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Tweak comments.

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This commit is contained in:
Bob Nystrom
2017-03-15 07:10:23 -07:00
parent 627e9edc23
commit c84b8109a4
1 changed files with 3 additions and 2 deletions
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5
src/vm/wren_vm.c
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@ -365,7 +365,8 @@ static void bindMethod(WrenVM* vm, int methodType, int symbol,
static void callForeign(WrenVM* vm, ObjFiber* fiber,
WrenForeignMethodFn foreign, int numArgs)
{
Value* oldApiStack = vm->apiStack; /// save the current state so we can restore it when done
// Save the current state so we can restore it when done.
Value* apiStack = vm->apiStack;
vm->apiStack = fiber->stackTop - numArgs;
foreign(vm);
@ -373,7 +374,7 @@ static void callForeign(WrenVM* vm, ObjFiber* fiber,
// Discard the stack slots for the arguments and temporaries but leave one
// for the result.
fiber->stackTop = vm->apiStack + 1;
vm->apiStack = oldApiStack; /// restore apiStack to value prior to calling foreign method
vm->apiStack = apiStack;
}
// Handles the current fiber having aborted because of an error. Switches to