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de8b2f0c69
Extract included parts in the following tests to separate header files: - SemaCXX/warn-unsafe-buffer-usage-fixits-parm-span-overload.cpp - SemaCXX/warn-unsafe-buffer-usage-fixits-parm-span.cpp Removed the included part in the following tests as it is not useful: - SemaCXX/warn-unsafe-buffer-usage-warning-unevaluated-context.cpp
47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
// RUN: %clang_cc1 -std=c++20 -Wno-all -Wunsafe-buffer-usage \
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// RUN: -fsafe-buffer-usage-suggestions \
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// RUN: -fblocks -verify %s
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// RUN: %clang -x c++ -frtti -fsyntax-only -fblocks %s 2>&1 | FileCheck --allow-empty %s
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// RUN: %clang_cc1 -std=c++11 -fblocks %s 2>&1 | FileCheck --allow-empty %s
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// RUN: %clang_cc1 -std=c++20 -fblocks %s 2>&1 | FileCheck --allow-empty %s
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// CHECK-NOT: [-Wunsafe-buffer-usage]
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namespace std {
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class type_info;
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class bad_cast;
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class bad_typeid;
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}
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using size_t = __typeof(sizeof(int));
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void *malloc(size_t);
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void foo(int v) {
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}
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void foo(int *p){}
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void foo(int, int);
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void uneval_context_fix() {
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auto p = new int[10]; // expected-warning{{'p' is an unsafe pointer used for buffer access}}
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// Warn on the following DREs
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_Generic(1, int: p[2], float: 3); // expected-note{{used in buffer access here}}
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// Do not warn for following DREs
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auto q = new int[10];
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foo(sizeof(q[1]), // no-note
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sizeof(decltype(q[1]))); // no-note
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__typeof(q[5]) x; // no-note
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int *r = (int *)malloc(sizeof(q[5])); // no-note
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int y = sizeof(q[5]); // no-note
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__is_pod(__typeof(q[5])); // no-note
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__is_trivially_constructible(__typeof(q[5]), decltype(q[5])); // no-note
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_Generic(q[1], int: 2, float: 3); // no-note
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_Generic(1, int: 2, float: q[3]); // no-note
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decltype(q[2]) var = y; // no-note
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noexcept(q[2]); // no-note
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typeid(q[3]); // no-note
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}
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