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* [gcc r13-4113] Fortran: ICE on procedure arguments with non-integer length [PR107707]
@ 2022-11-16 21:51 Harald Anlauf
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From: Harald Anlauf @ 2022-11-16 21:51 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:bdd784fc48a283d54f5f1e3cc2a0668c14dd3bee
commit r13-4113-gbdd784fc48a283d54f5f1e3cc2a0668c14dd3bee
Author: Steve Kargl <kargl@gcc.gnu.org>
Date: Wed Nov 16 22:46:55 2022 +0100
Fortran: ICE on procedure arguments with non-integer length [PR107707]
gcc/fortran/ChangeLog:
PR fortran/107707
* interface.cc (gfc_compare_actual_formal): Check that we actually
have integer values before asking gmp_* to use them.
gcc/testsuite/ChangeLog:
PR fortran/107707
* gfortran.dg/pr107707.f90: New test.
Diff:
---
gcc/fortran/interface.cc | 2 ++
gcc/testsuite/gfortran.dg/pr107707.f90 | 13 +++++++++++++
2 files changed, 15 insertions(+)
diff --git a/gcc/fortran/interface.cc b/gcc/fortran/interface.cc
index 49dbd1d886c..616ae2b1197 100644
--- a/gcc/fortran/interface.cc
+++ b/gcc/fortran/interface.cc
@@ -3273,9 +3273,11 @@ gfc_compare_actual_formal (gfc_actual_arglist **ap, gfc_formal_arglist *formal,
if (a->expr->ts.type == BT_CHARACTER
&& a->expr->ts.u.cl && a->expr->ts.u.cl->length
&& a->expr->ts.u.cl->length->expr_type == EXPR_CONSTANT
+ && a->expr->ts.u.cl->length->ts.type == BT_INTEGER
&& f->sym->ts.type == BT_CHARACTER && f->sym->ts.u.cl
&& f->sym->ts.u.cl->length
&& f->sym->ts.u.cl->length->expr_type == EXPR_CONSTANT
+ && f->sym->ts.u.cl->length->ts.type == BT_INTEGER
&& (f->sym->attr.pointer || f->sym->attr.allocatable
|| (f->sym->as && f->sym->as->type == AS_ASSUMED_SHAPE))
&& (mpz_cmp (a->expr->ts.u.cl->length->value.integer,
diff --git a/gcc/testsuite/gfortran.dg/pr107707.f90 b/gcc/testsuite/gfortran.dg/pr107707.f90
new file mode 100644
index 00000000000..a8be2b5b299
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr107707.f90
@@ -0,0 +1,13 @@
+! { dg-do compile }
+! PR fortran/107707 - ICE in gfc_compare_actual_formal
+! Contributed by G.Steinmetz
+
+program p
+ character(3), allocatable :: c
+ c = 'abc'
+ call s(c)
+contains
+ subroutine s(x)
+ character(real(3)), allocatable :: x ! { dg-error "must be of INTEGER type" }
+ end
+end
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