From 7f87ac996d76a89eeddda1582db7a5d916f4d318 Mon Sep 17 00:00:00 2001
From: yuyi <yuyi98@163.com>
Date: Fri, 10 Apr 2020 17:26:15 +0800
Subject: [PATCH] test: fix vlib/math/big/big_test.v

---
 vlib/math/big/big.v | 12 ++++--------
 vlib/v/gen/cgen.v   |  4 ++--
 vlib/v/util/util.v  |  3 +++
 3 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/vlib/math/big/big.v b/vlib/math/big/big.v
index 058cd5cf25..5c06008598 100644
--- a/vlib/math/big/big.v
+++ b/vlib/math/big/big.v
@@ -2,14 +2,10 @@ module big
 
 // Wrapper for https://github.com/kokke/tiny-bignum-c
 
-#flag -I @VROOT/thirdparty/bignum
-#flag @VROOT/thirdparty/bignum/bn.o
+#flag -I thirdparty/bignum
+#flag thirdparty/bignum/bn.o
 #include "bn.h"
 
-const (
-	STRING_BUFFER_SIZE = 8192
-)
-
 pub struct Number {
 	array [32]u32
 }
@@ -77,8 +73,8 @@ pub fn (n Number) str() string {
 }
 
 pub fn (n Number) hexstr() string {
-	mut buf := [STRING_BUFFER_SIZE]byte
-	C.bignum_to_string( &n, buf, STRING_BUFFER_SIZE)
+	mut buf := [8192]byte
+	C.bignum_to_string( &n, buf, 8192)
 	// NB: bignum_to_string , returns the HEXADECIMAL representation of the bignum n
 	s := tos_clone( buf )
 	if s.len == 0 { return '0' }
diff --git a/vlib/v/gen/cgen.v b/vlib/v/gen/cgen.v
index a97f06dd3e..bab53411bc 100644
--- a/vlib/v/gen/cgen.v
+++ b/vlib/v/gen/cgen.v
@@ -799,7 +799,7 @@ fn (g mut Gen) gen_fn_decl(it ast.FnDecl) {
 	} else {
 		mut name := it.name
 		c := name[0]
-		if c in [`+`, `-`, `*`, `/`] {
+		if c in [`+`, `-`, `*`, `/`, `%`] {
 			name = util.replace_op(name)
 		}
 		if it.is_method {
@@ -1439,7 +1439,7 @@ fn (g mut Gen) infix_expr(node ast.InfixExpr) {
 		g.write(',')
 		g.expr(node.right)
 		g.write(')')
-	} else if node.op in [.plus, .minus, .mul, .div] && (left_sym.name[0].is_capital() || left_sym.name.contains('.')) &&
+	} else if node.op in [.plus, .minus, .mul, .div, .mod] && (left_sym.name[0].is_capital() || left_sym.name.contains('.')) &&
 		left_sym.kind != .alias {
 		// !left_sym.is_number() {
 		g.write(g.typ(node.left_type))
diff --git a/vlib/v/util/util.v b/vlib/v/util/util.v
index fef61901a3..3a6b183011 100644
--- a/vlib/v/util/util.v
+++ b/vlib/v/util/util.v
@@ -211,6 +211,9 @@ fn replace_op(s string) string {
 		`/` {
 			'_div'
 		}
+		`%` {
+			'_mod'
+		}
 		else {
 			''
 		}