aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gcc/analyzer/call-summary.cc12
-rw-r--r--gcc/testsuite/gcc.dg/analyzer/call-summaries-pr114473.c31
2 files changed, 43 insertions, 0 deletions
diff --git a/gcc/analyzer/call-summary.cc b/gcc/analyzer/call-summary.cc
index a569bb9..c2c9c71 100644
--- a/gcc/analyzer/call-summary.cc
+++ b/gcc/analyzer/call-summary.cc
@@ -235,6 +235,11 @@ call_summary_replay::convert_svalue_from_summary (const svalue *summary_sval)
const svalue *caller_sval = convert_svalue_from_summary_1 (summary_sval);
+ if (caller_sval)
+ if (summary_sval->get_type () && caller_sval->get_type ())
+ gcc_assert (types_compatible_p (summary_sval->get_type (),
+ caller_sval->get_type ()));
+
/* Add to cache. */
add_svalue_mapping (summary_sval, caller_sval);
@@ -552,6 +557,11 @@ call_summary_replay::convert_region_from_summary (const region *summary_reg)
const region *caller_reg = convert_region_from_summary_1 (summary_reg);
+ if (caller_reg)
+ if (summary_reg->get_type () && caller_reg->get_type ())
+ gcc_assert (types_compatible_p (summary_reg->get_type (),
+ caller_reg->get_type ()));
+
/* Add to cache. */
add_region_mapping (summary_reg, caller_reg);
@@ -603,6 +613,8 @@ call_summary_replay::convert_region_from_summary_1 (const region *summary_reg)
= get_caller_model ()->deref_rvalue (caller_ptr_sval,
NULL_TREE,
get_ctxt ());
+ caller_reg = mgr->get_cast_region (caller_reg,
+ summary_reg->get_type ());
return caller_reg;
}
break;
diff --git a/gcc/testsuite/gcc.dg/analyzer/call-summaries-pr114473.c b/gcc/testsuite/gcc.dg/analyzer/call-summaries-pr114473.c
new file mode 100644
index 0000000..4598840
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/analyzer/call-summaries-pr114473.c
@@ -0,0 +1,31 @@
+/* { dg-additional-options "-fanalyzer-call-summaries" } */
+
+int a;
+extern int *q[];
+
+int *
+baz (int *src)
+{
+ while (a)
+ {
+ src && a;
+ return src;
+ }
+}
+
+void
+bar (int **src)
+{
+ for (unsigned j = 0; j;)
+ a = 0;
+ while (a)
+ baz (src[0]);
+}
+
+void
+foo (void)
+{
+ bar (q);
+ baz (&a);
+ bar (q);
+}