2012-02-23 01:37:52 +08:00
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// RUN: %clang_cc1 -std=c++11 -triple i386-unknown-unknown %s -emit-llvm -o - | FileCheck %s
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2013-08-15 14:47:53 +08:00
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// CHECK-LABEL: define void @_Z2fni
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2012-02-23 01:37:52 +08:00
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void fn(int n) {
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// CHECK: icmp ult i{{32|64}} %{{[^ ]+}}, 3
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// CHECK: store i32 1
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// CHECK: store i32 2
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// CHECK: store i32 3
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2014-06-03 14:58:52 +08:00
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// CHECK: sub {{.*}}, 12
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// CHECK: call void @llvm.memset
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2012-02-23 01:37:52 +08:00
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new int[n] { 1, 2, 3 };
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}
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2013-08-15 14:47:53 +08:00
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// CHECK-LABEL: define void @_Z15const_underflowv
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2012-02-23 01:37:52 +08:00
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void const_underflow() {
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// CHECK-NOT: icmp ult i{{32|64}} %{{[^ ]+}}, 3
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2014-08-29 01:24:14 +08:00
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// CHECK: call noalias i8* @_Zna{{.}}(i{{32|64}} -1)
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2012-02-23 01:37:52 +08:00
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new int[2] { 1, 2, 3 };
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}
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2013-08-15 14:47:53 +08:00
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// CHECK-LABEL: define void @_Z11const_exactv
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2012-02-23 01:37:52 +08:00
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void const_exact() {
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// CHECK-NOT: icmp ult i{{32|64}} %{{[^ ]+}}, 3
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// CHECK-NOT: icmp eq i32*
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new int[3] { 1, 2, 3 };
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}
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2013-08-15 14:47:53 +08:00
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// CHECK-LABEL: define void @_Z16const_sufficientv
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2012-02-23 01:37:52 +08:00
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void const_sufficient() {
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// CHECK-NOT: icmp ult i{{32|64}} %{{[^ ]+}}, 3
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new int[4] { 1, 2, 3 };
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// CHECK: ret void
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}
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2014-06-03 14:58:52 +08:00
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// CHECK-LABEL: define void @_Z22check_array_value_initv
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void check_array_value_init() {
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struct S;
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new (int S::*[3][4][5]) ();
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// CHECK: call noalias i8* @_Zna{{.}}(i{{32 240|64 480}})
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2015-02-28 03:18:17 +08:00
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// CHECK: getelementptr inbounds i{{32|64}}, i{{32|64}}* {{.*}}, i{{32|64}} 60
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2014-06-03 14:58:52 +08:00
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// CHECK: phi
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// CHECK: store i{{32|64}} -1,
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2015-02-28 03:18:17 +08:00
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// CHECK: getelementptr inbounds i{{32|64}}, i{{32|64}}* {{.*}}, i{{32|64}} 1
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2014-06-03 14:58:52 +08:00
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// CHECK: icmp eq
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// CHECK: br i1
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}
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