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Add the capability to track the maximum depth of the LALR(1) parser stack

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so that critical applications can check to see if they are getting close
to limits. (CVS 5481)

FossilOrigin-Name: ef0250f3dc769a4acd534f31fa06d90922d4145b
This commit is contained in:
drh
2008-07-25 15:39:03 +00:00
parent 1bb14aca96
commit ec424a5be6
10 changed files with 70 additions and 23 deletions
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7
test/tester.tcl
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@ -11,7 +11,7 @@
# This file implements some common TCL routines used for regression
# testing the SQLite library
#
# $Id: tester.tcl,v 1.132 2008/07/12 15:55:55 danielk1977 Exp $
# $Id: tester.tcl,v 1.133 2008/07/25 15:39:04 drh Exp $
#
# What for user input before continuing. This gives an opportunity
@ -382,6 +382,11 @@ proc show_memstats {} {
set x [sqlite3_status SQLITE_STATUS_SCRATCH_OVERFLOW 0]
set val [format {now %10d max %10d} [lindex $x 1] [lindex $x 2]]
puts "Scratch overflow: $val"
ifcapable yytrackmaxstackdepth {
set x [sqlite3_status SQLITE_STATUS_PARSER_STACK 0]
set val [format { max %10d} [lindex $x 2]]
puts "Parser stack depth: $val"
}
set x [sqlite3_status SQLITE_STATUS_MALLOC_SIZE 0]
puts "Maximum alloc size: [lindex $x 2]"
}