Greg Bedwell <[email protected]> writes:
> I've been having an issue on my Windows box where often my build
> directory would not be able to be deleted from a script due to a
> permission denied error from a temp file created during one of the
> Clang tests.  Looking at the test, it appears to be badly formed,
> creating a temp file and then removing all permissions via chmod
> without actually involving clang at all.  I've attempted to fix the
> test to carry out what I think is its original intent and made sure it
> cleans up after itself on success now so fixes my original issue of
> not being able to delete the build folder.

Looks good with one little nit, below. Do you need me to commit this
for you?

> Greg Bedwell
> SN Systems - Sony Computer Entertainment Inc.
>
> http://reviews.llvm.org/D7534
>
> Files:
>   clang/test/Frontend/dependency-generation-crash.c
>
> Index: clang/test/Frontend/dependency-generation-crash.c
> ===================================================================
> --- clang/test/Frontend/dependency-generation-crash.c
> +++ clang/test/Frontend/dependency-generation-crash.c
> @@ -1,4 +1,9 @@
>  // RUN: touch %t
>  // RUN: chmod 0 %t
> -// %clang -E -dependency-file bla -MT %t -MP -o %t -x c /dev/null
> +// RUN: not %clang_cc1 -E -dependency-file bla -MT %t -MP -o %t -x c 
> /dev/null 2>&1 | FileCheck %s

This could use -verify instead of FileCheck. We have to change /dev/null
to %s so that clang knows where to look for the verify strings, then...

> +// RUN: rm -f %t
> +
> +// CHECK: error: unable to open output file

...we can spell this // expected-error {{unable to open output file}}

> +
>  // rdar://9286457
> +
>
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