From 2d98df1536ce036805ffc4c6e2cadcc209c64e15 Mon Sep 17 00:00:00 2001
From: drh <>
Date: Wed, 21 Jan 2026 11:29:20 +0000
Subject: [PATCH] Add a new assert().

FossilOrigin-Name: bc450aba674a8934d718a88af3c2343555b43c2d8403bd5f6d14e177fce6bc9f
---
 manifest      | 12 ++++++------
 manifest.uuid |  2 +-
 src/select.c  |  2 ++
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/manifest b/manifest
index 4f35eb5b0a..4aaa02678c 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Strive\sto\suse\ssort-and-merge\sfor\scompounds\sin\sCTEs.
-D 2026-01-20T20:10:41.063
+C Add\sa\snew\sassert().
+D 2026-01-21T11:29:20.051
 F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@ -738,7 +738,7 @@ F src/printf.c b1b29b5e58e1530d5daeee5963d3c318d8ab2d7e38437580e28755753e0c1ded
 F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
 F src/resolve.c 47aa7fdc9ec4c19b103ac5e79d7887d30119b5675309facf5eed1118391c868b
 F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
-F src/select.c a300ac348b149c82da7172c5e3f26db241da78bf49c845123d1e58857bb8962b
+F src/select.c 27c8c9ba7069646a7fe7fb820879cbad647466572120dc861b3bd16de22ffa6d
 F src/shell.c.in 3bc4c6aa962bdf950dc144c2138eb4bc734bf7e305f2ac42dbda5a83c4a4c660
 F src/sqlite.h.in 476f3efeb5dd26ad94dcbce262ca7eb9d042d797a92d624059c67ef37d5b3ab4
 F src/sqlite3.rc 015537e6ac1eec6c7050e17b616c2ffe6f70fca241835a84a4f0d5937383c479
@@ -2193,8 +2193,8 @@ F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee
 F tool/warnings.sh d924598cf2f55a4ecbc2aeb055c10bd5f48114793e7ba25f9585435da29e7e98
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
 F tool/winmain.c 00c8fb88e365c9017db14c73d3c78af62194d9644feaf60e220ab0f411f3604c
-P 8279c10e2465838010508f6018aa6fdb0e07ca3639f65e727a03a4222573ea57
-R 16b4bd1b72d09c171ba72aad5924a60e
+P 73ed1c790bb386a2981bf7076d23d37e09fa9db3966a7a164b8964fdb14fdad2
+R 96d50761e147184529e9a0057d2cf196
 U drh
-Z a45ecc98b465af55dedd358b42f7fbbf
+Z 082d04bce87e9560b6f0b3e83f457733
 # Remove this line to create a well-formed Fossil manifest.
diff --git a/manifest.uuid b/manifest.uuid
index 2502e2af76..b41a2b6002 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-73ed1c790bb386a2981bf7076d23d37e09fa9db3966a7a164b8964fdb14fdad2
+bc450aba674a8934d718a88af3c2343555b43c2d8403bd5f6d14e177fce6bc9f
diff --git a/src/select.c b/src/select.c
index 5abfa1f8ea..d83a847ddd 100644
--- a/src/select.c
+++ b/src/select.c
@@ -3354,6 +3354,8 @@ static int generateOutputSubroutine(
   int iContinue;
   int addr;
 
+  assert( pIn->eDest==SRT_Coroutine );
+
   addr = sqlite3VdbeCurrentAddr(v);
   iContinue = sqlite3VdbeMakeLabel(pParse);
 
-- 
2.47.3