http://llvm.org/bugs/show_bug.cgi?id=21941
Bug ID: 21941
Summary: [MetaData] Verifier complaining "All nodes should be
resolved!"
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: ASSIGNED
Severity: normal
Priority: P
Component: DebugInfo
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected]
Classification: Unclassified
Our 12/10 nightlies are reporting a fatal error:
--------------------------------------------------------------------------
All nodes should be resolved!
metadata !27
All nodes should be resolved!
metadata !26
All nodes should be resolved!
metadata !25
All nodes should be resolved!
metadata !24
All nodes should be resolved!
metadata !21
All nodes should be resolved!
metadata !37
All nodes should be resolved!
metadata !35
All nodes should be resolved!
metadata !43
All nodes should be resolved!
metadata !41
fatal error: error in backend: Broken function found, compilation aborted!
--------------------------------------------------------------------------
Reduced test case:
--------------------------------------------------------------------------
$> more test.cpp
int main(int argc, char *argv[]) {
struct N {
};
struct V {
int vi;
};
struct B : N, virtual V {
};
struct C : N, virtual V {
};
struct D : N, virtual V {
};
struct E : B, C, D {
};
E e;
}
--------------------------------------------------------------------------
Reproduce with:
clang "-cc1" "-triple" "aarch64--linux-gnu" "-emit-obj" "-disable-free"
"-main-file-name" "test.cpp" "-static-define" "-mrelocation-model" "static"
"-mthread-model" "posix" "-mdisable-fp-elim" "-fmath-errno" "-masm-verbose"
"-mconstructor-aliases" "-fuse-init-array" "-target-cpu" "cortex-a53"
"-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
"-target-abi" "aapcs" "-g" "-dwarf-column-info" "-D" "__arm__" "-D"
"__extern_always_inline=inline" "-O2" "-trigraphs" "-fdeprecated-macro"
"-ferror-limit" "19" "-fmessage-length" "267" "-mstackrealign"
"-fallow-half-arguments-and-returns" "-fno-signed-char" "-fobjc-runtime=gcc"
"-fcxx-exceptions" "-fexceptions" "-fdiagnostics-show-option"
"-fcolor-diagnostics" "-vectorize-loops" "-vectorize-slp" "-x" "c++" "test.cpp"
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