patch 8.2.2955: Vim9: using filter in compiled command does not workv8.2.2955

Problem:    Vim9: using filter in compiled command does not work.
Solution:   Generate EXEC including the command modifier.

1 files changed, 20 insertions, 3 deletions

diff --git a/src/vim9compile.c b/src/vim9compile.c
index 0c73433d5f..1256bfaac4 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -8536,13 +8536,30 @@ compile_put(char_u *arg, exarg_T *eap, cctx_T *cctx)
     static char_u *
 compile_exec(char_u *line, exarg_T *eap, cctx_T *cctx)
 {
-    char_u  *p;
-    int	    has_expr = FALSE;
-    char_u  *nextcmd = (char_u *)"";
+    char_u	*p;
+    int		has_expr = FALSE;
+    char_u	*nextcmd = (char_u *)"";
 
     if (cctx->ctx_skip == SKIP_YES)
 	goto theend;
 
+    // If there was a prececing command modifier, drop it and include it in the
+    // EXEC command.
+    if (cctx->ctx_has_cmdmod)
+    {
+	garray_T	*instr = &cctx->ctx_instr;
+	isn_T		*isn = ((isn_T *)instr->ga_data) + instr->ga_len - 1;
+
+	if (isn->isn_type == ISN_CMDMOD)
+	{
+	    vim_regfree(isn->isn_arg.cmdmod.cf_cmdmod
+					       ->cmod_filter_regmatch.regprog);
+	    vim_free(isn->isn_arg.cmdmod.cf_cmdmod);
+	    --instr->ga_len;
+	    cctx->ctx_has_cmdmod = FALSE;
+	}
+    }
+
     if (eap->cmdidx >= 0 && eap->cmdidx < CMD_SIZE)
     {
 	long	argt = eap->argt;