Balazs Jeszenszky created IMPALA-7032: -----------------------------------------
Summary: Codegen crash when UNIONing NULL and CHAR(N) Key: IMPALA-7032 URL: https://issues.apache.org/jira/browse/IMPALA-7032 Project: IMPALA Issue Type: Bug Components: Backend Affects Versions: Impala 2.12.0 Reporter: Balazs Jeszenszky A simple repro: {code:java} create table test (c1 int); select null from test union select cast('a' as char(1)) from test; {code} {code} #0 0x00007f050c4a61d7 in raise () from sysroot/lib64/libc.so.6 #1 0x00007f050c4a78c8 in abort () from sysroot/lib64/libc.so.6 #2 0x00007f050e7816b5 in os::abort(bool) () from sysroot/usr/java/jdk1.8.0_60/jre/lib/amd64/server/libjvm.so #3 0x00007f050e91fbf3 in VMError::report_and_die() () from sysroot/usr/java/jdk1.8.0_60/jre/lib/amd64/server/libjvm.so #4 0x00007f050e786edf in JVM_handle_linux_signal () from sysroot/usr/java/jdk1.8.0_60/jre/lib/amd64/server/libjvm.so #5 0x00007f050e77d673 in signalHandler(int, siginfo*, void*) () from sysroot/usr/java/jdk1.8.0_60/jre/lib/amd64/server/libjvm.so #6 <signal handler called> #7 0x0000000001a9123d in llvm::FunctionType::get(llvm::Type*, llvm::ArrayRef<llvm::Type*>, bool) () #8 0x0000000000c2c04f in impala::LlvmCodeGen::FnPrototype::GeneratePrototype (this=0x7f03e7fdad90, builder=0x0, params=0x7f03e7fdae30, print_ir=<optimized out>) at /usr/src/debug/impala-2.9.0-cdh5.12.2/be/src/codegen/llvm-codegen.cc:710 #9 0x0000000000846187 in impala::Expr::CreateIrFunctionPrototype (this=this@entry=0x9fded80, codegen=codegen@entry=0xa5a2880, name=..., args=args@entry=0x7f03e7fdae30) at /usr/src/debug/impala-2.9.0-cdh5.12.2/be/src/exprs/expr.cc:505 #10 0x0000000000861e5c in impala::NullLiteral::GetCodegendComputeFn (this=0x9fded80, codegen=0xa5a2880, fn=0x7f03e7fdaf18) at /usr/src/debug/impala-2.9.0-cdh5.12.2/be/src/exprs/null-literal.cc:106 #11 0x0000000000a79bc7 in impala::Tuple::CodegenMaterializeExprs (codegen=codegen@entry=0xa5a2880, collect_string_vals=collect_string_vals@entry=false, desc=..., materialize_expr_ctxs=..., use_mem_pool=use_mem_pool@entry=true, fn=0x7f03e7fdb410) at /usr/src/debug/impala-2.9.0-cdh5.12.2/be/src/runtime/tuple.cc:307 #12 0x0000000000d12828 in impala::UnionNode::Codegen (this=<optimized out>, state=<optimized out>) at /usr/src/debug/impala-2.9.0-cdh5.12.2/be/src/exec/union-node.cc:105 #13 0x0000000000c4aaa1 in impala::ExecNode::Codegen (this=this@entry=0xa0c5480, {code} NullLiteral::GetCodegendComputeFn is missing a check for type.CHAR which isn't implemented. -- This message was sent by Atlassian JIRA (v7.6.3#76005)