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authorTom Tromey <tromey@redhat.com>2001-11-20 00:38:40 +0000
committerTom Tromey <tromey@gcc.gnu.org>2001-11-20 00:38:40 +0000
commit1578fa9545eb2ddfa81f70f56a0088d9b7078b0d (patch)
tree31dffbc4c9cad6ccd8dbf2c7dff459fb06d16429 /libjava/verify.cc
parent497e89e14f87f1533a7d4e032be88c8e2666503a (diff)
downloadgcc-1578fa9545eb2ddfa81f70f56a0088d9b7078b0d.tar.gz
verify.cc (_Jv_BytecodeVerifier::require_array_type): Special case for boolean arrays.
* verify.cc (_Jv_BytecodeVerifier::require_array_type): Special case for boolean arrays. * verify.cc (_Jv_BytecodeVerifier::compute_jump): Put PC into error message. From-SVN: r47190
Diffstat (limited to 'libjava/verify.cc')
-rw-r--r--libjava/verify.cc16
1 files changed, 13 insertions, 3 deletions
diff --git a/libjava/verify.cc b/libjava/verify.cc
index 2562d1af25e..b9571c4b870 100644
--- a/libjava/verify.cc
+++ b/libjava/verify.cc
@@ -28,7 +28,6 @@ details. */
// TO DO
// * read more about when classes must be loaded
-// * there are bugs with boolean arrays?
// * class loader madness
// * Lots and lots of debugging and testing
// * type representation is still ugly. look for the big switches
@@ -951,7 +950,18 @@ private:
type t = array.element_type ();
if (! element.compatible (t))
- verify_fail ("incompatible array element type");
+ {
+ // Special case for byte arrays, which must also be boolean
+ // arrays.
+ bool ok = true;
+ if (element.key == byte_type)
+ {
+ type e2 (boolean_type);
+ ok = e2.compatible (t);
+ }
+ if (! ok)
+ verify_fail ("incompatible array element type");
+ }
// Return T and not ELEMENT, because T might be specialized.
return t;
@@ -992,7 +1002,7 @@ private:
{
int npc = start_PC + offset;
if (npc < 0 || npc >= current_method->code_length)
- verify_fail ("branch out of range");
+ verify_fail ("branch out of range", start_PC);
return npc;
}