[AMDGPU] Fix size and alignment of size_t and pointer types

Differential Revision: https://reviews.llvm.org/D34995

llvm-svn: 307121
diff --git a/clang/test/CodeGen/default-address-space.c b/clang/test/CodeGen/default-address-space.c
index fc5f55f..becbc4a 100644
--- a/clang/test/CodeGen/default-address-space.c
+++ b/clang/test/CodeGen/default-address-space.c
@@ -50,7 +50,7 @@
 // PIZ: %[[arrayidx:.*]] = getelementptr inbounds i32, i32 addrspace(4)* %[[r0]]
 // PIZ: store i32 0, i32 addrspace(4)* %[[arrayidx]]
 // CHECK-LABEL: define void @test4(i32* %a)
-// CHECK: %[[alloca:.*]] = alloca i32*, align 4, addrspace(5)
+// CHECK: %[[alloca:.*]] = alloca i32*, align 8, addrspace(5)
 // CHECK: %[[a_addr:.*]] = addrspacecast{{.*}} %[[alloca]] to i32**
 // CHECK: store i32* %a, i32** %[[a_addr]]
 // CHECK: %[[r0:.*]] = load i32*, i32** %[[a_addr]]