2010-02-02 11:23:38 +08:00
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// RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-apple-darwin10 | FileCheck %s
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2009-11-27 12:56:40 +08:00
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2010-02-02 11:37:46 +08:00
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struct A { int a; int b; };
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2009-11-27 12:56:40 +08:00
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struct B { int b; };
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struct C : B, A { };
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2010-02-02 11:32:35 +08:00
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// Zero init.
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namespace ZeroInit {
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// CHECK: @_ZN8ZeroInit1aE = global i64 -1
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int A::* a;
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// CHECK: @_ZN8ZeroInit2aaE = global [2 x i64] [i64 -1, i64 -1]
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int A::* aa[2];
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// CHECK: @_ZN8ZeroInit3aaaE = global [2 x [2 x i64]] {{\[}}[2 x i64] [i64 -1, i64 -1], [2 x i64] [i64 -1, i64 -1]]
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int A::* aaa[2][2];
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// CHECK: @_ZN8ZeroInit1bE = global i64 -1,
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int A::* b = 0;
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2010-02-02 11:37:46 +08:00
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}
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2010-02-02 11:32:35 +08:00
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2010-02-02 11:37:46 +08:00
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// PR5674
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namespace PR5674 {
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// CHECK: @_ZN6PR56742pbE = global i64 4
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int A::*pb = &A::b;
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2010-02-02 11:32:35 +08:00
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}
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2010-02-02 11:23:38 +08:00
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// Casts.
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namespace Casts {
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2009-11-27 12:56:40 +08:00
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int A::*pa;
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int C::*pc;
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void f() {
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2010-02-02 11:23:38 +08:00
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// CHECK: store i64 -1, i64* @_ZN5Casts2paE
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2009-11-27 12:56:40 +08:00
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pa = 0;
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// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = add i64 {{.*}}, 4
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2010-02-02 11:23:38 +08:00
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// CHECK: store i64 [[ADJ]], i64* @_ZN5Casts2pcE
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2009-11-27 12:56:40 +08:00
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pc = pa;
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// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = sub i64 {{.*}}, 4
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2010-02-02 11:23:38 +08:00
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// CHECK: store i64 [[ADJ]], i64* @_ZN5Casts2paE
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2009-11-27 12:56:40 +08:00
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pa = static_cast<int A::*>(pc);
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}
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2010-02-02 11:23:38 +08:00
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}
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2010-02-02 11:37:46 +08:00
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// Comparisons
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namespace Comparisons {
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void f() {
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int A::*a;
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// CHECK: icmp ne i64 {{.*}}, -1
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if (a) { }
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// CHECK: icmp ne i64 {{.*}}, -1
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if (a != 0) { }
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// CHECK: icmp ne i64 -1, {{.*}}
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if (0 != a) { }
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// CHECK: icmp eq i64 {{.*}}, -1
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if (a == 0) { }
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// CHECK: icmp eq i64 -1, {{.*}}
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if (0 == a) { }
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}
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}
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