[Bug tree-optimization/17436] New: [4.0 regression] Huge memory use regression

[falk at debian dot org]

The attached test case from the Linux kernel takes about 28m to compile with
gcc 3.4 at -O2, and about 657m with gcc 4.0.0 20040911.

-- 
           Summary: [4.0 regression] Huge memory use regression
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Keywords: memory-hog
          Severity: critical
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: falk at debian dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: alphaev68-unknown-linux-gnu
  GCC host triplet: alphaev68-unknown-linux-gnu
GCC target triplet: alphaev68-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17436