shithub: rgbds

Download patch

ref: 0a0427afbbbdc40b87d3b69fad56f091cae89ff3
parent: 88048cdcd7893e01c4fd69ef89207fb7b2e70413
author: Rangi <35663410+Rangi42@users.noreply.github.com>
date: Fri Mar 5 03:27:12 EST 2021

windows-xbuild CI uses ubuntu-18.04 for its gcc 7.3.0 (#784)

GitHub's ubuntu-18.04 environment installs gcc 7.3.0.
The latest ubuntu-20.04 environment installs gcc 9.3.0.
Version 9.3.0 is incompatible with building libpng 1.6.37,
as of 2021-03-04.

Fixes #783

--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -133,7 +133,7 @@
     strategy:
       matrix:
         bits: [32, 64]
-        os: [ubuntu-latest]
+        os: [ubuntu-18.04]
         include:
           - bits: 32
             arch: i686