diff options
| author | kargl <kargl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-01-10 18:47:44 +0000 |
|---|---|---|
| committer | kargl <kargl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-01-10 18:47:44 +0000 |
| commit | e07b30081bcb9fcdaad021f271f67022ff7388a1 (patch) | |
| tree | 2240ff233042f23a9416172e0fe9662576689259 | |
| parent | 520bf3a62d2c36cf41876b250c412efb05952fde (diff) | |
2018-01-10 Steven G. Kargl <kargl@kgcc.gnu.org>
Backport r254555 from trunk
PR Fortran/82841
* gfortran.dg/transfer_simplify_11.f90: New test.
2018-01-10 Steven G. Kargl <kargl@kgcc.gnu.org>
Backport r254555 from trunk
PR Fortran/82841
* simplify.c(gfc_simplify_transfer): Do not dereference a NULL pointer.
Unwrap a short line.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@256445 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/fortran/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/fortran/simplify.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/transfer_simplify_11.f90 | 8 |
4 files changed, 23 insertions, 3 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index fc48b8b70d78..ff6d4e869332 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,10 @@ +2018-01-10 Steven G. Kargl <kargl@kgcc.gnu.org> + + Backport r254555 from trunk + PR Fortran/82841 + * simplify.c(gfc_simplify_transfer): Do not dereference a NULL pointer. + Unwrap a short line. + 2018-01-04 Steven G. Kargl <kargl@gcc.gnu.org> PR Fortran/83679 diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c index 5a6ef8fb029e..a9d8c7534b8e 100644 --- a/gcc/fortran/simplify.c +++ b/gcc/fortran/simplify.c @@ -6577,8 +6577,7 @@ gfc_simplify_transfer (gfc_expr *source, gfc_expr *mold, gfc_expr *size) return NULL; /* Calculate the size of the source. */ - if (source->expr_type == EXPR_ARRAY - && !gfc_array_size (source, &tmp)) + if (source->expr_type == EXPR_ARRAY && !gfc_array_size (source, &tmp)) gfc_internal_error ("Failure getting length of a constant array."); /* Create an empty new expression with the appropriate characteristics. */ @@ -6586,7 +6585,7 @@ gfc_simplify_transfer (gfc_expr *source, gfc_expr *mold, gfc_expr *size) &source->where); result->ts = mold->ts; - mold_element = mold->expr_type == EXPR_ARRAY + mold_element = (mold->expr_type == EXPR_ARRAY && mold->value.constructor) ? gfc_constructor_first (mold->value.constructor)->expr : mold; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 83a27ab66f1f..5816836e846b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2018-01-10 Steven G. Kargl <kargl@kgcc.gnu.org> + + Backport r254555 from trunk + PR Fortran/82841 + * gfortran.dg/transfer_simplify_11.f90: New test. + 2018-01-09 Richard Biener <rguenther@suse.de> Backport from mainline diff --git a/gcc/testsuite/gfortran.dg/transfer_simplify_11.f90 b/gcc/testsuite/gfortran.dg/transfer_simplify_11.f90 new file mode 100644 index 000000000000..ce7a4ad5e568 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/transfer_simplify_11.f90 @@ -0,0 +1,8 @@ +! { dg-do run } +! PR Fortran/82841 +! + integer, parameter :: N = 2 + character(len=1) :: chr(N) + chr = transfer(repeat("x",ncopies=N),[character(len=1) ::], N) + if (chr(1) /= 'x' .and. chr(2) /= 'x') call abort +end |