Range-Based For Loop Lifetime Issues with Temporaries

7/10 High

Range-based for loops fail with temporary views in C++20, causing segmentation faults when iterating directly over temporary ranges. The issue is fixed in C++23 but not universally supported across compilers, forcing developers to use workarounds.

C++20C++23
Category
compatibility
Workaround
solid
Stage
debug
Freshness
persistent
Scope
language
Upstream
open
Recurring
Yes

Sources

Collection History

Query: “What are the most common pain points with C++ for developers in 2025?”4/4/2026

Users report segmentation faults when iterating over temporary ranges directly, a problem fixed in C++23 but not universally supported across compilers.

Created: 4/4/2026Updated: 4/4/2026