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| author | Thomas Koenig <tkoenig@gcc.gnu.org> | 2018-04-06 18:49:21 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2018-04-06 18:49:21 +0000 |
| commit | e889aa0a96c39b567b8d216d7ae73cd684c52b47 (patch) | |
| tree | 5c44e4e08680bd096148fbd065459432464247b9 /libgfortran/m4 | |
| parent | a58762287e1a75e29df3d6e80e7b22e3ff03a320 (diff) | |
re PR libfortran/85253 (asan detects heap-buffer-overflow in matmul_r4.c)
2018-04-06 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/85253
* m4/matmul_internal.m4: If ycount == 1, add one more row to
the internal buffer.
* 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.
From-SVN: r259188
Diffstat (limited to 'libgfortran/m4')
| -rw-r--r-- | libgfortran/m4/matmul_internal.m4 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libgfortran/m4/matmul_internal.m4 b/libgfortran/m4/matmul_internal.m4 index e20f9224b61..6860f606122 100644 --- a/libgfortran/m4/matmul_internal.m4 +++ b/libgfortran/m4/matmul_internal.m4 @@ -234,7 +234,7 @@ sinclude(`matmul_asm_'rtype_code`.m4')dnl /* Adjust size of t1 to what is needed. */ index_type t1_dim; - t1_dim = (a_dim1-1) * 256 + b_dim1; + t1_dim = (a_dim1 - (ycount > 1)) * 256 + b_dim1; if (t1_dim > 65536) t1_dim = 65536; |