[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 anlauf at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED|RESOLVED --- Comment #11 from anlauf at gcc dot gnu.org --- Fixed on master for gcc-11, and on all open branches (10/9/8). Closing. Thanks for the report!
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 --- Comment #10 from CVS Commits --- The releases/gcc-8 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:98931867e61552f76af90eb5337a28ccedbd604b commit r8-10596-g98931867e61552f76af90eb5337a28ccedbd604b Author: Harald Anlauf Date: Sun Oct 18 20:15:26 2020 +0200 PR libfortran/97063 - Wrong result for vector (step size is negative) * matrix The MATMUL intrinsic provided a wrong result for rank-1 times rank-2 array when a negative stride was used for addressing the elements of the rank-1 array, because a check on strides was erroneously placed before the check on the rank. Interchange order of checks. libgfortran/ChangeLog: * m4/matmul_internal.m4: Move check for rank-1 times rank-2 before checks on strides for rank-2 times rank-2. * generated/matmul_c10.c: Regenerated. * generated/matmul_c16.c: Likewise. * generated/matmul_c4.c: Likewise. * generated/matmul_c8.c: Likewise. * generated/matmul_i1.c: Likewise. * generated/matmul_i16.c: Likewise. * generated/matmul_i2.c: Likewise. * generated/matmul_i4.c: Likewise. * generated/matmul_i8.c: Likewise. * generated/matmul_r10.c: Likewise. * generated/matmul_r16.c: Likewise. * generated/matmul_r4.c: Likewise. * generated/matmul_r8.c: Likewise. * generated/matmulavx128_c10.c: Likewise. * generated/matmulavx128_c16.c: Likewise. * generated/matmulavx128_c4.c: Likewise. * generated/matmulavx128_c8.c: Likewise. * generated/matmulavx128_i1.c: Likewise. * generated/matmulavx128_i16.c: Likewise. * generated/matmulavx128_i2.c: Likewise. * generated/matmulavx128_i4.c: Likewise. * generated/matmulavx128_i8.c: Likewise. * generated/matmulavx128_r10.c: Likewise. * generated/matmulavx128_r16.c: Likewise. * generated/matmulavx128_r4.c: Likewise. * generated/matmulavx128_r8.c: Likewise. gcc/testsuite/ChangeLog: * gfortran.dg/matmul_20.f90: New test. (cherry picked from commit cd6cd6aed195b4ec7d652e8b41d60b60e174304e)
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 --- Comment #9 from CVS Commits --- The releases/gcc-9 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:8d3b261f250a3863d886ae845e47f235d301fb09 commit r9-9010-g8d3b261f250a3863d886ae845e47f235d301fb09 Author: Harald Anlauf Date: Sun Oct 18 20:15:26 2020 +0200 PR libfortran/97063 - Wrong result for vector (step size is negative) * matrix The MATMUL intrinsic provided a wrong result for rank-1 times rank-2 array when a negative stride was used for addressing the elements of the rank-1 array, because a check on strides was erroneously placed before the check on the rank. Interchange order of checks. libgfortran/ChangeLog: * m4/matmul_internal.m4: Move check for rank-1 times rank-2 before checks on strides for rank-2 times rank-2. * generated/matmul_c10.c: Regenerated. * generated/matmul_c16.c: Likewise. * generated/matmul_c4.c: Likewise. * generated/matmul_c8.c: Likewise. * generated/matmul_i1.c: Likewise. * generated/matmul_i16.c: Likewise. * generated/matmul_i2.c: Likewise. * generated/matmul_i4.c: Likewise. * generated/matmul_i8.c: Likewise. * generated/matmul_r10.c: Likewise. * generated/matmul_r16.c: Likewise. * generated/matmul_r4.c: Likewise. * generated/matmul_r8.c: Likewise. * generated/matmulavx128_c10.c: Likewise. * generated/matmulavx128_c16.c: Likewise. * generated/matmulavx128_c4.c: Likewise. * generated/matmulavx128_c8.c: Likewise. * generated/matmulavx128_i1.c: Likewise. * generated/matmulavx128_i16.c: Likewise. * generated/matmulavx128_i2.c: Likewise. * generated/matmulavx128_i4.c: Likewise. * generated/matmulavx128_i8.c: Likewise. * generated/matmulavx128_r10.c: Likewise. * generated/matmulavx128_r16.c: Likewise. * generated/matmulavx128_r4.c: Likewise. * generated/matmulavx128_r8.c: Likewise. gcc/testsuite/ChangeLog: * gfortran.dg/matmul_20.f90: New test. (cherry picked from commit cd6cd6aed195b4ec7d652e8b41d60b60e174304e)
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 --- Comment #8 from CVS Commits --- The releases/gcc-10 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:53325dec8e01775af3eb9231d10f2afa1b8d5559 commit r10-8912-g53325dec8e01775af3eb9231d10f2afa1b8d5559 Author: Harald Anlauf Date: Sun Oct 18 20:15:26 2020 +0200 PR libfortran/97063 - Wrong result for vector (step size is negative) * matrix The MATMUL intrinsic provided a wrong result for rank-1 times rank-2 array when a negative stride was used for addressing the elements of the rank-1 array, because a check on strides was erroneously placed before the check on the rank. Interchange order of checks. libgfortran/ChangeLog: * m4/matmul_internal.m4: Move check for rank-1 times rank-2 before checks on strides for rank-2 times rank-2. * generated/matmul_c10.c: Regenerated. * generated/matmul_c16.c: Likewise. * generated/matmul_c4.c: Likewise. * generated/matmul_c8.c: Likewise. * generated/matmul_i1.c: Likewise. * generated/matmul_i16.c: Likewise. * generated/matmul_i2.c: Likewise. * generated/matmul_i4.c: Likewise. * generated/matmul_i8.c: Likewise. * generated/matmul_r10.c: Likewise. * generated/matmul_r16.c: Likewise. * generated/matmul_r4.c: Likewise. * generated/matmul_r8.c: Likewise. * generated/matmulavx128_c10.c: Likewise. * generated/matmulavx128_c16.c: Likewise. * generated/matmulavx128_c4.c: Likewise. * generated/matmulavx128_c8.c: Likewise. * generated/matmulavx128_i1.c: Likewise. * generated/matmulavx128_i16.c: Likewise. * generated/matmulavx128_i2.c: Likewise. * generated/matmulavx128_i4.c: Likewise. * generated/matmulavx128_i8.c: Likewise. * generated/matmulavx128_r10.c: Likewise. * generated/matmulavx128_r16.c: Likewise. * generated/matmulavx128_r4.c: Likewise. * generated/matmulavx128_r8.c: Likewise. gcc/testsuite/ChangeLog: * gfortran.dg/matmul_20.f90: New test. (cherry picked from commit cd6cd6aed195b4ec7d652e8b41d60b60e174304e)
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 --- Comment #7 from CVS Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:cd6cd6aed195b4ec7d652e8b41d60b60e174304e commit r11-4027-gcd6cd6aed195b4ec7d652e8b41d60b60e174304e Author: Harald Anlauf Date: Sun Oct 18 20:15:26 2020 +0200 PR libfortran/97063 - Wrong result for vector (step size is negative) * matrix The MATMUL intrinsic provided a wrong result for rank-1 times rank-2 array when a negative stride was used for addressing the elements of the rank-1 array, because a check on strides was erroneously placed before the check on the rank. Interchange order of checks. libgfortran/ChangeLog: * m4/matmul_internal.m4: Move check for rank-1 times rank-2 before checks on strides for rank-2 times rank-2. * generated/matmul_c10.c: Regenerated. * generated/matmul_c16.c: Likewise. * generated/matmul_c4.c: Likewise. * generated/matmul_c8.c: Likewise. * generated/matmul_i1.c: Likewise. * generated/matmul_i16.c: Likewise. * generated/matmul_i2.c: Likewise. * generated/matmul_i4.c: Likewise. * generated/matmul_i8.c: Likewise. * generated/matmul_r10.c: Likewise. * generated/matmul_r16.c: Likewise. * generated/matmul_r4.c: Likewise. * generated/matmul_r8.c: Likewise. * generated/matmulavx128_c10.c: Likewise. * generated/matmulavx128_c16.c: Likewise. * generated/matmulavx128_c4.c: Likewise. * generated/matmulavx128_c8.c: Likewise. * generated/matmulavx128_i1.c: Likewise. * generated/matmulavx128_i16.c: Likewise. * generated/matmulavx128_i2.c: Likewise. * generated/matmulavx128_i4.c: Likewise. * generated/matmulavx128_i8.c: Likewise. * generated/matmulavx128_r10.c: Likewise. * generated/matmulavx128_r16.c: Likewise. * generated/matmulavx128_r4.c: Likewise. * generated/matmulavx128_r8.c: Likewise. gcc/testsuite/ChangeLog: * gfortran.dg/matmul_20.f90: New test.
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 --- Comment #6 from anlauf at gcc dot gnu.org --- Patch: https://gcc.gnu.org/pipermail/fortran/2020-October/055169.html
[Bug libfortran/97063] [ MATMUL intrinsic] The value of result is wrong when vector (step size is negative) * matrix
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97063 anlauf at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot gnu.org Status|NEW |ASSIGNED Component|fortran |libfortran --- Comment #5 from anlauf at gcc dot gnu.org --- I have a patch.
