[gcc(refs/users/pheeck/heads/sccp)] analyzer: fix ICE on 'bind' that returns a struct [PR107788]

[gcc(refs/users/pheeck/heads/sccp)] analyzer: fix ICE on 'bind' that returns a struct [PR107788]

[Filip Kastl]

https://gcc.gnu.org/g:0306d532ad2f572ed6c4533a286afa67b51a89e9

commit 0306d532ad2f572ed6c4533a286afa67b51a89e9
Author: David Malcolm <dmalcolm@redhat.com>
Date:   Mon Nov 21 19:08:18 2022 -0500

    analyzer: fix ICE on 'bind' that returns a struct [PR107788]
    
    gcc/analyzer/ChangeLog:
            PR analyzer/107788
            * region-model.cc (region_model::update_for_int_cst_return):
            Require that the return type be an integer type.
            (region_model::update_for_nonzero_return): Likewise.
    
    gcc/testsuite/ChangeLog:
            PR analyzer/107788
            * g++.dg/analyzer/fd-bind-pr107783.C: New test.
    
    Signed-off-by: David Malcolm <dmalcolm@redhat.com>

Diff:
---
 gcc/analyzer/region-model.cc                     |  4 ++++
 gcc/testsuite/g++.dg/analyzer/fd-bind-pr107783.C | 11 +++++++++++
 2 files changed, 15 insertions(+)

diff --git a/gcc/analyzer/region-model.cc b/gcc/analyzer/region-model.cc
index 1d5b09a6805..e71fd41f62d 100644
--- a/gcc/analyzer/region-model.cc
+++ b/gcc/analyzer/region-model.cc
@@ -1930,6 +1930,8 @@ region_model::update_for_int_cst_return (const call_details &cd,
 {
   if (!cd.get_lhs_type ())
     return;
+  if (TREE_CODE (cd.get_lhs_type ()) != INTEGER_TYPE)
+    return;
   const svalue *result
     = m_mgr->get_or_create_int_cst (cd.get_lhs_type (), retval);
   if (unmergeable)
@@ -1955,6 +1957,8 @@ region_model::update_for_nonzero_return (const call_details &cd)
 {
   if (!cd.get_lhs_type ())
     return;
+  if (TREE_CODE (cd.get_lhs_type ()) != INTEGER_TYPE)
+    return;
   const svalue *zero
     = m_mgr->get_or_create_int_cst (cd.get_lhs_type (), 0);
   const svalue *result
diff --git a/gcc/testsuite/g++.dg/analyzer/fd-bind-pr107783.C b/gcc/testsuite/g++.dg/analyzer/fd-bind-pr107783.C
new file mode 100644
index 00000000000..eb5e23c82cf
--- /dev/null
+++ b/gcc/testsuite/g++.dg/analyzer/fd-bind-pr107783.C
@@ -0,0 +1,11 @@
+// { dg-do compile { target c++11 } }
+
+struct minus {
+} _1;
+int _2;
+struct _Bind {
+  _Bind(_Bind &);
+};
+template <typename _Func, typename _BoundArgs>
+_Bind bind(_Func, _BoundArgs &&...);
+void test01() { bind(minus(), _2, _1); }