Landing: 291a8a05c426

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Project / Subsystem

gcc / testsuite

Date

2026-05-12

Author

Marek Polacek

Commit

291a8a05c4262d3a6579c2c955c7cb5787c9ea90

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: testsuite
patch_id: —
commit_hash: 291a8a05c4262d3a6579c2c955c7cb5787c9ea90
source_type: github
headline: Testsuite: Fix reflect/bases_of5.C for -m32
tldr: The test case reflect/bases_of5.C now compiles correctly in 32-bit mode by using `decltype (sizeof 0)` instead of `unsigned long`.
author: Marek Polacek
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • testsuite
• reflection
• 32-bit
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/291a8a05c4262d3a6579c2c955c7cb5787c9ea90
date: 2026-05-12T00:00:00.000Z

The test case reflect/bases_of5.C was failing in 32-bit mode. This commit fixes the issue by using decltype (sizeof 0) instead of unsigned long to ensure compatibility with the 32-bit architecture.