[Bug fortran/54332] [4.8 Regression] 481.wrf in SPEC CPU 2006 takes > 10GB memory to compile

["hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54332

--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> 2012-08-21 13:58:05 UTC ---
(In reply to comment #6)
> 
> If it's related to the hash table, then comparing rev 188059 vs rev 
> 188129 may show the regression.
> 

Neither rev 188059 nor rev 188129 will build:

../../../../gcc/gcc/graphite-sese-to-poly.c: In function \u2018void
build_sese_conditions_before(dom_walk_data*, basic_block)\u2019:
../../../../gcc/gcc/graphite-sese-to-poly.c:1357:2: error: call of overloaded
\u2018VEC_safe_push_1(vec_t<gimple_statement_d*>**, NULL, const char [44], int,
const char [29])\u2019 is ambiguous
../../../../gcc/gcc/graphite-sese-to-poly.c:1357:2: note: candidates are: 
In file included from ../../../../gcc/gcc/basic-block.h:25:0,
                 from ../../../../gcc/gcc/tree-flow.h:27,
                 from ../../../../gcc/gcc/graphite-sese-to-poly.c:24:
../../../../gcc/gcc/vec.h:674:1: note: T& VEC_safe_push_1(vec_t<T>**, T, const
char*, unsigned int, const char*) [with T = gimple_statement_d*;
vec_allocation_t A = (vec_allocation_t)0u]
../../../../gcc/gcc/vec.h:682:1: note: T* VEC_safe_push_1(vec_t<T>**, const T*,
const char*, unsigned int, const char*) [with T = gimple_statement_d*;
vec_allocation_t A = (vec_allocation_t)0u]
make[2]: *** [graphite-sese-to-poly.o] Error 1
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