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diff src/vim9execute.c @ 28019:53e2bf6032e5 v8.2.4534

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patch 8.2.4534: Vim9: "is" operator with empty string and null returns true Commit: https://github.com/vim/vim/commit/f8691004b069f67becd657a02100d7521d1255a9 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 10 12:20:53 2022 +0000 patch 8.2.4534: Vim9: "is" operator with empty string and null returns true Problem: Vim9: "is" operator with empty string and null returns true. Solution: Consider empty string and null to be different for "is".
author Bram Moolenaar <Bram@vim.org>
date Thu, 10 Mar 2022 13:30:12 +0100
parents 1012048eed26
children 73f4d1e479f2
line wrap: on
line diff
--- a/src/vim9execute.c
+++ b/src/vim9execute.c
@@ -3313,9 +3313,8 @@ exec_instructions(ectx_T *ectx)
 			break;
 		    default:
 			tv->v_type = VAR_STRING;
-			tv->vval.v_string = vim_strsave(
-				iptr->isn_arg.string == NULL
-					? (char_u *)"" : iptr->isn_arg.string);
+			tv->vval.v_string = iptr->isn_arg.string == NULL
+				    ? NULL : vim_strsave(iptr->isn_arg.string);
 		}
 		break;