diff -Naur acpica-unix2-20190215_/source/compiler/asloptions.c acpica-unix2-20190215/source/compiler/asloptions.c > acpica-unix2-20190215_iasl.patch
--- acpica-unix2-20190108_/source/compiler/asloptions.c
+++ acpica-unix2-20190108/source/compiler/asloptions.c
@@ -126,6 +126,7 @@
     if (Gbl_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':