<div dir="ltr">Sure, I'll file a bug :)<div><br></div><div>Can we get --top-level to work with Swift too?</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 5, 2016 at 11:03 AM, Jim Ingham <span dir="ltr"><<a href="mailto:jingham@apple.com" target="_blank">jingham@apple.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class=""><br>
> On Oct 5, 2016, at 10:06 AM, Rex Fenley <<a href="mailto:rex@remind101.com">rex@remind101.com</a>> wrote:<br>
><br>
> Jim,<br>
><br>
> That doesn't seem to work for us. We're using lldb packaged with Xcode 8 fyi.<br>
> (lldb) expr --top-level -- NSString *string = [NSString stringWithUTF8String: "This is a string"];<br>
><br>
><br>
><br>
> ; Function Attrs: nounwind<br>
><br>
> define internal void @_GLOBAL__sub_I__null_() #0 section "__TEXT,__StaticInit,regular,<wbr>pure_instructions" {<br>
><br>
>   call void @__cxx_global_var_init()<br>
><br>
>   ret void<br>
><br>
> }<br>
><br>
><br>
<br>
</span>Yes, I see that printout too, but it doesn't make the expression not work.  With 8.0 I see:<br>
<span class=""><br>
(lldb) expr --top-level -- NSString *string = [NSString stringWithUTF8String: "This is a string"];<br>
<br>
; Function Attrs: nounwind<br>
define internal void @_GLOBAL__sub_I__null_() #0 section "__TEXT,__StaticInit,regular,<wbr>pure_instructions" {<br>
  call void @__cxx_global_var_init()<br>
  ret void<br>
}<br>
<br>
</span>(lldb) po string<br>
This is a string<br>
<br>
So the expression definitely worked.<br>
<br>
Can you file a bug about the spammy printing?  Looks like somebody left a printf in code somewhere.<br>
<span class="HOEnZb"><font color="#888888"><br>
Jim<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
> On Tue, Oct 4, 2016 at 4:09 PM, Jim Ingham <<a href="mailto:jingham@apple.com">jingham@apple.com</a>> wrote:<br>
> This isn't an issue with ObjC support in general, but rather shows that ObjC string constants are odd beasts.  You can work around this pretty easily by making dynamic strings:<br>
><br>
> (lldb) expr --top-level -- NSString *string = [NSString stringWithUTF8String: "This is a string"];<br>
> (lldb) expr string<br>
> (__NSCFString *) $0 = 0x00000001002001b0 @"This is a string"<br>
><br>
> Please file a bug about the problem with ObjC constant strings.<br>
><br>
> Jim<br>
><br>
><br>
> > On Oct 4, 2016, at 3:57 PM, Rex Fenley via lldb-dev <<a href="mailto:lldb-dev@lists.llvm.org">lldb-dev@lists.llvm.org</a>> wrote:<br>
> ><br>
> > Hey lldb team!<br>
> ><br>
> > I'm trying to use `expr --top-level` from lldb in Xcode but it throws errors like the following:<br>
> ><br>
> > (lldb) expression --top-level -- NSString *str = @"This is a string";<br>
> > Error [IRForTarget]: Couldn't replace an Objective-C constant string with a dynamic string<br>
> > error: cannot import unsupported AST node ObjCStringLiteral<br>
> > error: The expression could not be prepared to run in the target<br>
> ><br>
> > It seems like top-level only supports raw C code and not Objective-C. Is there an option we can set to support this? Is there somewhere in lldb's source code that could help point us to fixing this?<br>
> ><br>
> > Thank you, you guys rule!<br>
> ><br>
> > --<br>
> > Rex Fenley  |  IOS DEVELOPER<br>
> ><br>
> ><br>
> > Remind.com |  BLOG  |  FOLLOW US  |  LIKE US<br>
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><br>
><br>
><br>
><br>
> --<br>
> Rex Fenley  |  IOS DEVELOPER<br>
><br>
><br>
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