| 1 | // RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s |
| 2 | // RUN: %clang_cc1 -std=c++11 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s |
| 3 | // RUN: %clang_cc1 -std=c++14 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s |
| 4 | // RUN: %clang_cc1 -std=c++1z %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s |
| 5 | |
| 6 | // dr1748: 3.7 |
| 7 | |
| 8 | // FIXME: __SIZE_TYPE__ expands to 'long long' on some targets. |
| 9 | __extension__ typedef __SIZE_TYPE__ size_t; |
| 10 | |
| 11 | void *operator new(size_t, void *); |
| 12 | void *operator new[](size_t, void *); |
| 13 | |
| 14 | struct X { X(); }; |
| 15 | |
| 16 | // The reserved placement allocation functions get inlined |
| 17 | // even if we can't see their definitions. They do not |
| 18 | // perform a null check. |
| 19 | |
| 20 | // CHECK-LABEL: define {{.*}} @_Z1fPv( |
| 21 | // CHECK-NOT: call |
| 22 | // CHECK-NOT: icmp{{.*}} null |
| 23 | // CHECK-NOT: br i1 |
| 24 | // CHECK: call void @_ZN1XC1Ev( |
| 25 | // CHECK: } |
| 26 | X *f(void *p) { return new (p) X; } |
| 27 | |
| 28 | // CHECK-LABEL: define {{.*}} @_Z1gPv( |
| 29 | // CHECK-NOT: call |
| 30 | // CHECK-NOT: icmp{{.*}} null |
| 31 | // CHECK-NOT: br i1 |
| 32 | // CHECK: call void @_ZN1XC1Ev( |
| 33 | // CHECK: br i1 |
| 34 | // CHECK: } |
| 35 | X *g(void *p) { return new (p) X[5]; } |
| 36 | |