preserve application and error inference in test builds

compiler_tests.odin

@@ -12827,9 +12827,25 @@ native_test_framework_discovers_reports_and_preserves_main :: proc(t: ^testing.T
 
 test import "../dependency"
 
-main func() i32 { return 77 }
+Token :: struct { start int }
+OperationError :: enum { failed }
+
+scan func() void {
+	cursor usize = 0
+	_ = Token{start = cursor}
+}
+
+operation func(fail bool) void ! OperationError {
+	if (fail) return .failed
+}
+
+main func() i32 {
+	scan()
+	return 77
+}
 
 root_passes test {
+	try operation(false)
 	try testing.expect(true)
 }
 
@@ -12840,6 +12856,10 @@ root_fails test {
 root_continues test {
 	try testing.expect(true)
 }
+
+root_errors test {
+	try operation(true)
+}
 `
 	dependency_text := `testing :: import "@std/testing"
 
@@ -12873,9 +12893,10 @@ dependency_passes test {
 	testing.expect(t, strings.contains(output, "FAIL root.root_fails"))
 	testing.expect(t, strings.contains(output, "expected 42, found 41"))
 	testing.expect(t, strings.contains(output, "PASS root.root_continues"))
+	testing.expect(t, strings.contains(output, "FAIL root.root_errors"))
 	testing.expect(t, strings.contains(output, "PASS dependency.dependency_passes"))
 	testing.expect(t, strings.contains(output, root_path))
-	testing.expect(t, strings.contains(output, "3 passed, 1 failed"))
+	testing.expect(t, strings.contains(output, "3 passed, 2 failed"))
 }
 
 @(test)