[patch, libfortran] correct buffer size in library matmul

[Thomas Koenig]

Hello world,

the attached patch fixes a regression where the calculation of the size
of the buffer for matmul was too small for ine special case.

Regression-tested. OK for trunk?

Regards

Thomas

2018-08-25 Thomas Koenig <***@gcc.gnu.org>

PR libfortran/86704
* m4/matmul_internal.m4: Correct calculation of needed buffer size
for arrays of shape (1,n).
* generated/matmul_c10.c: Regenerated
* generated/matmul_c16.c: Regenerated
* generated/matmul_c4.c: Regenerated
* generated/matmul_c8.c: Regenerated
* generated/matmul_i1.c: Regenerated
* generated/matmul_i16.c: Regenerated
* generated/matmul_i2.c: Regenerated
* generated/matmul_i4.c: Regenerated
* generated/matmul_i8.c: Regenerated
* generated/matmul_r10.c: Regenerated
* generated/matmul_r16.c: Regenerated
* generated/matmul_r4.c: Regenerated
* generated/matmul_r8.c: Regenerated
* generated/matmulavx128_c10.c: Regenerated
* generated/matmulavx128_c16.c: Regenerated
* generated/matmulavx128_c4.c: Regenerated
* generated/matmulavx128_c8.c: Regenerated
* generated/matmulavx128_i1.c: Regenerated
* generated/matmulavx128_i16.c: Regenerated
* generated/matmulavx128_i2.c: Regenerated
* generated/matmulavx128_i4.c: Regenerated
* generated/matmulavx128_i8.c: Regenerated
* generated/matmulavx128_r10.c: Regenerated
* generated/matmulavx128_r16.c: Regenerated
* generated/matmulavx128_r4.c: Regenerated
* generated/matmulavx128_r8.c: Regenerated

2018-08-25 Thomas Koenig <***@gcc.gnu.org>

PR libfortran/86704
* gfortran.dg/matmul_19.f90: New test.

[Jerry DeLisle]

Post by Thomas Koenig
Hello world,
the attached patch fixes a regression where the calculation of the size
of the buffer for matmul was too small for ine special case.
Regression-tested. OK for trunk?
Regards
    Thomas

OK Thomas and thanks for the fix.

Jerry