From 341019f372ce7f3110b2d626efcd34b0e0db5a2a Mon Sep 17 00:00:00 2001
From: David Cloutier <16943622+dwc035@users.noreply.github.com>
Date: Wed, 22 Apr 2026 16:02:12 -0400
Subject: [PATCH] Change kInverse array type from char to signed char

fix build error in ARM compile.
CHAR is unsigned, but is initialized to -1.
(x86-x64 CHAR is signed)
---
 webcc/base64.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/webcc/base64.cc b/webcc/base64.cc
index 17cb827..5f7b8c4 100644
--- a/webcc/base64.cc
+++ b/webcc/base64.cc
@@ -54,7 +54,7 @@ static const char kAlphabet[] =
     "0123456789+/";
 
 // kInverse['z'] -> 51 which is the index of 'z' in kAlphabet.
-static const char kInverse[] = {
+static const signed char kInverse[] = {
   -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,  //   0-15
   -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,  //  16-31
   -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63,  //  32-47