1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -O3 | FileCheck -check-prefix CHECK-LP64 %s 2*f4a2713aSLionel Sambuc // RUN: %clang_cc1 %s -triple=i386-apple-darwin10 -emit-llvm -o - -O3 | FileCheck -check-prefix CHECK-LP32 %s 3*f4a2713aSLionel Sambuc 4*f4a2713aSLionel Sambuc // CHECK-LP64: %union.Test1 = type { i32, [4 x i8] } 5*f4a2713aSLionel Sambuc union Test1 { 6*f4a2713aSLionel Sambuc int a; 7*f4a2713aSLionel Sambuc int b: 39; 8*f4a2713aSLionel Sambuc } t1; 9*f4a2713aSLionel Sambuc 10*f4a2713aSLionel Sambuc // CHECK-LP64: %union.Test2 = type { i8 } 11*f4a2713aSLionel Sambuc union Test2 { 12*f4a2713aSLionel Sambuc int : 6; 13*f4a2713aSLionel Sambuc } t2; 14*f4a2713aSLionel Sambuc 15*f4a2713aSLionel Sambuc // CHECK-LP64: %union.Test3 = type { [2 x i8] } 16*f4a2713aSLionel Sambuc union Test3 { 17*f4a2713aSLionel Sambuc int : 9; 18*f4a2713aSLionel Sambuc } t3; 19*f4a2713aSLionel Sambuc 20*f4a2713aSLionel Sambuc 21*f4a2713aSLionel Sambuc #define CHECK(x) if (!(x)) return __LINE__ 22*f4a2713aSLionel Sambuc 23*f4a2713aSLionel Sambuc int f() { 24*f4a2713aSLionel Sambuc struct { 25*f4a2713aSLionel Sambuc int a; 26*f4a2713aSLionel Sambuc 27*f4a2713aSLionel Sambuc unsigned long long b : 65; 28*f4a2713aSLionel Sambuc 29*f4a2713aSLionel Sambuc int c; 30*f4a2713aSLionel Sambuc } c; 31*f4a2713aSLionel Sambuc 32*f4a2713aSLionel Sambuc c.a = 0; 33*f4a2713aSLionel Sambuc c.b = (unsigned long long)-1; 34*f4a2713aSLionel Sambuc c.c = 0; 35*f4a2713aSLionel Sambuc 36*f4a2713aSLionel Sambuc CHECK(c.a == 0); 37*f4a2713aSLionel Sambuc CHECK(c.b == (unsigned long long)-1); 38*f4a2713aSLionel Sambuc CHECK(c.c == 0); 39*f4a2713aSLionel Sambuc 40*f4a2713aSLionel Sambuc // CHECK-LP64: ret i32 0 41*f4a2713aSLionel Sambuc // CHECK-LP32: ret i32 0 42*f4a2713aSLionel Sambuc return 0; 43*f4a2713aSLionel Sambuc } 44