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<body><span class="vcard"><a class="email" href="mailto:rnk@google.com" title="Reid Kleckner <rnk@google.com>"> <span class="fn">Reid Kleckner</span></a>
</span> changed
<a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - r263424 causes crash during selfhost."
href="https://llvm.org/bugs/show_bug.cgi?id=26942">bug 26942</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>RESOLVED
</td>
<td>REOPENED
</td>
</tr>
<tr>
<td style="text-align:right;">CC</td>
<td>
</td>
<td>hans@chromium.org, rnk@google.com
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>FIXED
</td>
<td>---
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - r263424 causes crash during selfhost."
href="https://llvm.org/bugs/show_bug.cgi?id=26942#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - r263424 causes crash during selfhost."
href="https://llvm.org/bugs/show_bug.cgi?id=26942">bug 26942</a>
from <span class="vcard"><a class="email" href="mailto:rnk@google.com" title="Reid Kleckner <rnk@google.com>"> <span class="fn">Reid Kleckner</span></a>
</span></b>
<pre>The fix caused a different crash while building Chromium for iOS:
<a href="https://build.chromium.org/p/chromium.fyi/builders/ClangToTiOS/builds/6190/steps/compile/logs/stdio">https://build.chromium.org/p/chromium.fyi/builders/ClangToTiOS/builds/6190/steps/compile/logs/stdio</a>
Assertion failed: (!isa<DILexicalBlockFile>(Scope) && "Don't expect Lexical
Block File!"), function addLocalScopeDieToLexicalScope, file
/b/build/slave/ClangToTiOS/build/src/third_party/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp,
line 888.
0 clang-3.9 0x000000010b7bed1b
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 43
1 clang-3.9 0x000000010b7bdf36 llvm::sys::RunSignalHandlers() +
70
2 clang-3.9 0x000000010b7bf53f abort + 767
3 libsystem_platform.dylib 0x00007fff9417ff1a _sigtramp + 26
4 clang-3.9 0x000000010daca298 clang::Stmt::StatisticsEnabled +
220476
5 clang-3.9 0x000000010b7bf256 abort + 22
6 clang-3.9 0x000000010b7bf231 __assert_rtn + 81
7 clang-3.9 0x000000010bd277ab
llvm::DwarfCompileUnit::addLocalScopeDieToLexicalScope(llvm::LexicalScope*,
llvm::DIE*) + 379
8 clang-3.9 0x000000010bd26c66
llvm::DwarfCompileUnit::constructScopeDIE(llvm::LexicalScope*,
llvm::SmallVectorImpl<llvm::DIE*>&) + 470
9 clang-3.9 0x000000010bd274fe
llvm::DwarfCompileUnit::createScopeChildrenDIE(llvm::LexicalScope*,
llvm::SmallVectorImpl<llvm::DIE*>&, bool*) + 686
10 clang-3.9 0x000000010bd26b3b
llvm::DwarfCompileUnit::constructScopeDIE(llvm::LexicalScope*,
llvm::SmallVectorImpl<llvm::DIE*>&) + 171
11 clang-3.9 0x000000010bd274fe
llvm::DwarfCompileUnit::createScopeChildrenDIE(llvm::LexicalScope*,
llvm::SmallVectorImpl<llvm::DIE*>&, bool*) + 686
12 clang-3.9 0x000000010bd2884f
llvm::DwarfCompileUnit::constructSubprogramScopeDIE(llvm::LexicalScope*) + 287
13 clang-3.9 0x000000010bd344c6
llvm::DwarfDebug::endFunction(llvm::MachineFunction const*) + 1174
14 clang-3.9 0x000000010bd090a4
llvm::AsmPrinter::EmitFunctionBody() + 5764
15 clang-3.9 0x000000010a76ac5c
std::__1::__tree<std::__1::__value_type<llvm::MachineInstr*, unsigned int>,
std::__1::__map_value_compare<llvm::MachineInstr*,
std::__1::__value_type<llvm::MachineInstr*, unsigned int>,
std::__1::less<llvm::MachineInstr*>, true>,
std::__1::allocator<std::__1::__value_type<llvm::MachineInstr*, unsigned int> >
<span class="quote">>::destroy(std::__1::__tree_node<std::__1::__value_type<llvm::MachineInstr*,</span >
unsigned int>, void*>*) + 2524
16 clang-3.9 0x000000010b19f72c
llvm::MachineFunctionPass::runOnFunction(llvm::Function&) + 140
17 clang-3.9 0x000000010b398978
llvm::FPPassManager::runOnFunction(llvm::Function&) + 328
18 clang-3.9 0x000000010b398bcb
llvm::FPPassManager::runOnModule(llvm::Module&) + 43
19 clang-3.9 0x000000010b399116
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 998
20 clang-3.9 0x000000010b935f51
clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions
const&, clang::TargetOptions const&, clang::LangOptions const&,
llvm::DataLayout const&, llvm::Module*, clang::BackendAction,
llvm::raw_pwrite_stream*) + 9601
21 clang-3.9 0x000000010bad16ab
clang::EmitObjAction::EmitObjAction(llvm::LLVMContext*) + 1547
22 clang-3.9 0x000000010c20bec5 clang::ParseAST(clang::Sema&,
bool, bool) + 581
23 clang-3.9 0x000000010bcac80b clang::FrontendAction::Execute()
+ 75
24 clang-3.9 0x000000010bc71bc1
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 1073
25 clang-3.9 0x000000010bcf0149
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 4713
26 clang-3.9 0x000000010a5197d6 cc1_main(llvm::ArrayRef<char
const*>, char const*, void*) + 1366
27 clang-3.9 0x000000010a518140 main + 11504
We'll work on getting pre-processed source code, but in the meantime I would
like to revert to green.</pre>
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