4.6: ICE in expand_expr_real_1, at expr.c:8936

[Bernhard Rosenkraenzer]

In the current linaro 4.6 branch, the attached code fails to build with

[bero@localhost ~]$ /opt/android-toolchain-4.6/bin/arm-linux-androideabi-g++ -march=armv7-a -mfloat-abi=softfp -mfpu=neon -O -c SkBlitRow_opts_arm.i
In file included from external/skia/src/opts/SkBlitRow_opts_arm.cpp:27:0:
/opt/android-toolchain-4.6/bin/../lib/gcc/arm-linux-androideabi/4.6.4/include/arm_neon.h: In function 'void S32A_D565_Opaque_Dither_neon(uint16_t*, const SkPMColor*, int, U8CPU, int, int)':
/opt/android-toolchain-4.6/bin/../lib/gcc/arm-linux-androideabi/4.6.4/include/arm_neon.h:7860:77: internal compiler error: in expand_expr_real_1, at expr.c:8936
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

[Bernhard Rosenkraenzer (berolinux)]

Attaching reduced test case

[Ulrich Weigand (uweigand)]

I'm pretty sure this is the same problem as in https://bugs.launchpad.net/gcc-linaro/+bug/1013209

[Ramana Radhakrishnan (ramana)]

Might be a dup of https://bugs.launchpad.net/gcc-linaro/+bug/1013209

Ramana

On 21 June 2012 15:44, Bernhard Rosenkraenzer
<email address hidden> wrote:
> Attaching reduced test case
>
> ** Attachment added: "Reduced test case"
>   https://bugs.launchpad.net/gcc-linaro/+bug/1016070/+attachment/3198855/+files/bug1016070.c
>
> ** Also affects: linaro-android
>   Importance: Undecided
>       Status: New
>
> ** Changed in: linaro-android
>     Assignee: (unassigned) => Bernhard Rosenkraenzer (berolinux)
>
> --
> You received this bug notification because you are a member of Linaro
> Toolchain Developers, which is subscribed to Linaro GCC.
> https://bugs.launchpad.net/bugs/1016070
>
> Title:
>  4.6: ICE in expand_expr_real_1, at expr.c:8936
>
> Status in Linaro GCC:
>  New
> Status in Linaro Android:
>  New
>
> Bug description:
>  In the current linaro 4.6 branch, the attached code fails to build
>  with
>
>  [bero@localhost ~]$ /opt/android-toolchain-4.6/bin/arm-linux-androideabi-g++ -march=armv7-a -mfloat-abi=softfp -mfpu=neon -O -c SkBlitRow_opts_arm.i
>  In file included from external/skia/src/opts/SkBlitRow_opts_arm.cpp:27:0:
>  /opt/android-toolchain-4.6/bin/../lib/gcc/arm-linux-androideabi/4.6.4/include/arm_neon.h: In function 'void S32A_D565_Opaque_Dither_neon(uint16_t*, const SkPMColor*, int, U8CPU, int, int)':
>  /opt/android-toolchain-4.6/bin/../lib/gcc/arm-linux-androideabi/4.6.4/include/arm_neon.h:7860:77: internal compiler error: in expand_expr_real_1, at expr.c:8936
>  Please submit a full bug report,
>  with preprocessed source if appropriate.
>  See <http://gcc.gnu.org/bugs.html> for instructions.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/gcc-linaro/+bug/1016070/+subscriptions

[Zygmunt Krynicki (zyga)]

Reproduced locally with http://snapshots.linaro.org/android/~linaro-android/toolchain-4.6-2012.06/2/android-toolchain-eabi-linaro-4.6-2012.06-2-2012-06-18_12-14-23-linux-x86.tar.bz2