[Bug bootstrap/59260] New: fold-const.c:14871:5: error: 'hash_table' has not been declared

[dimhen at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59260

            Bug ID: 59260
           Summary: fold-const.c:14871:5: error: 'hash_table' has not been
                    declared
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dimhen at gmail dot com

trunk r205300 Fedora19/x86_64 configured as

~/src/gcc_current/configure --prefix=/usr/local/gcc_current
--with-multilib-list=m64 --enable-checking=fold --enable-languages=c,c++,lto
--enable-plugin --with-tune=native --with-arch=native
--enable-version-specific-runtime-libs

err triggered by --enable-checking=fold and looks as

make[3]: Entering directory `/home/dimhen/build/gcc_current_fold/gcc'
g++ -c   -g -DIN_GCC    -fno-exceptions -fno-rtti -fasynchronous-unwind-tables
-W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wno-format
-Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros
-Wno-overlength-strings   -DHAVE_CONFIG_H -I. -I.
-I/home/dimhen/src/gcc_current/gcc -I/home/dimhen/src/gcc_current/gcc/.
-I/home/dimhen/src/gcc_current/gcc/../include
-I/home/dimhen/src/gcc_current/gcc/../libcpp/include
-I/home/dimhen/build/gcc_current_fold/./gmp -I/home/dimhen/src/gcc_current/gmp
-I/home/dimhen/build/gcc_current_fold/./mpfr
-I/home/dimhen/src/gcc_current/mpfr -I/home/dimhen/src/gcc_current/mpc/src 
-I/home/dimhen/src/gcc_current/gcc/../libdecnumber
-I/home/dimhen/src/gcc_current/gcc/../libdecnumber/bid -I../libdecnumber
-I/home/dimhen/src/gcc_current/gcc/../libbacktrace -DCLOOG_INT_GMP
-I/home/dimhen/build/gcc_current_fold/./cloog/include
-I/home/dimhen/src/gcc_current/cloog/include
-I/home/dimhen/src/gcc_current/cloog/include 
-I/home/dimhen/build/gcc_current_fold/./isl/include
-I/home/dimhen/src/gcc_current/isl/include  -o fold-const.o -MT fold-const.o
-MMD -MP -MF ./.deps/fold-const.TPo
/home/dimhen/src/gcc_current/gcc/fold-const.c
/home/dimhen/src/gcc_current/gcc/fold-const.c:14871:5: error: 'hash_table' has
not been declared
     hash_table <pointer_hash <tree_node> >);
     ^
[...]

For me help the following

$ svn diff
Index: fold-const.c
===================================================================
--- fold-const.c    (revision 205300)
+++ fold-const.c    (working copy)
@@ -68,6 +68,10 @@
 #include "gimplify.h"
 #include "tree-dfa.h"

+#ifdef ENABLE_FOLD_CHECKING
+#include "hash-table.h"
+#endif
+
 /* Nonzero if we are folding constants inside an initializer; zero
    otherwise.  */
 int folding_initializer = 0;