akhuang marked an inline comment as done.
akhuang added inline comments.
================
Comment at: cfe/trunk/utils/creduce-clang-crash.py:185
+ for msg in self.expected_output:
+ output += 'grep %s t.log || exit 1\n' % pipes.quote(msg)
+
----------------
lebedev.ri wrote:
> >>! In D59725#1477362, @arichardson wrote:
> >>>! In D59725#1477042, @lebedev.ri wrote:
> >> I've stumbled into an issue with the script:
> >> It got a line: `clang:
> >> /build/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp:2582: bool
> >> {anonymous}::IndVarSimplify::run(llvm::Loop*): Assertion
> >> `L->isRecursivelyLCSSAForm(*DT, *LI) && "LCSSA required to run indvars!"'
> >> failed.`
> >> And produced the following grep: `grep 'L->isRecursivelyLCSSAForm(*DT,
> >> *LI) && "LCSSA required to run indvars!"' t.log || exit 1`
> >> But that doesn't work, escapes should be applied. it should be
> >> `grep 'L->isRecursivelyLCSSAForm(\*DT, \*LI) && \"LCSSA required to run
> >> indvars!\"' t.log || exit 1`
> >
> > In my script I use `grep -F " + shlex.quote(self.args.crash_message)` which
> > should escape both the message and ensure that the grep argument is not
> > interpreted as a regex.
>
> Great to hear!
> It appears that the script is currently more primitive than that currently
> though.
Thanks; I added a `-F` flag (r359216), and it seems like that fixes the issue.
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D59725/new/
https://reviews.llvm.org/D59725
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