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Commit6b4d860

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Fix JITed EEOP_AGG_INIT_TRANS, which missed some state.
The JIT compiled implementation missed maintainingAggState->{current_set,curaggcontext}. That could lead to troublebecause the transition value could be allocated in the wrong context.Reported-By: Rushabh LathiaDiagnosed-By: Dmitry DolgovAuthor: Dmitry Dolgov, with minor changes by meDiscussion:https://postgr.es/m/CAGPqQf165-=+Drw3Voim7M5EjHT1zwPF9BQRjLFQzCzYnNZEiQ@mail.gmail.comBackpatch: 11-, where JIT compilation support was added
1 parent86eaf20 commit6b4d860

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‎src/backend/jit/llvm/llvmjit_expr.c

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Original file line numberDiff line numberDiff line change
@@ -2228,6 +2228,28 @@ llvm_compile_expr(ExprState *state)
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{
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LLVMValueRefparams[3];
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LLVMValueRefv_curaggcontext;
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LLVMValueRefv_current_set;
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LLVMValueRefv_aggcontext;
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v_aggcontext=l_ptr_const(op->d.agg_init_trans.aggcontext,
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l_ptr(StructExprContext));
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v_current_set=
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LLVMBuildStructGEP(b,
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v_aggstatep,
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FIELDNO_AGGSTATE_CURRENT_SET,
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"aggstate.current_set");
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v_curaggcontext=
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LLVMBuildStructGEP(b,
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v_aggstatep,
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FIELDNO_AGGSTATE_CURAGGCONTEXT,
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"aggstate.curaggcontext");
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LLVMBuildStore(b,l_int32_const(op->d.agg_init_trans.setno),
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v_current_set);
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LLVMBuildStore(b,v_aggcontext,
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v_curaggcontext);
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params[0]=v_aggstatep;
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params[1]=v_pertransp;

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