From 820fe626e7c5e2e18c01ff019306c999ea6d7613 Mon Sep 17 00:00:00 2001
From: Delyan Angelov <delian66@gmail.com>
Date: Fri, 9 Apr 2021 17:56:36 +0300
Subject: [PATCH] v.gen.c: reduce slightly the generated C lines with
 -skip-unused (3940 -> 3699 for hello_world.v)

---
 vlib/v/gen/c/cgen.v | 7 ++++++-
 vlib/v/gen/c/fn.v   | 6 ++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/vlib/v/gen/c/cgen.v b/vlib/v/gen/c/cgen.v
index d2f0d0b666..9019b30096 100644
--- a/vlib/v/gen/c/cgen.v
+++ b/vlib/v/gen/c/cgen.v
@@ -1264,7 +1264,9 @@ fn (mut g Gen) stmt(node ast.Stmt) {
 			}
 		}
 		ast.TypeDecl {
-			g.writeln('// TypeDecl')
+			if !g.pref.skip_unused {
+				g.writeln('// TypeDecl')
+			}
 		}
 	}
 	if !g.skip_stmt_pos { // && g.stmt_path_pos.len > 0 {
@@ -1793,6 +1795,9 @@ fn ctoslit(s string) string {
 }
 
 fn (mut g Gen) gen_attrs(attrs []ast.Attr) {
+	if g.pref.skip_unused {
+		return
+	}
 	for attr in attrs {
 		g.writeln('// Attr: [$attr.name]')
 	}
diff --git a/vlib/v/gen/c/fn.v b/vlib/v/gen/c/fn.v
index 5943db143e..b2c612d6ea 100644
--- a/vlib/v/gen/c/fn.v
+++ b/vlib/v/gen/c/fn.v
@@ -86,8 +86,10 @@ fn (mut g Gen) process_fn_decl(node ast.FnDecl) {
 	if skip {
 		g.out.go_back_to(pos)
 	}
-	if node.language != .c {
-		g.writeln('')
+	if !g.pref.skip_unused {
+		if node.language != .c {
+			g.writeln('')
+		}
 	}
 }