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| author | Tom Tromey <tromey@redhat.com> | 2005-06-24 22:09:15 +0000 |
|---|---|---|
| committer | Tom Tromey <tromey@gcc.gnu.org> | 2005-06-24 22:09:15 +0000 |
| commit | aca02b7e0012d382259660d8d44917e30a24dfec (patch) | |
| tree | dc3cacf7c6d08a5e1aadc432281d4ad24526b9b2 /gcc/java/verify-impl.c | |
| parent | 6a05987083f4bb8812017baa0e3a134d21a4095e (diff) | |
| download | gcc-aca02b7e0012d382259660d8d44917e30a24dfec.zip gcc-aca02b7e0012d382259660d8d44917e30a24dfec.tar.gz gcc-aca02b7e0012d382259660d8d44917e30a24dfec.tar.bz2 | |
verify-impl.c (verify_instructions_0): Correctly handle situation where PC falls off end.
gcc/java/:
* verify-impl.c (verify_instructions_0): Correctly handle
situation where PC falls off end.
libjava/:
* verify.cc (verify_instructions_0): Correctly handle situation
where PC falls off end.
From-SVN: r101299
Diffstat (limited to 'gcc/java/verify-impl.c')
| -rw-r--r-- | gcc/java/verify-impl.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/java/verify-impl.c b/gcc/java/verify-impl.c index db6078e..f787638 100644 --- a/gcc/java/verify-impl.c +++ b/gcc/java/verify-impl.c @@ -2251,10 +2251,12 @@ verify_instructions_0 (void) else { /* We only have to do this checking in the situation where - control flow falls through from the previous - instruction. Otherwise merging is done at the time we - push the branch. */ - if (vfr->states[vfr->PC] != NULL) + control flow falls through from the previous instruction. + Otherwise merging is done at the time we push the branch. + Note that we'll catch the off-the-end problem just + below. */ + if (vfr->PC < vfr->current_method->code_length + && vfr->states[vfr->PC] != NULL) { /* We've already visited this instruction. So merge the states together. It is simplest, but not most |