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https://github.com/carbon-language/carbon-lang.git
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Jon Ross-Perkins
fcf445b517
Related to #5733, but as a general fix, this will hopefully make it a little easier to debug test/autoupdate crashes.
32 lines
995 B
C++
32 lines
995 B
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#ifndef CARBON_COMMON_PRETTY_STACK_TRACE_FUNCTION_H_
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#define CARBON_COMMON_PRETTY_STACK_TRACE_FUNCTION_H_
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#include <functional>
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#include "llvm/Support/PrettyStackTrace.h"
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namespace Carbon {
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// Calls `fn` as part of LLVM's pretty stack trace support. Implementations
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// should typically have a terminating `\n`.
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class PrettyStackTraceFunction : public llvm::PrettyStackTraceEntry {
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public:
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explicit PrettyStackTraceFunction(
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std::function<auto(llvm::raw_ostream&)->void> fn)
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: fn_(std::move(fn)) {}
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~PrettyStackTraceFunction() override = default;
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auto print(llvm::raw_ostream& output) const -> void override { fn_(output); }
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private:
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const std::function<auto(llvm::raw_ostream&)->void> fn_;
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};
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} // namespace Carbon
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#endif // CARBON_COMMON_PRETTY_STACK_TRACE_FUNCTION_H_
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