Add tests.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78491 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/pragma-pack-2.c b/test/CodeGen/pragma-pack-2.c
new file mode 100644 (file)
index 0000000..306f02d
--- /dev/null
+++ b/test/CodeGen/pragma-pack-2.c
@@ -0,0 +1,23 @@
+// RUN: clang-cc -triple i386-apple-darwin9 %s -emit-llvm -o - | FileCheck -check-prefix X32 %s &&
+// CHECK-X32: %struct.s0 = type { i64, i64, i32, [12 x i32] }
+// CHECK-X32: %struct.s1 = type { [15 x i32], %struct.s0 }
+
+// RUN: clang-cc -triple x86_64-apple-darwin9 %s -emit-llvm -o - | FileCheck -check-prefix X64 %s
+// CHECK-X64: %struct.s0 = type <{ i64, i64, i32, [12 x i32] }>
+// CHECK-X64: %struct.s1 = type <{ [15 x i32], %struct.s0 }>
+
+// rdar://problem/7095436
+#pragma pack(4)
+
+struct s0 {
+  long long a __attribute__((aligned(8)));
+  long long b __attribute__((aligned(8)));
+  unsigned int c __attribute__((aligned(8)));
+  int d[12];
+} a;
+
+struct s1 {
+  int a[15];
+  struct s0 b;
+} b;
+

diff --git a/test/Sema/pragma-pack-4.c b/test/Sema/pragma-pack-4.c
new file mode 100644 (file)
index 0000000..f6f107d
--- /dev/null
+++ b/test/Sema/pragma-pack-4.c
@@ -0,0 +1,19 @@
+// RUN: clang-cc -triple i686-apple-darwin9 %s -fsyntax-only -verify &&
+// RUN: clang-cc -triple x86_64-apple-darwin9 %s -fsyntax-only -verify
+
+// rdar://problem/7095436
+#pragma pack(4)
+
+struct s0 {
+  long long a __attribute__((aligned(8)));
+  long long b __attribute__((aligned(8)));
+  unsigned int c __attribute__((aligned(8)));
+  int d[12];
+};
+
+struct s1 {
+  int a[15];
+  struct s0 b;
+};
+
+int arr0[((sizeof(struct s1) % 64) == 0) ? 1 : -1];