DECLHAX: Work around _NSConcreteGlobalBlock's linkage on win32

microsoft · Feb 16, 2018 · ef18759 · ef18759
1 parent 97949a9
commit ef18759
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/objc_msgSend.x86-32.S b/objc_msgSend.x86-32.S
@@ -8,6 +8,12 @@
 
 	mov   (%eax), %eax                    # Load the class
 1:                                        # classLoaded
+	lea   CDECL(_NSConcreteGlobalBlock), %edx
+	mov   (%eax), %ecx
+	cmp   %edx, %ecx
+	jne   9f
+	mov   %ecx, %eax
+9:
 	movl  \sel(%esp), %ecx
 	mov   DTABLE_OFFSET(%eax), %eax       # Load the dtable from the class