[binutils-gdb] Don't allocate DWO file hash on obstack

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=bc68fb1930b72d3772fadbe76d9006c799bb33e9

commit bc68fb1930b72d3772fadbe76d9006c799bb33e9
Author: Tom Tromey <tom@tromey.com>
Date:   Sat Feb 8 13:40:54 2020 -0700

    Don't allocate DWO file hash on obstack
    
    This changes allocate_dwo_file_hash_table so that it does not use the
    objfile obstack to store the contents of the hash table.
    
    2020-02-08  Tom Tromey  <tom@tromey.com>
    
    	* dwarf2/read.c (allocate_dwo_file_hash_table): Don't allocate on
    	obstack.
    
    Change-Id: Ic20a618acc7277e56aa18580c68f75c793bef97b

Diff:
---
 gdb/ChangeLog     |  5 +++++
 gdb/dwarf2/read.c | 12 +++++-------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b5c2954..c3ec439 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
 2020-02-08  Tom Tromey  <tom@tromey.com>
 
+	* dwarf2/read.c (allocate_dwo_file_hash_table): Don't allocate on
+	obstack.
+
+2020-02-08  Tom Tromey  <tom@tromey.com>
+
 	* dwarf2/read.c (~dwarf2_per_objfile): Don't delete
 	line_header_hash.
 	(handle_DW_AT_stmt_list): Update.  Don't allocate on obstack.
diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 6c698bd..a767e3b 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -11417,13 +11417,11 @@ allocate_dwo_file_hash_table (struct objfile *objfile)
       delete dwo_file;
     };
 
-  return htab_up (htab_create_alloc_ex (41,
-					hash_dwo_file,
-					eq_dwo_file,
-					delete_dwo_file,
-					&objfile->objfile_obstack,
-					hashtab_obstack_allocate,
-					dummy_obstack_deallocate));
+  return htab_up (htab_create_alloc (41,
+				     hash_dwo_file,
+				     eq_dwo_file,
+				     delete_dwo_file,
+				     xcalloc, xfree));
 }
 
 /* Lookup DWO file DWO_NAME.  */