33 lines
1.4 KiB
Markdown
33 lines
1.4 KiB
Markdown
[stacktrace.general]
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# 19 Diagnostics library [[diagnostics]](./#diagnostics)
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## 19.6 Stacktrace [[stacktrace]](stacktrace#general)
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### 19.6.1 General [stacktrace.general]
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/diagnostics.tex#L1651)
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Subclause [[stacktrace]](stacktrace "19.6 Stacktrace") describes components
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that C++ programs may use to store
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the stacktrace of the current thread of execution and
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query information about the stored stacktrace at runtime[.](#1.sentence-1)
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/diagnostics.tex#L1657)
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The [*invocation sequence*](#def:invocation_sequence "19.6.1 General [stacktrace.general]") of the current evaluation x0 in the current thread of execution
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is a sequence (x0,â¦,xn) of evaluations such that, for i ⥠0,xi is within the function invocation xi+1 ([[intro.execution]](intro.execution "6.10.1 Sequential execution"))[.](#2.sentence-1)
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[3](#3)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/diagnostics.tex#L1663)
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A [*stacktrace*](#def:stacktrace "19.6.1 General [stacktrace.general]") is an approximate representation of
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an invocation sequence and consists of stacktrace entries[.](#3.sentence-1)
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A [*stacktrace entry*](#def:stacktrace_entry "19.6.1 General [stacktrace.general]") represents an evaluation in a stacktrace[.](#3.sentence-2)
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