forked from OSchip/llvm-project
65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
// RUN: %clang_cc1 -triple x86_64-gnu-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=PLAIN
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// RUN: %clang_cc1 -triple x86_64-gnu-linux -emit-llvm -o - -fsanitize=address %s | FileCheck %s -check-prefix=ASAN
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// RUN: %clang_cc1 -triple x86_64-gnu-linux -emit-llvm -o - -fsanitize=address -fsanitize-address-poison-class-member-array-new-cookie %s | FileCheck %s -check-prefix=ASAN-POISON-ALL-NEW-ARRAY
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typedef __typeof__(sizeof(0)) size_t;
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namespace std {
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struct nothrow_t {};
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std::nothrow_t nothrow;
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}
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void *operator new[](size_t, const std::nothrow_t &) throw();
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void *operator new[](size_t, char *);
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void *operator new[](size_t, int, int);
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struct C {
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int x;
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~C();
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};
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C *CallNew() {
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return new C[10];
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}
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// PLAIN-LABEL: CallNew
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// PLAIN-NOT: nosanitize
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// PLAIN-NOT: __asan_poison_cxx_array_cookie
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// ASAN-LABEL: CallNew
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// ASAN: store{{.*}}nosanitize
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// ASAN-NOT: nosanitize
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// ASAN: call void @__asan_poison_cxx_array_cookie
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C *CallNewNoThrow() {
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return new (std::nothrow) C[10];
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}
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// PLAIN-LABEL: CallNewNoThrow
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// PLAIN-NOT: nosanitize
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// PLAIN-NOT: __asan_poison_cxx_array_cookie
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// ASAN-LABEL: CallNewNoThrow
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// ASAN: store{{.*}}nosanitize
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// ASAN-NOT: nosanitize
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// ASAN: call void @__asan_poison_cxx_array_cookie
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void CallDelete(C *c) {
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delete [] c;
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}
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// PLAIN-LABEL: CallDelete
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// PLAIN-NOT: nosanitize
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// ASAN-LABEL: CallDelete
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// ASAN-NOT: nosanitize
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// ASAN: call i64 @__asan_load_cxx_array_cookie
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// ASAN-NOT: nosanitize
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char Buffer[20];
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C *CallPlacementNew() {
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return new (Buffer) C[20];
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}
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// ASAN-LABEL: CallPlacementNew
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// ASAN-NOT: __asan_poison_cxx_array_cookie
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C *CallNewWithArgs() {
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// ASAN-LABEL: CallNewWithArgs
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// ASAN-NOT: call void @__asan_poison_cxx_array_cookie
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// ASAN-POISON-ALL-NEW-ARRAY: call void @__asan_poison_cxx_array_cookie
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return new (123, 456) C[20];
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}
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