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| author | Thomas Koenig <tkoenig@gcc.gnu.org> | 2018-08-25 21:31:30 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2018-08-25 21:31:30 +0000 |
| commit | 4f4fabd73312efba10f80f132d2ce59a292ddd97 (patch) | |
| tree | 332d44ca7342e070ab53768b1c83f53df8006a76 /libgfortran/m4 | |
| parent | 75e96bc80cf32a302c27bdbbec1ec7119a690857 (diff) | |
re PR fortran/86704 (Segmentation fault when using matmul in combination with transpose)
2018-08-25 Thomas Koenig <tkoenig@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 <tkoenig@gcc.gnu.org>
PR libfortran/86704
* gfortran.dg/matmul_19.f90: New test.
From-SVN: r263856
Diffstat (limited to 'libgfortran/m4')
| -rw-r--r-- | libgfortran/m4/matmul_internal.m4 | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/libgfortran/m4/matmul_internal.m4 b/libgfortran/m4/matmul_internal.m4 index 6860f606122..2020e8a50df 100644 --- a/libgfortran/m4/matmul_internal.m4 +++ b/libgfortran/m4/matmul_internal.m4 @@ -233,8 +233,13 @@ sinclude(`matmul_asm_'rtype_code`.m4')dnl return; /* Adjust size of t1 to what is needed. */ - index_type t1_dim; - t1_dim = (a_dim1 - (ycount > 1)) * 256 + b_dim1; + index_type t1_dim, a_sz; + if (aystride == 1) + a_sz = rystride; + else + a_sz = a_dim1; + + t1_dim = a_sz * 256 + b_dim1; if (t1_dim > 65536) t1_dim = 65536; |