derek.holloway
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37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
// The original example from https://github.com/llvm/llvm-project/issues/90501
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// Test without PCH
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// RUN: %clang_cc1 -Wno-unused-value -Wunsafe-buffer-usage -std=c++20 -include %s -verify %s
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// Test with PCH
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// RUN: %clang_cc1 -Wno-unused-value -std=c++20 -emit-pch -o %t %s -Wunsafe-buffer-usage -verify
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// RUN: %clang_cc1 -Wno-unused-value -Wunsafe-buffer-usage -std=c++20 -include-pch %t -verify=pch-main %s
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// Test with PCH and -fsafe-buffer-usage-suggestions
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// RUN: %clang_cc1 -Wno-unused-value -std=c++20 -emit-pch -o %t %s -Wunsafe-buffer-usage -verify=fixit \
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// RUN: -fsafe-buffer-usage-suggestions
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// RUN: %clang_cc1 -Wno-unused-value -Wunsafe-buffer-usage -std=c++20 -include-pch %t -verify=pch-main-fixit %s\
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// RUN: -fsafe-buffer-usage-suggestions
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#ifndef A_H
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#define A_H
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int a(int *s) {
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s[2]; // expected-warning {{unsafe buffer access}}\
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expected-note {{pass -fsafe-buffer-usage-suggestions to receive code hardening suggestions}}
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// fixit-no-diagnostics
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#pragma clang unsafe_buffer_usage begin
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return s[1];
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#pragma clang unsafe_buffer_usage end
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}
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#else
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// pch-main-no-diagnostics
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// pch-main-fixit-warning@-11{{'s' is an unsafe pointer used for buffer access}}\
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pch-main-fixit-note@-10{{used in buffer access here}}
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int main() {
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int s[] = {1, 2, 3};
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return a(s);
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}
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#endif
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