francis.wang
4c86c082a2
Combine poky (Yocto scarthgap), meta-openembedded (scarthgap), and meta-openwrt into a single repository. Components: - poky/ Yocto core framework (BitBake + OE-Core) - meta-openembedded/ Community layers (meta-oe, meta-python, meta-networking) - meta-openwrt/ OpenWrt customization layer - setup-env.sh One-click build environment setup - README.md Project documentation
51 lines
2.1 KiB
Diff
51 lines
2.1 KiB
Diff
From aab5c96b7eb237b8bcd15e28f8aff068842db4b7 Mon Sep 17 00:00:00 2001
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From: David Neto <dneto@google.com>
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Date: Tue, 3 Mar 2026 12:11:47 -0500
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Subject: [PATCH] opt: Fix build issue with gcc 16 (replaeces PR #6542)
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(#6567)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Compiling with gcc 16 throws this error:
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FAILED: [code=1]
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source/opt/CMakeFiles/SPIRV-Tools-opt.dir/decoration_manager.cpp.o
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source/opt/decoration_manager.cpp: In member function
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‘spvtools::opt::analysis::DecorationManager::CloneDecorations(unsigned
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int, unsigned int)’:
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source/opt/decoration_manager.cpp:546:27: error:
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‘MEM[(unsigned int &)&op + 24]’ may be used uninitialized
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[-Werror=maybe-uninitialized]
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546 | if (op.words[0] == from) { // add new pair of operands: (to,
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literal)
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source/opt/decoration_manager.cpp:545:19: note: ‘op’ declared here
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545 | Operand op = inst->GetOperand(i);
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| ^~
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cc1plus: all warnings being treated as errors
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Make sure that the vector is not empty before using it.
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Co-authored-by: José Expósito <jose.exposito89@gmail.com>
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Signed-off-by: Martin Jansa <martin.jansa@gmail.com>
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Upstream-Status: Backport [c28f5937bce369dde1d645299a8c9873da43dc72]
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---
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source/opt/decoration_manager.cpp | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/source/opt/decoration_manager.cpp b/source/opt/decoration_manager.cpp
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index 3e95dbc35..bee7d9482 100644
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--- a/source/opt/decoration_manager.cpp
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+++ b/source/opt/decoration_manager.cpp
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@@ -543,7 +543,8 @@ void DecorationManager::CloneDecorations(uint32_t from, uint32_t to) {
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const uint32_t num_operands = inst->NumOperands();
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for (uint32_t i = 1; i < num_operands; i += 2) {
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Operand op = inst->GetOperand(i);
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- if (op.words[0] == from) { // add new pair of operands: (to, literal)
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+ if (!op.words.empty() &&
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+ op.words[0] == from) { // add new pair of operands: (to, literal)
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inst->AddOperand(
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Operand(spv_operand_type_t::SPV_OPERAND_TYPE_ID, {to}));
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op = inst->GetOperand(i + 1);
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