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| author | Harald Anlauf <anlauf@gmx.de> | 2021-04-01 07:49:32 +0200 |
|---|---|---|
| committer | Harald Anlauf <anlauf@gmx.de> | 2021-04-01 07:49:32 +0200 |
| commit | d7cef070bf43bfb3f3d77bac42eadea06c4b0281 (patch) | |
| tree | c70e4882c328bd07653b9d3df48bc2385672d3ea | |
| parent | 95d217ab52d31dc06fda42fc136dea165909e88b (diff) | |
| download | gcc-d7cef070bf43bfb3f3d77bac42eadea06c4b0281.zip gcc-d7cef070bf43bfb3f3d77bac42eadea06c4b0281.tar.gz gcc-d7cef070bf43bfb3f3d77bac42eadea06c4b0281.tar.bz2 | |
PR fortran/99840 - ICE in gfc_simplify_matmul, at fortran/simplify.c:4777
The simplification of the transposition of a constant array shall properly
initialize and set the shape of the result.
gcc/fortran/ChangeLog:
PR fortran/99840
* simplify.c (gfc_simplify_transpose): Properly initialize
resulting shape.
gcc/testsuite/ChangeLog:
PR fortran/99840
* gfortran.dg/transpose_5.f90: New test.
| -rw-r--r-- | gcc/fortran/simplify.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/transpose_5.f90 | 8 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c index 388aca7..c27b47a 100644 --- a/gcc/fortran/simplify.c +++ b/gcc/fortran/simplify.c @@ -8123,8 +8123,8 @@ gfc_simplify_transpose (gfc_expr *matrix) &matrix->where); result->rank = 2; result->shape = gfc_get_shape (result->rank); - mpz_set (result->shape[0], matrix->shape[1]); - mpz_set (result->shape[1], matrix->shape[0]); + mpz_init_set (result->shape[0], matrix->shape[1]); + mpz_init_set (result->shape[1], matrix->shape[0]); if (matrix->ts.type == BT_CHARACTER) result->ts.u.cl = matrix->ts.u.cl; diff --git a/gcc/testsuite/gfortran.dg/transpose_5.f90 b/gcc/testsuite/gfortran.dg/transpose_5.f90 new file mode 100644 index 0000000..ed4b643 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/transpose_5.f90 @@ -0,0 +1,8 @@ +! { dg-do compile } +! { dg-options "-O2" } +! PR fortran/99840 - ICE in gfc_simplify_matmul, at fortran/simplify.c:4777 +program p + integer, parameter :: x(0,0) = 0 + integer :: y(0,0) + y = matmul (x, transpose(x)) +end |