Update 001-triangle-arrays1.rs

Lokathor · Lokathor · commit e9f002635bf9 · 2019-12-07T22:53:48.000-07:00
diff --git a/examples/001-triangle-arrays1.rs b/examples/001-triangle-arrays1.rs
@@ -137,6 +137,7 @@ fn main() {
     }
 
     let shader_program = glCreateProgram();
+    assert_ne!(shader_program, 0);
     glAttachShader(shader_program, vertex_shader);
     glAttachShader(shader_program, fragment_shader);
     glLinkProgram(shader_program);

Original file line number	Diff line number	Diff line change
`@@ -137,6 +137,7 @@ fn main() {`
`137`	`137`	`}`
`138`	`138`
`139`	`139`	`let shader_program = glCreateProgram();`
	`140`	`+ assert_ne!(shader_program, 0);`
`140`	`141`	`glAttachShader(shader_program, vertex_shader);`
`141`	`142`	`glAttachShader(shader_program, fragment_shader);`
`142`	`143`	`glLinkProgram(shader_program);`