Compiler Support

Let's look at the compiler support for the topics in this chapter.

Feature	GCC	Clang	MSVC
Elementary String Conversions	8.0[^gccconv]	7.0[^clangconv]	VS 2017 15.7/15.8[^msvcconv]

[^gccconv]: In progress, only integral types are supported

[^clangconv]: In progress, only integral types are supported

[^msvcconv]: Integer support for from_chars/to_chars available in 15.7, floating-point support for from_chars ready in 15.8. Floating-point to_chars should be ready with 15.9. See STL Features and Fixes in VS 2017 15.8 | Visual C++ Team Blog.

In the next chapter, we will explore the improvements in the file system.

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Introduction

Removed or Fixed Language Features

Removed And Deprecated Library Features

Language Clarification

Templates

General Language Features

Standard Attributes

std::optional

std::variant

std::any

std::string_view

Searchers and String Matching

String Conversions

Filesystem

Parallel STL Algorithms

Other Changes in the Library

Refactoring with std::optional and std::variant

Enforcing Code Contracts With [[nodiscard]]

Replacing enable_if with if constexpr - Factory with Variable Arguments

How to Parallelise CSV Reader

Compiler Support