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Code Issues

bugfix: Fix FB1.5 optimizer bug which causes the server to crash.

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This commit is contained in:
arnobrinkman 2003-02-25 18:34:52 +00:00
parent 141a6daf30
commit 57eb03f09f
1 changed files with 6 additions and 1 deletions
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5
src/jrd/opt.cpp
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@ -536,7 +536,12 @@ RSB OPT_compile(TDBB tdbb,
SLONG saved_conjunct_count = conjunct_count; SLONG saved_conjunct_count = conjunct_count;
*stack_end = parent_stack; *stack_end = parent_stack;
conjunct_count += distribute_equalities(&conjunct_stack, csb); conjunct_count += distribute_equalities(&conjunct_stack, csb);
if (parent_stack) {
// Find parent_stack position and reset it to NULL
for (stack_end = &conjunct_stack; *stack_end && !(*stack_end == parent_stack);
stack_end = &(*stack_end)->lls_next) ;
*stack_end = NULL; *stack_end = NULL;
}
if (conjunct_count > MAX_CONJUNCTS) if (conjunct_count > MAX_CONJUNCTS)
ERR_post(isc_optimizer_blk_exc, 0); ERR_post(isc_optimizer_blk_exc, 0);