| 1 | // RUN: %clang_cc1 -triple i686-pc-win32 -fms-compatibility %s -emit-llvm -o - | FileCheck %s |
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| 2 | |
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| 3 | #include <stddef.h> |
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| 4 | |
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| 5 | struct arbitrary_t {} arbitrary; |
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| 6 | void *operator new(size_t size, arbitrary_t); |
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| 7 | |
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| 8 | struct arbitrary2_t {} arbitrary2; |
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| 9 | void *operator new[](size_t size, arbitrary2_t); |
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| 10 | |
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| 11 | namespace PR13164 { |
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| 12 | void f() { |
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| 13 | // MSVC will fall back on the non-array operator new. |
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| 14 | void *a; |
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| 15 | int *p = new(arbitrary) int[4]; |
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| 16 | // CHECK: call i8* @"??2@YAPAXIUarbitrary_t@@@Z"(i32 16, %struct.arbitrary_t* |
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| 17 | } |
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| 18 | |
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| 19 | struct S { |
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| 20 | void *operator new[](size_t size, arbitrary_t); |
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| 21 | }; |
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| 22 | |
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| 23 | void g() { |
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| 24 | S *s = new(arbitrary) S[2]; |
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| 25 | // CHECK: call i8* @"??_US@PR13164@@SAPAXIUarbitrary_t@@@Z"(i32 2, %struct.arbitrary_t* |
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| 26 | S *s1 = new(arbitrary) S; |
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| 27 | // CHECK: call i8* @"??2@YAPAXIUarbitrary_t@@@Z"(i32 1, %struct.arbitrary_t* |
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| 28 | } |
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| 29 | |
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| 30 | struct T { |
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| 31 | void *operator new(size_t size, arbitrary2_t); |
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| 32 | }; |
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| 33 | |
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| 34 | void h() { |
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| 35 | // This should still call the global operator new[]. |
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| 36 | T *t = new(arbitrary2) T[2]; |
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| 37 | // CHECK: call i8* @"??_U@YAPAXIUarbitrary2_t@@@Z"(i32 2, %struct.arbitrary2_t* |
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| 38 | } |
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| 39 | } |
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| 40 | |
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