1195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s 2195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar 3150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbarstruct s0 { 4195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar int Start, End; 5195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar unsigned Alignment; 6195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar int TheStores __attribute__((aligned(16))); 7195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar}; 8647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar 993ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin// CHECK-LABEL: define void @f0 10647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar// CHECK: alloca %struct.s0, align 16 11150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbarextern "C" void f0() { 12150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbar (void) s0(); 13150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbar} 14150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbar 1593ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin// CHECK-LABEL: define void @f1 16647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar// CHECK: alloca %struct.s0, align 16 17150065722a5f010adb0f801d26d8a129a5243669Daniel Dunbarextern "C" void f1() { 18647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar (void) (struct s0) { 0, 0, 0, 0 }; 19647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar} 20647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar 2193ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin// CHECK-LABEL: define i32 @f2 22647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar// CHECK: alloca %struct.s1, align 2 23647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbarstruct s1 { short x; short y; }; 24647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbarextern "C" struct s1 f2(int a, struct s1 *x, struct s1 *y) { 25647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar if (a) 26647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar return *x; 27647a1ec397fa13af176d07d9f5d071560a94c7a9Daniel Dunbar return *y; 28195337d2e5d4625ae9dc1328c7cdbc7115b0261bDaniel Dunbar} 29