From 4f70d9700a125bc055cdaf694a65f26f7e869ee3 Mon Sep 17 00:00:00 2001
From: Alexander Medvednikov <alexander@medvednikov.com>
Date: Fri, 10 Apr 2026 14:49:19 +0300
Subject: [PATCH] markused: fix typedefs

---
 vlib/crypto/md5/md5.v       |  7 ++-----
 vlib/crypto/sha1/sha1.v     |  7 ++-----
 vlib/crypto/sha256/sha256.v | 16 +++++-----------
 vlib/crypto/sha512/sha512.v |  4 +---
 vlib/db/sqlite/sqlite.c.v   |  3 +++
 vlib/v/gen/c/fn.v           |  4 ----
 vlib/v/markused/walker.v    |  8 ++++++++
 7 files changed, 21 insertions(+), 28 deletions(-)

diff --git a/vlib/crypto/md5/md5.v b/vlib/crypto/md5/md5.v
index 4091e5fff..f8e6880d3 100644
--- a/vlib/crypto/md5/md5.v
+++ b/vlib/crypto/md5/md5.v
@@ -64,11 +64,8 @@ fn (d &Digest) clone() &Digest {
 
 // new returns a new Digest (implementing hash.Hash) computing the MD5 checksum.
 pub fn new() &Digest {
-	mut d := &Digest{
-		s: []u32{len: 4}
-		x: []u8{len: block_size}
-	}
-	d.reset()
+	mut d := &Digest{}
+	d.init()
 	return d
 }
 
diff --git a/vlib/crypto/sha1/sha1.v b/vlib/crypto/sha1/sha1.v
index 2684334c1..b7e99cebe 100644
--- a/vlib/crypto/sha1/sha1.v
+++ b/vlib/crypto/sha1/sha1.v
@@ -70,11 +70,8 @@ fn (d &Digest) clone() &Digest {
 
 // new returns a new Digest (implementing hash.Hash) computing the SHA1 checksum.
 pub fn new() &Digest {
-	mut d := &Digest{
-		x: []u8{len: chunk}
-		h: []u32{len: 5}
-	}
-	d.reset()
+	mut d := &Digest{}
+	d.init()
 	return d
 }
 
diff --git a/vlib/crypto/sha256/sha256.v b/vlib/crypto/sha256/sha256.v
index 460eee4da..642063a27 100644
--- a/vlib/crypto/sha256/sha256.v
+++ b/vlib/crypto/sha256/sha256.v
@@ -97,22 +97,16 @@ fn (d &Digest) clone() &Digest {
 
 // new returns a new Digest (implementing hash.Hash) computing the SHA256 checksum.
 pub fn new() &Digest {
-	mut d := &Digest{
-		h: []u32{len: 8}
-		x: []u8{len: chunk}
-	}
-	d.reset()
+	mut d := &Digest{}
+	d.init()
 	return d
 }
 
 // new224 returns a new Digest (implementing hash.Hash) computing the SHA224 checksum.
 pub fn new224() &Digest {
-	mut d := &Digest{
-		h:     []u32{len: 8}
-		x:     []u8{len: chunk}
-		is224: true
-	}
-	d.reset()
+	mut d := &Digest{}
+	d.is224 = true
+	d.init()
 	return d
 }
 
diff --git a/vlib/crypto/sha512/sha512.v b/vlib/crypto/sha512/sha512.v
index 96fa158b9..e6b7cd4f6 100644
--- a/vlib/crypto/sha512/sha512.v
+++ b/vlib/crypto/sha512/sha512.v
@@ -143,11 +143,9 @@ fn (d &Digest) clone() &Digest {
 // internal
 fn new_digest(hash crypto.Hash) &Digest {
 	mut d := &Digest{
-		h:        []u64{len: 8}
-		x:        []u8{len: chunk}
 		function: hash
 	}
-	d.reset()
+	d.init()
 	return d
 }
 
diff --git a/vlib/db/sqlite/sqlite.c.v b/vlib/db/sqlite/sqlite.c.v
index c19247ae8..29d57fef3 100644
--- a/vlib/db/sqlite/sqlite.c.v
+++ b/vlib/db/sqlite/sqlite.c.v
@@ -5,6 +5,9 @@ $if freebsd || openbsd {
 	#flag -L/usr/local/lib
 }
 #flag -I@VEXEROOT/thirdparty/sqlite
+$if tinyc {
+	#flag -DSQLITE_DISABLE_INTRINSIC
+}
 $if $pkgconfig('sqlite3') {
 	#pkgconfig sqlite3
 } $else $if windows {
diff --git a/vlib/v/gen/c/fn.v b/vlib/v/gen/c/fn.v
index 406c45b40..b190dc447 100644
--- a/vlib/v/gen/c/fn.v
+++ b/vlib/v/gen/c/fn.v
@@ -5691,10 +5691,6 @@ fn (mut g Gen) ref_or_deref_arg(arg ast.CallArg, expected_type_ ast.Type, lang a
 		exp_styp := g.styp(expected_type)
 		arg_styp := g.styp(arg_typ)
 		if exp_styp != arg_styp {
-			if g.pref.skip_unused {
-				mut muttable := unsafe { &ast.Table(g.table) }
-				muttable.used_features.used_syms[expected_type.idx()] = true
-			}
 			g.write('(${exp_styp})')
 			g.expr(arg.expr)
 			return
diff --git a/vlib/v/markused/walker.v b/vlib/v/markused/walker.v
index 7a68cfcea..66b32c80f 100644
--- a/vlib/v/markused/walker.v
+++ b/vlib/v/markused/walker.v
@@ -1126,6 +1126,14 @@ pub fn (mut w Walker) call_expr(mut node ast.CallExpr) {
 			break
 		}
 	}
+	// Mark function pointer types used in expected arg types, so their typedefs are emitted.
+	// When cgen casts an argument to the expected function pointer type, the typedef must exist.
+	for exp_type in node.expected_arg_types {
+		exp_sym := w.table.sym(exp_type)
+		if exp_sym.kind == .function && !exp_sym.name.starts_with('fn ') {
+			w.mark_by_type(exp_type)
+		}
+	}
 	for concrete_type in node.concrete_types {
 		w.mark_by_type(concrete_type)
 	}
-- 
2.39.5