<html>
<head>
<base href="https://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Assertion failed at CodeGen/RegisterScavenging.cpp:418"
href="https://llvm.org/bugs/show_bug.cgi?id=25724">25724</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Assertion failed at CodeGen/RegisterScavenging.cpp:418
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>-New Bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>sbc@chromium.org
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=15387" name="attach_15387" title="command line">attachment 15387</a> <a href="attachment.cgi?id=15387&action=edit" title="command line">[details]</a></span>
command line
[4729/4785] CXX
obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o
FAILED: /usr/local/google/home/sbc/bin/goma/gomacc
../../third_party/llvm-build/Release+Asserts/bin/clang++ -MMD -MF
obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o.d
-DV8_DEPRECATION_WARNINGS -DCLD_VERSION=2 -DENABLE_MDNS=1
-DENABLE_NOTIFICATIONS -DENABLE_PEPPER_CDMS -DENABLE_PLUGINS=1 -DENABLE_PDF=1
-DENABLE_PRINTING=1 -DENABLE_BASIC_PRINTING=1 -DENABLE_PRINT_PREVIEW=1
-DENABLE_SPELLCHECK=1 -DDONT_EMBED_BUILD_METADATA -DUSE_UDEV
-DUI_COMPOSITOR_IMAGE_TRANSPORT -DUSE_ASH=1 -DUSE_AURA=1 -DUSE_PANGO=1
-DUSE_CAIRO=1 -DUSE_CLIPBOARD_AURAX11=1 -DUSE_DEFAULT_RENDER_THEME=1
-DUSE_GLIB=1 -DUSE_OPENSSL=1 -DUSE_NSS_CERTS=1 -DUSE_X11=1 -DENABLE_WEBRTC=1
-DENABLE_EXTENSIONS=1 -DENABLE_CONFIGURATION_POLICY -DENABLE_TASK_MANAGER=1
-DENABLE_THEMES=1 -DENABLE_CAPTIVE_PORTAL_DETECTION=1
-DENABLE_SESSION_SERVICE=1 -DENABLE_APP_LIST=1 -DENABLE_SETTINGS_APP=1
-DENABLE_SUPERVISED_USERS=1 -DENABLE_SERVICE_DISCOVERY=1
-DENABLE_AUTOFILL_DIALOG=1 -DENABLE_ONE_CLICK_SIGNIN -DENABLE_HIDPI=1
-DENABLE_TOPCHROME_MD=1 -DENABLE_BACKGROUND=1 -DFULL_SAFE_BROWSING
-DSAFE_BROWSING_CSD -DSAFE_BROWSING_DB_LOCAL -DCHROMIUM_BUILD
-DENABLE_MEDIA_ROUTER=1 -DFIELDTRIAL_TESTING_ENABLED
-DCR_CLANG_REVISION=254049-1 -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
-D_LARGEFILE64_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS
-DCOMPONENT_BUILD -D_DEBUG -DDYNAMIC_ANNOTATIONS_ENABLED=1
-DWTF_USE_DYNAMIC_ANNOTATIONS=1 -DMOJO_USE_SYSTEM_IMPL -DMOJO_USE_SYSTEM_IMPL
-DGL_GLEXT_PROTOTYPES -DGTEST_HAS_POSIX_RE=0 -DGTEST_LANG_CXX11=0
-DGTEST_HAS_RTTI=0 -DMOJO_USE_GLES2_IMPL -DTOOLKIT_VIEWS=1
-DSK_IGNORE_LINEONLY_AA_CONVEX_PATH_OPTS -DSK_IGNORE_GL_TEXTURE_TARGET
-DSKIA_DLL -DGR_GL_IGNORE_ES3_MSAA=0 -DSK_SUPPORT_GPU=1
-DV8_USE_EXTERNAL_STARTUP_DATA -DU_USING_ICU_NAMESPACE=0 -DU_ENABLE_DYLOAD=0
-DGOOGLE_PROTOBUF_NO_RTTI -DGOOGLE_PROTOBUF_NO_STATIC_INITIALIZER
-DPROTOBUF_USE_DLLS -DUSE_LIBJPEG_TURBO=1 -DCHROME_PNG_WRITE_SUPPORT
-DPNG_USER_CONFIG -DV8_SHARED -DUSING_V8_SHARED -DOPENSSL_SMALL
-DBORINGSSL_SHARED_LIBRARY -DUNIT_TEST -DLEVELDB_PLATFORM_CHROMIUM=1 -I../..
-Igen -Igen/extensions -Igen/extensions -Igen/extensions
-I../../build/linux/debian_wheezy_arm-sysroot/usr/include/glib-2.0
-I../../build/linux/debian_wheezy_arm-sysroot/usr/lib/arm-linux-gnueabihf/glib-2.0/include
-I../../third_party/khronos -I../../gpu -I../../third_party/libwebp
-I../../testing/gtest/include -I../../skia/config -I../../skia/ext
-I../../third_party/skia/include/c -I../../third_party/skia/include/config
-I../../third_party/skia/include/core -I../../third_party/skia/include/effects
-I../../third_party/skia/include/images -I../../third_party/skia/include/lazy
-I../../third_party/skia/include/pathops -I../../third_party/skia/include/pdf
-I../../third_party/skia/include/pipe -I../../third_party/skia/include/ports
-I../../third_party/skia/include/utils -I../../third_party/skia/include/gpu
-I../../third_party/skia/src/gpu -I../../third_party/WebKit
-I../../third_party/icu/source/common -I../../third_party/icu/source/i18n
-I../../third_party/npapi -I../../third_party/npapi/bindings
-I../../third_party/protobuf/src -Igen/protoc_out
-I../../third_party/protobuf/src -I../../third_party/protobuf
-I../../third_party/libjpeg_turbo -I../../third_party/iccjpeg
-I../../third_party/libpng -I../../third_party/zlib
-I../../third_party/ots/include -I../../third_party/qcms/src -I../../v8/include
-I../../build/linux/debian_wheezy_arm-sysroot/usr/include/nss
-I../../build/linux/debian_wheezy_arm-sysroot/usr/include/nspr
-I../../third_party/boringssl/src/include -I../../testing/gmock/include
-Igen/extensions/strings -I../../third_party/leveldatabase
-I../../third_party/leveldatabase/src
-I../../third_party/leveldatabase/src/include -fno-strict-aliasing
--param=ssp-buffer-size=4 -fstack-protector -funwind-tables -fPIC -pipe
-fcolor-diagnostics -pthread -target arm-linux-gnueabihf -march=armv7-a
-mfloat-abi=hard -mthumb -mtune=generic-armv7-a -mfpu=neon -Wall -Wsign-compare
-Wendif-labels -Wno-missing-field-initializers -Wno-unused-parameter -Werror
-Wno-c++11-narrowing -Wno-covered-switch-default -Wno-deprecated-register
-Wno-unneeded-internal-declaration -Wno-inconsistent-missing-override
-Wno-reserved-user-defined-literal -Wno-shift-negative-value
-Wno-bitfield-width -O0 -g2
--sysroot=/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot
-fvisibility=hidden -Xclang -load -Xclang
../../third_party/llvm-build/Release+Asserts/lib/libFindBadConstructs.so
-Xclang -add-plugin -Xclang find-bad-constructs -Xclang
-plugin-arg-find-bad-constructs -Xclang check-templates -Wheader-hygiene
-Wstring-conversion -Wno-header-guard -fno-threadsafe-statics
-fvisibility-inlines-hidden -Wno-undefined-bool-conversion
-Wno-tautological-undefined-compare -std=gnu++11 -fno-rtti -fno-exceptions -c
../../extensions/browser/extension_pref_value_map_unittest.cc -o
obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o
clang:
/work/chromium/src/third_party/llvm/lib/CodeGen/RegisterScavenging.cpp:418:
unsigned int llvm::RegScavenger::scavengeRegister(const
llvm::TargetRegisterClass *, MachineBasicBlock::iterator, int): Assertion
`Scavenged[SI].FrameIndex >= 0 && "Cannot scavenge register without an
emergency spill slot!"' failed.
0 clang 0x000000000185e6e8 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
+ 40
1 clang 0x000000000185ee47
2 libc.so.6 0x00007f3cb8368d40
3 libc.so.6 0x00007f3cb8368cc9 gsignal + 57
4 libc.so.6 0x00007f3cb836c0d8 abort + 328
5 libc.so.6 0x00007f3cb8361b86
6 libc.so.6 0x00007f3cb8361c32
7 clang 0x00000000012a7feb
8 clang 0x0000000001267741
9 clang 0x00000000011f9bf9
llvm::MachineFunctionPass::runOnFunction(llvm::Function&) + 153
10 clang 0x000000000149bf44
llvm::FPPassManager::runOnFunction(llvm::Function&) + 564
11 clang 0x000000000149c18b llvm::FPPassManager::runOnModule(llvm::Module&)
+ 43
12 clang 0x000000000149c655
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 869
13 clang 0x0000000001994d7d
clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions
const&, clang::TargetOptions const&, clang::LangOptions const&,
llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::raw_pwrite_stream*)
+ 8429
14 clang 0x0000000001fec758
15 clang 0x0000000001d40e4c
clang::MultiplexConsumer::HandleTranslationUnit(clang::ASTContext&) + 44
16 clang 0x00000000023664b6 clang::ParseAST(clang::Sema&, bool, bool) + 598
17 clang 0x0000000001d0c455 clang::FrontendAction::Execute() + 69
18 clang 0x0000000001cd7ae1
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 1153
19 clang 0x0000000001d99b1e
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 3086
20 clang 0x00000000006f0282 cc1_main(llvm::ArrayRef<char const*>, char
const*, void*) + 1186
21 clang 0x00000000006eed73 main + 12675
22 libc.so.6 0x00007f3cb8353ec5 __libc_start_main + 245
23 clang 0x00000000006ebac9
Stack dump:
0. Program arguments:
/usr/local/google/home/sbc/dev/chromium/src/third_party/llvm-build/Release+Asserts/bin/clang
-cc1 -triple thumbv7--linux-gnueabihf -emit-obj -mrelax-all -disable-free
-main-file-name extension_pref_value_map_unittest.cc -mrelocation-model pic
-pic-level 2 -mthread-model posix -mdisable-fp-elim -relaxed-aliasing
-fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu
cortex-a8 -target-feature -fp-only-sp -target-feature -d16 -target-feature
+vfp3 -target-feature -fp16 -target-feature -vfp4 -target-feature -fp-armv8
-target-feature +neon -target-feature -crypto -target-abi aapcs-linux
-mfloat-abi hard -dwarf-column-info -debug-info-kind=limited -dwarf-version=4
-coverage-file
/usr/local/google/home/sbc/dev/chromium/src/out_arm_gn/debug/obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o
-resource-dir
/usr/local/google/home/sbc/dev/chromium/src/third_party/llvm-build/Release+Asserts/bin/../lib/clang/3.8.0
-dependency-file
obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o.d -MT
obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o -D
V8_DEPRECATION_WARNINGS -D CLD_VERSION=2 -D ENABLE_MDNS=1 -D
ENABLE_NOTIFICATIONS -D ENABLE_PEPPER_CDMS -D ENABLE_PLUGINS=1 -D ENABLE_PDF=1
-D ENABLE_PRINTING=1 -D ENABLE_BASIC_PRINTING=1 -D ENABLE_PRINT_PREVIEW=1 -D
ENABLE_SPELLCHECK=1 -D DONT_EMBED_BUILD_METADATA -D USE_UDEV -D
UI_COMPOSITOR_IMAGE_TRANSPORT -D USE_ASH=1 -D USE_AURA=1 -D USE_PANGO=1 -D
USE_CAIRO=1 -D USE_CLIPBOARD_AURAX11=1 -D USE_DEFAULT_RENDER_THEME=1 -D
USE_GLIB=1 -D USE_OPENSSL=1 -D USE_NSS_CERTS=1 -D USE_X11=1 -D ENABLE_WEBRTC=1
-D ENABLE_EXTENSIONS=1 -D ENABLE_CONFIGURATION_POLICY -D ENABLE_TASK_MANAGER=1
-D ENABLE_THEMES=1 -D ENABLE_CAPTIVE_PORTAL_DETECTION=1 -D
ENABLE_SESSION_SERVICE=1 -D ENABLE_APP_LIST=1 -D ENABLE_SETTINGS_APP=1 -D
ENABLE_SUPERVISED_USERS=1 -D ENABLE_SERVICE_DISCOVERY=1 -D
ENABLE_AUTOFILL_DIALOG=1 -D ENABLE_ONE_CLICK_SIGNIN -D ENABLE_HIDPI=1 -D
ENABLE_TOPCHROME_MD=1 -D ENABLE_BACKGROUND=1 -D FULL_SAFE_BROWSING -D
SAFE_BROWSING_CSD -D SAFE_BROWSING_DB_LOCAL -D CHROMIUM_BUILD -D
ENABLE_MEDIA_ROUTER=1 -D FIELDTRIAL_TESTING_ENABLED -D
CR_CLANG_REVISION=254049-1 -D _FILE_OFFSET_BITS=64 -D _LARGEFILE_SOURCE -D
_LARGEFILE64_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D
COMPONENT_BUILD -D _DEBUG -D DYNAMIC_ANNOTATIONS_ENABLED=1 -D
WTF_USE_DYNAMIC_ANNOTATIONS=1 -D MOJO_USE_SYSTEM_IMPL -D MOJO_USE_SYSTEM_IMPL
-D GL_GLEXT_PROTOTYPES -D GTEST_HAS_POSIX_RE=0 -D GTEST_LANG_CXX11=0 -D
GTEST_HAS_RTTI=0 -D MOJO_USE_GLES2_IMPL -D TOOLKIT_VIEWS=1 -D
SK_IGNORE_LINEONLY_AA_CONVEX_PATH_OPTS -D SK_IGNORE_GL_TEXTURE_TARGET -D
SKIA_DLL -D GR_GL_IGNORE_ES3_MSAA=0 -D SK_SUPPORT_GPU=1 -D
V8_USE_EXTERNAL_STARTUP_DATA -D U_USING_ICU_NAMESPACE=0 -D U_ENABLE_DYLOAD=0 -D
GOOGLE_PROTOBUF_NO_RTTI -D GOOGLE_PROTOBUF_NO_STATIC_INITIALIZER -D
PROTOBUF_USE_DLLS -D USE_LIBJPEG_TURBO=1 -D CHROME_PNG_WRITE_SUPPORT -D
PNG_USER_CONFIG -D V8_SHARED -D USING_V8_SHARED -D OPENSSL_SMALL -D
BORINGSSL_SHARED_LIBRARY -D UNIT_TEST -D LEVELDB_PLATFORM_CHROMIUM=1 -I ../..
-I gen -I gen/extensions -I gen/extensions -I gen/extensions -I
../../build/linux/debian_wheezy_arm-sysroot/usr/include/glib-2.0 -I
../../build/linux/debian_wheezy_arm-sysroot/usr/lib/arm-linux-gnueabihf/glib-2.0/include
-I ../../third_party/khronos -I ../../gpu -I ../../third_party/libwebp -I
../../testing/gtest/include -I ../../skia/config -I ../../skia/ext -I
../../third_party/skia/include/c -I ../../third_party/skia/include/config -I
../../third_party/skia/include/core -I ../../third_party/skia/include/effects
-I ../../third_party/skia/include/images -I ../../third_party/skia/include/lazy
-I ../../third_party/skia/include/pathops -I ../../third_party/skia/include/pdf
-I ../../third_party/skia/include/pipe -I ../../third_party/skia/include/ports
-I ../../third_party/skia/include/utils -I ../../third_party/skia/include/gpu
-I ../../third_party/skia/src/gpu -I ../../third_party/WebKit -I
../../third_party/icu/source/common -I ../../third_party/icu/source/i18n -I
../../third_party/npapi -I ../../third_party/npapi/bindings -I
../../third_party/protobuf/src -I gen/protoc_out -I
../../third_party/protobuf/src -I ../../third_party/protobuf -I
../../third_party/libjpeg_turbo -I ../../third_party/iccjpeg -I
../../third_party/libpng -I ../../third_party/zlib -I
../../third_party/ots/include -I ../../third_party/qcms/src -I ../../v8/include
-I ../../build/linux/debian_wheezy_arm-sysroot/usr/include/nss -I
../../build/linux/debian_wheezy_arm-sysroot/usr/include/nspr -I
../../third_party/boringssl/src/include -I ../../testing/gmock/include -I
gen/extensions/strings -I ../../third_party/leveldatabase -I
../../third_party/leveldatabase/src -I
../../third_party/leveldatabase/src/include -isysroot
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot
-internal-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/lib/gcc/arm-linux-gnueabihf/4.6/../../../../include/c++/4.6
-internal-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/lib/gcc/arm-linux-gnueabihf/4.6/../../../../include/c++/4.6/arm-linux-gnueabihf
-internal-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/lib/gcc/arm-linux-gnueabihf/4.6/../../../../include/c++/4.6/backward
-internal-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/local/include
-internal-isystem
/usr/local/google/home/sbc/dev/chromium/src/third_party/llvm-build/Release+Asserts/bin/../lib/clang/3.8.0/include
-internal-externc-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/include/arm-linux-gnueabihf
-internal-externc-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/include
-internal-externc-isystem
/usr/local/google/home/sbc/dev/chromium/src/build/linux/debian_wheezy_arm-sysroot/usr/include
-O0 -Wall -Wsign-compare -Wendif-labels -Wno-missing-field-initializers
-Wno-unused-parameter -Werror -Wno-c++11-narrowing -Wno-covered-switch-default
-Wno-deprecated-register -Wno-unneeded-internal-declaration
-Wno-inconsistent-missing-override -Wno-reserved-user-defined-literal
-Wno-shift-negative-value -Wno-bitfield-width -Wheader-hygiene
-Wstring-conversion -Wno-header-guard -Wno-undefined-bool-conversion
-Wno-tautological-undefined-compare -std=gnu++11 -fdeprecated-macro
-fdebug-compilation-dir
/usr/local/google/home/sbc/dev/chromium/src/out_arm_gn/debug -ferror-limit 19
-fmessage-length 0 -fvisibility hidden -fvisibility-inlines-hidden -pthread
-stack-protector 1 -stack-protector-buffer-size 4
-fallow-half-arguments-and-returns -fno-rtti -fno-signed-char
-fno-threadsafe-statics -fobjc-runtime=gcc -fdiagnostics-show-option
-fcolor-diagnostics -load
../../third_party/llvm-build/Release+Asserts/lib/libFindBadConstructs.so
-add-plugin find-bad-constructs -plugin-arg-find-bad-constructs check-templates
-o obj/extensions/extensions_unittests/extension_pref_value_map_unittest.o -x
c++ ../../extensions/browser/extension_pref_value_map_unittest.cc
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module
'../../extensions/browser/extension_pref_value_map_unittest.cc'.
4. Running pass 'Prologue/Epilogue Insertion & Frame Finalization' on
function
'@_ZN7testing8internal12ValueArray32I25OverrideIncognitoTestCaseS2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_EC2ES2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_S2_'
clang: error: unable to execute command: Aborted (core dumped)
clang: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.8.0 (trunk 254049)
Target: arm--linux-gnueabihf
Thread model: posix
InstalledDir:
/usr/local/google/home/sbc/dev/chromium/src/third_party/llvm-build/Release+Asserts/bin</pre>
</div>
</p>
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