[Bug middle-end/49310] [4.7 Regression] Compile time hog in var-tracking emit

[Joost.VandeVondele at pci dot uzh.ch]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49310

--- Comment #8 from Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> 2011-07-04 18:57:45 UTC ---
patch ;-)

Index: gcc/params.def
===================================================================
--- gcc/params.def      (revision 175820)
+++ gcc/params.def      (working copy)
@@ -845,7 +845,7 @@
 DEFPARAM (PARAM_MAX_VARTRACK_EXPR_DEPTH,
          "max-vartrack-expr-depth",
          "Max. recursion depth for expanding var tracking expressions",
-         20, 0, 0)
+         12, 0, 0)

 /* Set minimum insn uid for non-debug insns.  */