diff options
Diffstat (limited to 'test/CodeGenCXX/cxx11-initializer-array-new.cpp')
| -rw-r--r-- | test/CodeGenCXX/cxx11-initializer-array-new.cpp | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/test/CodeGenCXX/cxx11-initializer-array-new.cpp b/test/CodeGenCXX/cxx11-initializer-array-new.cpp new file mode 100644 index 0000000..23577be --- /dev/null +++ b/test/CodeGenCXX/cxx11-initializer-array-new.cpp @@ -0,0 +1,106 @@ +// RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 %s -emit-llvm -o - | FileCheck %s + +// PR10878 + +struct S { S(); S(int); ~S(); int n; }; + +void *p = new S[2][3]{ { 1, 2, 3 }, { 4, 5, 6 } }; + +// CHECK-LABEL: define +// CHECK: %[[ALLOC:.*]] = call noalias i8* @_Znam(i64 32) +// CHECK: %[[COOKIE:.*]] = bitcast i8* %[[ALLOC]] to i64* +// CHECK: store i64 6, i64* %[[COOKIE]] +// CHECK: %[[START_AS_i8:.*]] = getelementptr inbounds i8* %[[ALLOC]], i64 8 +// CHECK: %[[START_AS_S:.*]] = bitcast i8* %[[START_AS_i8]] to %[[S:.*]]* +// +// Explicit initializers: +// +// { 1, 2, 3 } +// +// CHECK: %[[S_0:.*]] = bitcast %[[S]]* %[[START_AS_S]] to [3 x %[[S]]]* +// +// CHECK: %[[S_0_0:.*]] = getelementptr inbounds [3 x %[[S]]]* %[[S_0]], i64 0, i64 0 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_0]], i32 1) +// CHECK: %[[S_0_1:.*]] = getelementptr inbounds %[[S]]* %[[S_0_0]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_1]], i32 2) +// CHECK: %[[S_0_2:.*]] = getelementptr inbounds %[[S]]* %[[S_0_1]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_2]], i32 3) +// +// { 4, 5, 6 } +// +// CHECK: %[[S_1:.*]] = getelementptr [3 x %[[S]]]* %[[S_0]], i32 1 +// +// CHECK: %[[S_1_0:.*]] = getelementptr inbounds [3 x %[[S]]]* %[[S_1]], i64 0, i64 0 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_0]], i32 4) +// CHECK: %[[S_1_1:.*]] = getelementptr inbounds %[[S]]* %[[S_1_0]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_1]], i32 5) +// CHECK: %[[S_1_2:.*]] = getelementptr inbounds %[[S]]* %[[S_1_1]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_2]], i32 6) +// +// CHECK-NOT: br i1 +// CHECK-NOT: call +// CHECK: } + +int n; +void *q = new S[n][3]{ { 1, 2, 3 }, { 4, 5, 6 } }; + +// CHECK-LABEL: define +// +// CHECK: load i32* @n +// CHECK: call {{.*}} @llvm.umul.with.overflow.i64(i64 %[[N:.*]], i64 12) +// CHECK: %[[ELTS:.*]] = mul i64 %[[N]], 3 +// CHECK: call {{.*}} @llvm.uadd.with.overflow.i64(i64 %{{.*}}, i64 8) +// CHECK: %[[ALLOC:.*]] = call noalias i8* @_Znam(i64 %{{.*}}) +// +// CHECK: %[[COOKIE:.*]] = bitcast i8* %[[ALLOC]] to i64* +// CHECK: store i64 %[[ELTS]], i64* %[[COOKIE]] +// CHECK: %[[START_AS_i8:.*]] = getelementptr inbounds i8* %[[ALLOC]], i64 8 +// CHECK: %[[START_AS_S:.*]] = bitcast i8* %[[START_AS_i8]] to %[[S]]* +// CHECK: %[[END_AS_S:.*]] = getelementptr inbounds %[[S]]* %[[START_AS_S]], i64 %[[ELTS]] +// +// Explicit initializers: +// +// { 1, 2, 3 } +// +// CHECK: %[[S_0:.*]] = bitcast %[[S]]* %[[START_AS_S]] to [3 x %[[S]]]* +// +// CHECK: %[[S_0_0:.*]] = getelementptr inbounds [3 x %[[S]]]* %[[S_0]], i64 0, i64 0 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_0]], i32 1) +// CHECK: %[[S_0_1:.*]] = getelementptr inbounds %[[S]]* %[[S_0_0]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_1]], i32 2) +// CHECK: %[[S_0_2:.*]] = getelementptr inbounds %[[S]]* %[[S_0_1]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_0_2]], i32 3) +// +// { 4, 5, 6 } +// +// CHECK: %[[S_1:.*]] = getelementptr [3 x %[[S]]]* %[[S_0]], i32 1 +// +// CHECK: %[[S_1_0:.*]] = getelementptr inbounds [3 x %[[S]]]* %[[S_1]], i64 0, i64 0 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_0]], i32 4) +// CHECK: %[[S_1_1:.*]] = getelementptr inbounds %[[S]]* %[[S_1_0]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_1]], i32 5) +// CHECK: %[[S_1_2:.*]] = getelementptr inbounds %[[S]]* %[[S_1_1]], i64 1 +// CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_2]], i32 6) +// +// CHECK: %[[S_2:.*]] = getelementptr [3 x %[[S]]]* %[[S_1]], i32 1 +// CHECK: %[[S_2_AS_S:.*]] = bitcast [3 x %[[S]]]* %[[S_2]] to %[[S]]* +// CHECK: icmp eq %[[S]]* %[[S_2_AS_S]], %[[END_AS_S]] +// CHECK: br i1 +// +// S[n-2][3] initialization loop: +// +// CHECK: %[[END_INNER:.*]] = getelementptr inbounds %[[S]]* %{{.*}}, i64 3 +// CHECK: br label +// +// S[3] initialization loop: +// +// CHECK: call void @_ZN1SC1Ev(%[[S]]* +// CHECK: %[[NEXT_INNER:.*]] = getelementptr inbounds %[[S]]* %{{.*}}, i64 1 +// CHECK: icmp eq %[[S]]* %[[NEXT_INNER]], %[[END_INNER]] +// CHECK: br i1 +// +// CHECK: %[[NEXT_OUTER:.*]] = getelementptr %[[S]]* %{{.*}}, i32 1 +// CHECK: icmp eq %[[S]]* %[[NEXT_OUTER]], %[[END_AS_S]] +// CHECK: br i1 +// +// CHECK: } |
