8e97f50eed
During import of a function template at specific conditions an assertion "TemplateOrSpecialization.isNull()" can be triggered. This can happen when the new AST is already incompatible after import failures. Problem is fixed by returning import failure at the assert condition.
35 lines
1.6 KiB
C++
35 lines
1.6 KiB
C++
// RUN: rm -rf %t && mkdir %t
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// RUN: mkdir -p %t/ctudir
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// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -std=c++17 \
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// RUN: -emit-pch -o %t/ctudir/ctu-test-import-failure-import.cpp.ast %S/Inputs/ctu-test-import-failure-import.cpp
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// RUN: cp %S/Inputs/ctu-test-import-failure-import.cpp.externalDefMap.ast-dump.txt %t/ctudir/externalDefMap.txt
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// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -std=c++17 -analyze \
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// RUN: -analyzer-checker=core \
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// RUN: -analyzer-config experimental-enable-naive-ctu-analysis=true \
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// RUN: -analyzer-config ctu-dir=%t/ctudir \
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// RUN: -verify %s
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// Check that importing this code does not cause crash.
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// Import intentionally fails because mismatch of '__get_first_arg'.
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namespace std {
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inline namespace __cxx11 {}
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template <typename _CharT, typename> class basic_istream;
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struct __get_first_arg;
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inline namespace __cxx11 {
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template <typename, typename, typename> class basic_string;
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}
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template <typename _CharT, typename _Traits, typename _Alloc>
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basic_istream<_CharT, _Traits> &getline(basic_istream<_CharT, _Traits> &,
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basic_string<_CharT, _Traits, _Alloc> &,
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_CharT) {}
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} // namespace std
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namespace CommandLine {
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extern const int RootExamples[];
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}
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// expected-warning@Inputs/ctu-test-import-failure-import.cpp:14{{incompatible definitions}}
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// expected-warning@Inputs/ctu-test-import-failure-import.cpp:14{{incompatible definitions}}
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// expected-note@Inputs/ctu-test-import-failure-import.cpp:14{{no corresponding field here}}
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// expected-note@Inputs/ctu-test-import-failure-import.cpp:14{{no corresponding field here}}
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