vendor/clang/clang-trunk-r178860

1 files changed, 43 insertions, 3 deletions

diff --git a/test/Analysis/malloc.cpp b/test/Analysis/malloc.cpp
index 220d74625bc0b..54efa1c2bd794 100644
--- a/test/Analysis/malloc.cpp
+++ b/test/Analysis/malloc.cpp
@@ -5,11 +5,11 @@ void *malloc(size_t);
 void free(void *);
 void *realloc(void *ptr, size_t size);
 void *calloc(size_t nmemb, size_t size);
-
+char *strdup(const char *s);
 
 void checkThatMallocCheckerIsRunning() {
-  malloc(4); // expected-warning{{leak}}
-}
+  malloc(4);
+} // expected-warning{{leak}}
 
 // Test for radar://11110132.
 struct Foo {
@@ -60,3 +60,43 @@ namespace PR13751 {
   }
 }
 
+struct X { void *a; };
+
+struct X get() {
+  struct X result;
+  result.a = malloc(4);
+  return result; // no-warning
+}
+
+// Ensure that regions accessible through a LazyCompoundVal trigger region escape.
+// Malloc checker used to report leaks for the following two test cases.
+struct Property {
+  char* getterName;
+  Property(char* n)
+  : getterName(n) {}
+
+};
+void append(Property x);
+
+void appendWrapper(char *getterName) {
+  append(Property(getterName));
+}
+void foo(const char* name) {
+  char* getterName = strdup(name);
+  appendWrapper(getterName); // no-warning
+}
+
+struct NestedProperty {
+  Property prop;
+  NestedProperty(Property p)
+  : prop(p) {}
+};
+void appendNested(NestedProperty x);
+
+void appendWrapperNested(char *getterName) {
+  appendNested(NestedProperty(Property(getterName)));
+}
+void fooNested(const char* name) {
+  char* getterName = strdup(name);
+  appendWrapperNested(getterName); // no-warning
+}
\ No newline at end of file