Add C comment that '=' is not documented for plpgsql assignment.

bmomjian · bmomjian · commit 1d9a6ae8555d · 2012-08-15T12:00:56.000-04:00
diff --git a/src/pl/plpgsql/src/gram.y b/src/pl/plpgsql/src/gram.y
@@ -746,7 +746,7 @@ decl_defkey		: assign_operator
 				| K_DEFAULT
 				;
 
-assign_operator	: '='
+assign_operator	: '='	/* not documented because it might be removed someday */
 				| COLON_EQUALS
 				;
 

Original file line number	Diff line number	Diff line change
`@@ -746,7 +746,7 @@ decl_defkey : assign_operator`
`746`	`746`	`\| K_DEFAULT`
`747`	`747`	`;`
`748`	`748`
`749`		`-assign_operator : '='`
	`749`	`+assign_operator : '=' /* not documented because it might be removed someday */`
`750`	`750`	`\| COLON_EQUALS`
`751`	`751`	`;`
`752`	`752`