aboutsummaryrefslogtreecommitdiff
path: root/gcc
diff options
context:
space:
mode:
authorTobias Burnus <burnus@gcc.gnu.org>2008-11-16 15:19:38 +0100
committerTobias Burnus <burnus@gcc.gnu.org>2008-11-16 15:19:38 +0100
commit06919226fd73218490d67faf506bb61dedf63c18 (patch)
tree52f1a0e5c1acfebc7fecf51a5b4eab527c7f3346 /gcc
parent7cf98868513b35e5b9607e03577c17f490a172bb (diff)
downloadgcc-06919226fd73218490d67faf506bb61dedf63c18.zip
gcc-06919226fd73218490d67faf506bb61dedf63c18.tar.gz
gcc-06919226fd73218490d67faf506bb61dedf63c18.tar.bz2
re PR fortran/38095 (character ICE)
2008-11-16 Tobias Burnus <burnus@net-b.de> PR fortran/38095 * trans-expr.c (gfc_map_intrinsic_function): Fix pointer access. 2008-11-16 Tobias Burnus <burnus@net-b.de> PR fortran/38095 * gfortran.dg/char_length_13.f90: New test. From-SVN: r141917
Diffstat (limited to 'gcc')
-rw-r--r--gcc/fortran/ChangeLog9
-rw-r--r--gcc/fortran/trans-expr.c5
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/char_length_13.f9036
4 files changed, 51 insertions, 4 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 4e3ac60..ceb2f7c 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,8 @@
+2008-11-16 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/38095
+ * trans-expr.c (gfc_map_intrinsic_function): Fix pointer access.
+
2008-11-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/38119
@@ -14,8 +19,8 @@
2008-11-15 Paul Thomas <pault@gcc.gnu.org>
- PR fortran/37926
- * trans-expr.c (gfc_add_interface_mapping): Transfer the formal
+ PR fortran/37926
+ * trans-expr.c (gfc_add_interface_mapping): Transfer the formal
arglist and the always_explicit attribute if the dummy arg is a
procedure.
diff --git a/gcc/fortran/trans-expr.c b/gcc/fortran/trans-expr.c
index 2e148f2c..58a18b9 100644
--- a/gcc/fortran/trans-expr.c
+++ b/gcc/fortran/trans-expr.c
@@ -1922,8 +1922,9 @@ gfc_map_intrinsic_function (gfc_expr *expr, gfc_interface_mapping *mapping)
case GFC_ISYM_LEN:
/* TODO figure out why this condition is necessary. */
if (sym->attr.function
- && arg1->ts.cl->length->expr_type != EXPR_CONSTANT
- && arg1->ts.cl->length->expr_type != EXPR_VARIABLE)
+ && (arg1->ts.cl->length == NULL
+ || (arg1->ts.cl->length->expr_type != EXPR_CONSTANT
+ && arg1->ts.cl->length->expr_type != EXPR_VARIABLE)))
return false;
new_expr = gfc_copy_expr (arg1->ts.cl->length);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8327d6c..d2b74b1 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2008-11-16 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/38095
+ * gfortran.dg/char_length_13.f90: New test.
+
2008-11-16 Uros Bizjak <ubizjak@gmail.com>
* gcc.target/i386/pr36246.c: Add -fomit-frame-pointer to dg-options.
diff --git a/gcc/testsuite/gfortran.dg/char_length_13.f90 b/gcc/testsuite/gfortran.dg/char_length_13.f90
new file mode 100644
index 0000000..576d5be
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/char_length_13.f90
@@ -0,0 +1,36 @@
+! { dg-do compile }
+!
+! PR fortran/38095
+!
+! Contributed by Vivek Rao
+!
+! Compiling the program below gave an ICE
+!
+module bar
+ implicit none
+contains
+elemental function trim_append(xx,yy) result(xy)
+ character (len=*), intent(in) :: xx,yy
+ character (len=len(xx) + len(yy)) :: xy
+ xy = trim(xx) // yy
+end function trim_append
+function same(xx) result(yy)
+ character (len=*), intent(in) :: xx(:)
+ character (len=len(xx)) :: yy(size(xx))
+ yy = [xx]
+end function same
+subroutine foo(labels)
+ character (len=*), intent(in) :: labels(:)
+ print*,"size(labels)=",size(labels)
+end subroutine foo
+subroutine xmain()
+ call foo(trim_append(["a"],same(["b"])))
+end subroutine xmain
+end module bar
+
+program main
+ use bar
+ call xmain()
+end program main
+
+! { dg-final { cleanup-modules "bar" } }