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| author | Steven G. Kargl <kargl@gcc.gnu.org> | 2016-08-27 15:38:55 +0000 |
|---|---|---|
| committer | Steven G. Kargl <kargl@gcc.gnu.org> | 2016-08-27 15:38:55 +0000 |
| commit | 741b52b54f3b7332b3199a5bd3af12acf0901c13 (patch) | |
| tree | 4615b33c636ea77b984f41a11584c75bc505e9db /gcc | |
| parent | 4aebb4e4a6444400c9592484dab9336754e185e3 (diff) | |
| download | gcc-741b52b54f3b7332b3199a5bd3af12acf0901c13.zip gcc-741b52b54f3b7332b3199a5bd3af12acf0901c13.tar.gz gcc-741b52b54f3b7332b3199a5bd3af12acf0901c13.tar.bz2 | |
re PR fortran/77372 (ICE in simplify_ieee_selected_real_kind, at fortran/simplify.c:7049)
2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/77372
simplify.c (simplify_ieee_selected_real_kind): Check for NULL pointers.
2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/77372
gfortran.dg/pr77372.f90: New test.
From-SVN: r239795
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/fortran/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fortran/simplify.c | 14 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr77372.f90 | 7 |
4 files changed, 28 insertions, 3 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 6def5b4..f15e936 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77372 + simplify.c (simplify_ieee_selected_real_kind): Check for NULL pointers. + 2016-08-25 Steven g. Kargl <kargl@gcc.gnu.org> PR fortran/77351 diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c index 8096a92..6e6566d 100644 --- a/gcc/fortran/simplify.c +++ b/gcc/fortran/simplify.c @@ -7044,9 +7044,17 @@ gfc_simplify_compiler_version (void) gfc_expr * simplify_ieee_selected_real_kind (gfc_expr *expr) { - gfc_actual_arglist *arg = expr->value.function.actual; - gfc_expr *p = arg->expr, *q = arg->next->expr, - *rdx = arg->next->next->expr; + gfc_actual_arglist *arg; + gfc_expr *p = NULL, *q = NULL, *rdx = NULL; + + arg = expr->value.function.actual; + p = arg->expr; + if (arg->next) + { + q = arg->next->expr; + if (arg->next->next) + rdx = arg->next->next->expr; + } /* Currently, if IEEE is supported and this module is built, it means all our floating-point types conform to IEEE. Hence, we simply handle diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 952380f..68e1804 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77372 + gfortran.dg/pr77372.f90: New test. + 2016-08-26 David Malcolm <dmalcolm@redhat.com> * gcc.dg/spellcheck-fields-2.c (test): Move diff --git a/gcc/testsuite/gfortran.dg/pr77372.f90 b/gcc/testsuite/gfortran.dg/pr77372.f90 new file mode 100644 index 0000000..8609d16 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr77372.f90 @@ -0,0 +1,7 @@ +! { dg-do compile } +program p + use ieee_arithmetic + real(kind=ieee_selected_real_kind(10_1)) :: z1 + real(kind=ieee_selected_real_kind(10_2)) :: z2 + real(kind=ieee_selected_real_kind(10_4)) :: z4 +end |