25a7a93a50
This resolves a QML issues reported in https://bugreports.qt.io/browse/QTBUG-61522 that will be fixed in the 5.9.2. Signed-off-by: Petar Koretic <petar.koretic@qaap.io> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
From 03c2661b1243cc529fc3d8cfa65073f1da420307 Mon Sep 17 00:00:00 2001
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From: Simon Hausmann <simon.hausmann@qt.io>
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Date: Thu, 22 Jun 2017 13:34:09 +0200
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Subject: [PATCH 1/1] Fix alignment issue on ARMv7
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As analyzed in the bug report, it appears that we may get
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QV4::CompiledData::Function pointers for writing that are not aligned
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for the 64-bit fields at the beginning.
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[ChangeLog][QtQml] Fix crash due to misaligned data structures on ARMv7
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Task-number: QTBUG-61552
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Change-Id: I6b2c166b725496150c8850475577628ccd811d65
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Reviewed-by: Erik Verbruggen <erik.verbruggen@qt.io>
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commit: https://codereview.qt-project.org/#/c/198278/
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Signed-off-by: Petar Koretic <petar.koretic@qaap.io>
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---
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src/qml/compiler/qv4compiler.cpp | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/src/qml/compiler/qv4compiler.cpp b/src/qml/compiler/qv4compiler.cpp
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index e32749bbf7..c32e1685a0 100644
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--- a/src/qml/compiler/qv4compiler.cpp
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+++ b/src/qml/compiler/qv4compiler.cpp
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@@ -406,6 +406,8 @@ QV4::CompiledData::Unit QV4::Compiler::JSUnitGenerator::generateHeader(QV4::Comp
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*jsClassDataOffset = nextOffset;
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nextOffset += jsClassData.size();
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+ nextOffset = (nextOffset + 7) & ~quint32(0x7);
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+
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for (int i = 0; i < irModule->functions.size(); ++i) {
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QV4::IR::Function *f = irModule->functions.at(i);
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functionOffsets[i] = nextOffset;
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--
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2.13.3
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