From 3b8af25b7ad47b31463046af1f244ad7af5900a9 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Fri, 1 Mar 2013 22:06:04 +0100 Subject: re PR middle-end/56461 (GCC is leaking lots of memory) PR middle-end/56461 * files.c (_cpp_save_file_entries): Free result at the end. * pch.c (cpp_string_free): New function. (cpp_save_state): Use it in htab_create call. (cpp_write_pch_deps): Free ss->defs. Destroy ss->definedhash. From-SVN: r196394 --- libcpp/pch.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'libcpp/pch.c') diff --git a/libcpp/pch.c b/libcpp/pch.c index 94e5d21ab7a..6270bda53ed 100644 --- a/libcpp/pch.c +++ b/libcpp/pch.c @@ -187,6 +187,16 @@ cpp_string_eq (const void *a_p, const void *b_p) && memcmp (a->text, b->text, a->len) == 0); } +/* Free memory associated with cpp_string. */ + +static void +cpp_string_free (void *a_p) +{ + struct cpp_string *a = (struct cpp_string *) a_p; + free ((void *) a->text); + free (a); +} + /* Save the current definitions of the cpp_reader for dependency checking purposes. When writing a precompiled header, this should be called at the same point in the compilation as cpp_valid_state @@ -198,7 +208,7 @@ cpp_save_state (cpp_reader *r, FILE *f) /* Save the list of non-void identifiers for the dependency checking. */ r->savedstate = XNEW (struct cpp_savedstate); r->savedstate->definedhash = htab_create (100, cpp_string_hash, - cpp_string_eq, NULL); + cpp_string_eq, cpp_string_free); cpp_forall_identifiers (r, save_idents, r->savedstate); /* Write out the list of defined identifiers. */ @@ -336,6 +346,8 @@ cpp_write_pch_deps (cpp_reader *r, FILE *f) return -1; } free (ss->definedstrs); + free (ss->defs); + htab_delete (ss->definedhash); /* Free the saved state. */ free (ss); -- cgit v1.2.3