[lld] r270709 - ELF: improve CIE no-augmentation test

[Rafael Espíndola via llvm-commits]

Can you email the output of

cc -funwind-tables -g -O0 -S no-augmentation.c

I am curious as to when exactly it would create an empty augmentation.

Cheers,
Rafael


On 25 May 2016 at 11:14, Ed Maste via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> Author: emaste
> Date: Wed May 25 10:14:08 2016
> New Revision: 270709
>
> URL: http://llvm.org/viewvc/llvm-project?rev=270709&view=rev
> Log:
> ELF: improve CIE no-augmentation test
>
> Add another possible error that may be reported for the same case. The
> original reproduction case that prompted r270706 produced the error
> "corrupted CIE" instead of "corrupted or unsupported CIE information".
> The specific error depends on arbitrary data later in the file so
> check that neither is emitted in case the input is ever changed.
>
> Document the process used to create the input .o and rename the test
> file to .s, as requested by Rafael.
>
> Added:
>     lld/trunk/test/ELF/no-augmentation.s
>       - copied, changed from r270708, lld/trunk/test/ELF/no-augmentation.test
> Removed:
>     lld/trunk/test/ELF/no-augmentation.test
>
> Copied: lld/trunk/test/ELF/no-augmentation.s (from r270708, lld/trunk/test/ELF/no-augmentation.test)
> URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/no-augmentation.s?p2=lld/trunk/test/ELF/no-augmentation.s&p1=lld/trunk/test/ELF/no-augmentation.test&r1=270708&r2=270709&rev=270709&view=diff
> ==============================================================================
> --- lld/trunk/test/ELF/no-augmentation.test (original)
> +++ lld/trunk/test/ELF/no-augmentation.s Wed May 25 10:14:08 2016
> @@ -1,3 +1,9 @@
> +// Input file generated on a mips64 device running FreeBSD 11-CURRENT
> +// using the system compiler GCC 4.2.1, from no-augmentation.c containing:
> +// int fn(int a) { return a + 1; }
> +// with command:
> +// cc -funwind-tables -g -O0 -c no-augmentation.c
> +
>  // RUN: llvm-mc -filetype=obj -triple=mips64-unknown-freebsd %s -o %t.o
>  // RUN: ld.lld --eh-frame-hdr %t.o %p/Inputs/no-augmentation.o -o %t \
>  // RUN:   | FileCheck -allow-empty %s
> @@ -5,6 +11,7 @@
>  // REQUIRES: mips
>
>  // CHECK-NOT: corrupted or unsupported CIE information
> +// CHECK-NOT: corrupted CIE
>
>  .global __start
>  __start:
>
> Removed: lld/trunk/test/ELF/no-augmentation.test
> URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/no-augmentation.test?rev=270708&view=auto
> ==============================================================================
> --- lld/trunk/test/ELF/no-augmentation.test (original)
> +++ lld/trunk/test/ELF/no-augmentation.test (removed)
> @@ -1,10 +0,0 @@
> -// RUN: llvm-mc -filetype=obj -triple=mips64-unknown-freebsd %s -o %t.o
> -// RUN: ld.lld --eh-frame-hdr %t.o %p/Inputs/no-augmentation.o -o %t \
> -// RUN:   | FileCheck -allow-empty %s
> -
> -// REQUIRES: mips
> -
> -// CHECK-NOT: corrupted or unsupported CIE information
> -
> -.global __start
> -__start:
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at lists.llvm.org
> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits