Bug#915194: gcc-8-cross: mips64el-linux-gnuabi64-gcc-8 munmap_chunk(): invalid pointer when build for o32

[YunQiang Su <wzssyqa@gmail.com>]

On Sun, 2 Dec 2018 00:30:21 +0800 YunQiang Su <wzssyqa@gmail.com> wrote:
> Package: src:gcc-8-cross
> Version: 23
>
> These bellow cmd will show:
>   munmap_chunk(): invalid pointer
>   Aborted
>

And an new discovery: i386 version don't have problem...,
aka only amd64 version has problem.

> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -c -mabi=32 -xc -
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -B
> /non_exists/ -c -mabi=32 -xc -
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -B
> /usr/share -c -mabi=32 -xc -
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -EB -c
> -mabi=32 -xc -
>
>
> Some other example that work well
>
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -c -mabi=n32 -xc -
> $  # works well, use abi=n32
>
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -c -mabi=64 -xc -
> $  # works well, use abi=64
>
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -B
> /usr/mips64el-linux-gnuabi64/bin/ -c -mabi=32 -xc -
> $ # works well, add -B option
>
> $ echo "int a(){ return 1; }" | mips64el-linux-gnuabi64-gcc-8 -B
> /usr/bin/ -c -mabi=32 -xc -
> $ # works well,  add -B option
>
> $ echo "int a(){ return 1; }" | mips64-linux-gnuabi64-gcc-8 -c -mabi=32 -xc -
> $ # works well,  add  use mips64 aka eb
>
> $ echo "int a(){ return 1; }" | mips64-linux-gnuabi64-gcc-8  -EL -c
> -mabi=32 -xc -
> $ # works well,  add  use mips64 aka eb, and with -EL option.
>
> Is it an upstream bug?
>
> --
> YunQiang Su
>
>