diff -Naur acpica-unix2-20181003.orig/source/compiler/asloptions.c acpica-unix2-20181003/source/compiler/asloptions.c
--- acpica-unix2-20181003.orig/source/compiler/asloptions.c	2018-09-27 07:15:04.000000000 -0700
+++ acpica-unix2-20181003/source/compiler/asloptions.c	2018-10-03 12:48:08.346641839 -0700
@@ -126,6 +126,7 @@
     if (AslGbl_DoSignon)
     {
         printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
+	printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
         if (AslGbl_IgnoreErrors)
         {
             printf ("Ignoring all errors, forcing AML file generation\n\n");
@@ -753,6 +754,7 @@
         case '^':
 
             printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
+            printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
             exit (0);
 
         case 'a':
@@ -766,6 +768,7 @@
 
             printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
             printf (ACPI_COMMON_BUILD_TIME);
+            printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
             exit (0);
 
         case 'e':