vendor/clang/clang-trunk-r154661

1 files changed, 18 insertions, 0 deletions

diff --git a/test/CodeGen/align-param.c b/test/CodeGen/align-param.c
new file mode 100644
index 000000000000..8907f66409a1
--- /dev/null
+++ b/test/CodeGen/align-param.c
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 -emit-llvm -triple i386-apple-macosx10.7.2 < %s | FileCheck %s
+
+// The preferred alignment for a long long on x86-32 is 8; make sure the
+// alloca for x uses that alignment.
+int test (long long x) {
+  return (int)x;
+}
+// CHECK: define i32 @test
+// CHECK: alloca i64, align 8
+
+
+// Make sure we honor the aligned attribute.
+struct X { int x,y,z,a; };
+int test2(struct X x __attribute((aligned(16)))) {
+  return x.z;
+}
+// CHECK: define i32 @test2
+// CHECK: alloca %struct.X, align 16