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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Regression(r297124:297134): Assertion `Val && "isa<> used on a null pointer"' failed when building chromium for linux/dbg"
href="https://bugs.llvm.org/show_bug.cgi?id=32171">32171</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Regression(r297124:297134): Assertion `Val && "isa<> used on a null pointer"' failed when building chromium for linux/dbg
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>DebugInfo
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>nicolasweber@gmx.de
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>FAILED: obj/v8/v8_base/hydrogen-range-analysis.o
../../third_party/llvm-build/Release+Asserts/bin/clang++ -MMD -MF
obj/v8/v8_base/hydrogen-range-analysis.o.d -DV8_DEPRECATION_WARNINGS -DUSE_UDEV
-DUI_COMPOSITOR_IMAGE_TRANSPORT -DUSE_AURA=1 -DUSE_PANGO=1 -DUSE_CAIRO=1
-DUSE_GLIB=1 -DUSE_NSS_CERTS=1 -DUSE_X11=1 -DFULL_SAFE_BROWSING
-DSAFE_BROWSING_CSD -DSAFE_BROWSING_DB_LOCAL -DCHROMIUM_BUILD
-DENABLE_MEDIA_ROUTER=1 -DFIELDTRIAL_TESTING_ENABLED
-DCR_CLANG_REVISION=\"297134\" -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
-D_LARGEFILE64_SOURCE -DCOMPONENT_BUILD -D_DEBUG
-DDYNAMIC_ANNOTATIONS_ENABLED=1 -DWTF_USE_DYNAMIC_ANNOTATIONS=1
-D_GLIBCXX_DEBUG=1 -DBUILDING_V8_SHARED -DENABLE_DISASSEMBLER -DOBJECT_PRINT
-DVERIFY_HEAP -DTRACE_MAPS -DV8_ENABLE_CHECKS -DV8_I18N_SUPPORT
-DENABLE_HANDLE_ZAPPING -DV8_USE_EXTERNAL_STARTUP_DATA -DV8_TARGET_ARCH_X64
-DDEBUG -DUSING_V8_BASE_SHARED -DU_USING_ICU_NAMESPACE=0 -DU_ENABLE_DYLOAD=0
-DICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE -I../.. -Igen -I../../v8
-I../../v8/include -I../../third_party/icu/source/common
-I../../third_party/icu/source/i18n -fno-strict-aliasing
--param=ssp-buffer-size=4 -fstack-protector -Wno-builtin-macro-redefined
-D__DATE__= -D__TIME__= -D__TIMESTAMP__= -funwind-tables -fPIC -pipe
-B../../third_party/binutils/Linux_x64/Release/bin -fcolor-diagnostics -m64
-march=x86-64 -pthread -fno-omit-frame-pointer -g2 -gsplit-dwarf
--sysroot=../../build/linux/debian_wheezy_amd64-sysroot -fvisibility=hidden
-Wheader-hygiene -Wstring-conversion -Wtautological-overlap-compare -Werror
-Wall -Wno-unused-variable -Wno-missing-field-initializers
-Wno-unused-parameter -Wno-c++11-narrowing -Wno-covered-switch-default
-Wno-deprecated-register -Wno-unneeded-internal-declaration
-Wno-inconsistent-missing-override -Wno-shift-negative-value
-Wno-undefined-var-template -Wno-nonportable-include-path
-Wno-address-of-packed-member -Wno-unused-lambda-capture
-Wno-user-defined-warnings -Wsign-compare -Winconsistent-missing-override -O3
-fno-ident -fdata-sections -ffunction-sections -fvisibility-inlines-hidden
-Wno-undefined-bool-conversion -Wno-tautological-undefined-compare -std=gnu++11
-fno-rtti -fno-exceptions -Wno-deprecated -c
../../v8/src/crankshaft/hydrogen-range-analysis.cc -o
obj/v8/v8_base/hydrogen-range-analysis.o
clang-5.0:
/b/rr/tmpUeTTxb/w/src/third_party/llvm/include/llvm/Support/Casting.h:95:
static bool llvm::isa_impl_cl<To, const From*>::doit(const From*) [with To =
llvm::PHINode; From = llvm::Value]: Assertion `Val && "isa<> used on a null
pointer"' failed.
#0 0x0000000001ede94a llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1ede94a)
#1 0x0000000001edc9ce llvm::sys::RunSignalHandlers()
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1edc9ce)
#2 0x0000000001edcb32
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1edcb32)
#3 0x00007fee49cfa330 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x10330)
#4 0x00007fee488eec37 gsignal
/build/eglibc-oGUzwX/eglibc-2.19/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:56:0
#5 0x00007fee488f2028 abort
/build/eglibc-oGUzwX/eglibc-2.19/stdlib/abort.c:91:0
#6 0x00007fee488e7bf6 __assert_fail_base
/build/eglibc-oGUzwX/eglibc-2.19/assert/assert.c:92:0
#7 0x00007fee488e7ca2 (/lib/x86_64-linux-gnu/libc.so.6+0x2fca2)
#8 0x0000000001da6b58
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1da6b58)
#9 0x0000000001da6c8a
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1da6c8a)
#10 0x0000000001da79aa
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1da79aa)
#11 0x0000000001671d87 llvm::LPPassManager::runOnFunction(llvm::Function&)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1671d87)
#12 0x0000000001acd783 llvm::FPPassManager::runOnFunction(llvm::Function&)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1acd783)
#13 0x0000000002821fef
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x2821fef)
#14 0x0000000001ace08f llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x1ace08f)
#15 0x00000000020657a1
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x20657a1)
#16 0x00000000020669eb clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::HeaderSearchOptions const&, clang::CodeGenOptions const&,
clang::TargetOptions const&, clang::LangOptions const&, llvm::DataLayout
const&, llvm::Module*, clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x20669eb)
#17 0x00000000026c418c
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x26c418c)
#18 0x0000000002a83f92 clang::ParseAST(clang::Sema&, bool, bool)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x2a83f92)
#19 0x00000000026c2baa clang::CodeGenAction::ExecuteAction()
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x26c2baa)
#20 0x00000000023a8826 clang::FrontendAction::Execute()
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x23a8826)
#21 0x0000000002383326
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x2383326)
#22 0x0000000002433324
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0x2433324)
#23 0x0000000000b1a2e8 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*)
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0xb1a2e8)
#24 0x0000000000abc076 main
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0xabc076)
#25 0x00007fee488d9f45 __libc_start_main
/build/eglibc-oGUzwX/eglibc-2.19/csu/libc-start.c:321:0
#26 0x0000000000b15c39 _start
(/b/rr/tmpUeTTxb/w/src/third_party/llvm-build/Release+Asserts/bin/clang-5.0+0xb15c39)</pre>
</div>
</p>
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