Merge pull request #218 from birth-software/loop-return-if

Loop return if

bootstrap/compiler.zig

@@ -3120,7 +3120,7 @@ fn worker_thread(thread_index: u32, cpu_count: *u32) void {
                     }
                 },
                 .llvm_generate_ir => {
-                    if (thread.functions.length > 0) {
+                    if (thread.functions.length > 0 or thread.global_variables.length > 0) {
                         const context = LLVM.Context.create();
                         const module_name: []const u8 = "thread";
                         const module = LLVM.Module.create(module_name.ptr, module_name.len, context);

retest/standalone/loop_return_if/main.nat

@@ -0,0 +1,21 @@
+>m: s32 = 2;
+>n: s32 = 6;
+
+fn foo(arg: s32) s32 {
+    >i: s32 = 0;
+    loop (i < arg) {
+        if (i > 2) {
+            return i;
+        }
+
+        i += 1;
+    }
+
+    return 15;
+}
+
+fn[cc(.c)] main[export]() s32 {
+    >a = foo(n);
+    >b = foo(n);
+    return (a - b) + (a - (m + 1)) + (b - (m + 1));
+}