr90939_0.C
 create mode 100644 gcc/testsuite/g++.dg/lto/pr90939_1.C

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9814b5b85f8..fee1f55c7ae 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2019-06-25  Martin Jambor  <mjambor@suse.cz>
+
+	PR ipa/90939
+	* ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
+
 2019-06-25  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/90930
diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c
index d3a88756a91..69c00a9c5a5 100644
--- a/gcc/ipa-cp.c
+++ b/gcc/ipa-cp.c
@@ -1085,7 +1085,6 @@ ipcp_bits_lattice::meet_with (ipcp_bits_lattice& other, unsigned precision,
   if (TREE_CODE_CLASS (code) == tcc_binary)
     {
       tree type = TREE_TYPE (operand);
-      gcc_assert (INTEGRAL_TYPE_P (type));
       widest_int o_value, o_mask;
       get_value_and_mask (operand, &o_value, &o_mask);
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b147b6766ee..ca27bc3bffd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-06-25  Martin Jambor  <mjambor@suse.cz>
+
+	PR ipa/90939
+	* g++.dg/lto/pr90939_[01].C: New test.
+
 2019-06-25  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/90930
diff --git a/gcc/testsuite/g++.dg/lto/pr90939_0.C b/gcc/testsuite/g++.dg/lto/pr90939_0.C
new file mode 100644
index 00000000000..8987c348015
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr90939_0.C
@@ -0,0 +1,64 @@
+// PR ipa/90939
+// { dg-lto-do link }
+// { dg-lto-options { { -flto -O3 } } }
+
+
+typedef char uint8_t;
+template <class T> class A {
+public:
+  A(T *);
+};
+template <typename Derived, typename Base> const Derived &To(Base &p1) {
+  return static_cast<const Derived &>(p1);
+}
+class H;
+template <typename, typename Base> const H *To(Base *p1) {
+  return p1 ? &To<H>(*p1) : nullptr;
+}
+enum TextDirection : uint8_t;
+enum WritingMode : unsigned;
+class B {
+public:
+  WritingMode m_fn1();
+};
+class C {
+public:
+  int &m_fn2();
+};
+class D { double d;};
+class H : public D {};
+class F {
+public:
+  F(C, A<const int>, B *, WritingMode, TextDirection);
+};
+
+class G {
+public:
+  C NGLayoutAlgorithm_node;
+  B NGLayoutAlgorithm_space;
+  TextDirection NGLayoutAlgorithm_direction;
+  H NGLayoutAlgorithm_break_token;
+  G(A<const int> p1) __attribute__((noinline))
+    : break_token_(&NGLayoutAlgorithm_break_token),
+        container_builder_(NGLayoutAlgorithm_node, p1, &NGLayoutAlgorithm_space,
+                           NGLayoutAlgorithm_space.m_fn1(),
+                           NGLayoutAlgorithm_direction) {}
+  G(C p1, const H *) : G(&p1.m_fn2()) {}
+  A<H> break_token_;
+  F container_builder_;
+};
+
+class I : G {
+public:
+  I(const D *) __attribute__((noinline));
+};
+C a;
+I::I(const D *p1) : G(a, To<H>(p1)) {}
+
+D gd[10];
+
+int main (int argc, char *argv[])
+{
+  I i(&(gd[argc%2]));
+  return 0;
+}
diff --git a/gcc/testsuite/g++.dg/lto/pr90939_1.C b/gcc/testsuite/g++.dg/lto/pr90939_1.C
new file mode 100644
index 00000000000..9add89494d7
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr90939_1.C
@@ -0,0 +1,45 @@
+typedef char uint8_t;
+template <class T> class A {
+public:
+  A(T *);
+};
+
+enum TextDirection : uint8_t;
+enum WritingMode : unsigned;
+class B {
+public:
+  WritingMode m_fn1();
+};
+class C {
+public:
+  int &m_fn2();
+};
+
+class F {
+public:
+  F(C, A<const int>, B *, WritingMode, TextDirection);
+};
+class D { double d;};
+class H : public D {};
+
+
+
+template <class T> A<T>::A(T*) {}
+
+template class A<H>;
+template class A<int const>;
+
+WritingMode __attribute__((noipa))
+B::m_fn1()
+{
+  return (WritingMode) 0;
+}
+
+int gi;
+int & __attribute__((noipa))
+C::m_fn2 ()
+{
+  return gi;
+}
+
+__attribute__((noipa)) F::F(C, A<const int>, B *, WritingMode, TextDirection) {}
-- 
2.30.2