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Details

Type: Bug
Resolution: Done
Priority: P2: Important
Fix Version/s: 6.2, 6.3.0 Beta1, 6.3, 6.4.0 Beta1
Affects Version/s: 6.2.2
Component/s: QML: Declarative and Javascript Engine
Labels:
- earmarked_by_ulf
Environment:
Linux ubuntu-linux-20-04-desktop 5.13.0-25-generic #26~20.04.1-Ubuntu SMP Sat Jan 8 18:05:46 UTC 2022 aarch64 aarch64 aarch64 GNU/Linux

GCC 10
Qt 6.2.2

Platform/s:

Linux/X11
Commits:
aacf799ca7 (qt/qtdeclarative/dev) aacf799ca7 (qt/tqtc-qtdeclarative/dev) 01b96285b5 (qt/qtdeclarative/6.3) 01b96285b5 (qt/tqtc-qtdeclarative/6.3) 07e0a80699 (qt/qtdeclarative/6.2) 07e0a80699 (qt/tqtc-qtdeclarative/6.2) 07e0a80699 (qt/qtdeclarative/6.2.4)

Description

Building qtdeclarative fails on my Ubuntu 20.04 arm64 virtual machine (GCC10):

In file included from ../qtdeclarative/src/3rdparty/masm/assembler/MacroAssemblerARM64.h:31,
                 from ../qtdeclarative/src/3rdparty/masm/assembler/MacroAssembler.h:34,
                 from ../qtdeclarative/src/3rdparty/masm/assembler/LinkBuffer.h:40,
                 from ../qtdeclarative/src/3rdparty/masm/assembler/LinkBuffer.cpp:27:
../qtdeclarative/src/3rdparty/masm/assembler/ARM64Assembler.h:684:28: error: ‘JSC::ARM64Assembler::LinkRecord::<unnamed union>::RealTypes::m_compareRegister’ is too small to hold all values of ‘JSC::ARM64Assembler::RegisterID’ {aka ‘enum JSC::ARM64Registers::RegisterID’} [-Werror]
  684 |                 RegisterID m_compareRegister : 6;
      |                            ^~~~~~~~~~~~~~~~~
cc1plus: all warnings being treated as errors

Turning off FEATURE_qml_jit helps.