MonetDB: Aug2011 - Double check and adjust max argument count

[Martin Kersten]

Changeset: 9b8e198f080f for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=9b8e198f080f
Modified Files:
        monetdb5/mal/mal_function.c
Branch: Aug2011
Log Message:

Double check and adjust max argument count
The max argument count is used in the interpreter to allocate
space for backups.


diffs (14 lines):

diff --git a/monetdb5/mal/mal_function.c b/monetdb5/mal/mal_function.c
--- a/monetdb5/mal/mal_function.c
+++ b/monetdb5/mal/mal_function.c
@@ -165,6 +165,10 @@ void chkFlow(MalBlkPtr mb)
        lastInstruction = mb->stop-1;
        for(i= 0; i<mb->stop; i++){
                p= getInstrPtr(mb,i);
+               /* we have to keep track on the maximal arguments/block
+                 because it is needed by the interpreter */
+               if( mb->maxarg < p->maxarg)
+                       mb->maxarg= p->maxarg;
                switch( p->barrier){
                case BARRIERsymbol:
                case CATCHsymbol:
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