FIX: ExprState.tag to actually just be a tag.

Author:
Reviewed-By:
Discussion: https://postgr.es/m/
Backpatch:

diff --git a/src/backend/executor/execExpr.c b/src/backend/executor/execExpr.c
index 20ee1d3fb4bca33561a561dddd96c56df0c6537c..39442f8866ffcb55e9841b2f6cee512f215d81cf 100644 (file)
--- a/src/backend/executor/execExpr.c
+++ b/src/backend/executor/execExpr.c
@@ -361,7 +361,7 @@ ExecBuildProjectionInfo(List *targetList,
 
    projInfo->pi_exprContext = econtext;
    /* We embed ExprState into ProjectionInfo instead of doing extra palloc */
-   projInfo->pi_state.tag.type = T_ExprState;
+   projInfo->pi_state.tag = T_ExprState;
    state = &projInfo->pi_state;
    state->expr = (Expr *) targetList;
    state->parent = parent;

diff --git a/src/include/nodes/execnodes.h b/src/include/nodes/execnodes.h
index b593d22c48a6186927aab97663a38ace60c19e20..44f76082e99aec3255cda640772e571702a9f786 100644 (file)
--- a/src/include/nodes/execnodes.h
+++ b/src/include/nodes/execnodes.h
@@ -61,7 +61,7 @@ typedef Datum (*ExprStateEvalFunc) (struct ExprState *expression,
 
 typedef struct ExprState
 {
-   Node        tag;
+   NodeTag     tag;
 
    uint8       flags;          /* bitmask of EEO_FLAG_* bits, see above */