fix Issue 22880 - importC: support __restrict__ __signed__ __asm__

WalterBright · dlang-bot · commit 5a662d40c0a4 · 2022-03-25T22:32:41.000Z
diff --git a/src/importc.h b/src/importc.h
@@ -19,6 +19,13 @@
  * ImportC assigns no semantics to `restrict`, so just ignore the keyword.
  */
 #define __restrict
+#define __restrict__
+
+/**********************
+ * Some old pre-Ansi headers use these
+ */
+#define __signed__ signed
+#define __asm__ asm
 
 /********************
  * This is a Microsoft C function calling convention not supported by ImportC,
