Vendor import of clang r114020 (from the release_28 branch):

http://llvm.org/svn/llvm-project/cfe/branches/release_28@114020

Approved by:	rpaulo (mentor)

1 files changed, 47 insertions, 0 deletions

diff --git a/test/Analysis/array-struct-region.c b/test/Analysis/array-struct-region.c
new file mode 100644
index 0000000..dabd25b
--- /dev/null
+++ b/test/Analysis/array-struct-region.c
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -analyze -analyzer-experimental-checks -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -verify %s
+// RUN: %clang_cc1 -analyze -analyzer-experimental-checks -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -verify %s
+
+int string_literal_init() {
+  char a[] = "abc";
+  char b[2] = "abc"; // expected-warning{{too long}}
+  char c[5] = "abc";
+
+  if (a[1] != 'b')
+    return 0; // expected-warning{{never executed}}
+  if (b[1] != 'b')
+    return 0; // expected-warning{{never executed}}
+  if (c[1] != 'b')
+    return 0; // expected-warning{{never executed}}
+
+  if (a[3] != 0)
+    return 0; // expected-warning{{never executed}}
+  if (c[3] != 0)
+    return 0; // expected-warning{{never executed}}
+
+  if (c[4] != 0)
+    return 0; // expected-warning{{never executed}}
+
+  return 42;
+}
+
+void nested_compound_literals(int rad) {
+  int vec[6][2] = {{0.195, 0.02}, {0.383, 0.067}, {0.55, 0.169},
+                   {0.831, 0.45}, {0.924, 0.617}, {0.98, 0.805}};
+  int a;
+
+  for (a = 0; a < 6; ++a) {
+      vec[a][0] *= rad; // no-warning
+      vec[a][1] *= rad; // no-warning
+  }
+}
+
+void nested_compound_literals_float(float rad) {
+  float vec[6][2] = {{0.195, 0.02}, {0.383, 0.067}, {0.55, 0.169},
+                     {0.831, 0.45}, {0.924, 0.617}, {0.98, 0.805}};
+  int a;
+
+  for (a = 0; a < 6; ++a) {
+      vec[a][0] *= rad; // no-warning
+      vec[a][1] *= rad; // no-warning
+  }
+}