From 38b3a2c089296350450e5dc0db2c279529fa6909 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Mon, 21 Feb 2000 05:14:06 +0000 Subject: [PATCH] * boehm.cc (_Jv_AllocBytes): Clear returned memory. From-SVN: r32085 --- libjava/ChangeLog | 4 ++++ libjava/boehm.cc | 9 ++++++++- 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 7ff9c1c26fc..c767dfb6df9 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,3 +1,7 @@ +2000-02-20 Tom Tromey + + * boehm.cc (_Jv_AllocBytes): Clear returned memory. + 2000-02-19 Bryce McKinlay * java/util/zip/ZipEntry.java (setCrc): Fix overflow. diff --git a/libjava/boehm.cc b/libjava/boehm.cc index 2c50c5cc0f0..ccfe9ee16c4 100644 --- a/libjava/boehm.cc +++ b/libjava/boehm.cc @@ -321,7 +321,14 @@ _Jv_AllocArray (jsize size) void * _Jv_AllocBytes (jsize size) { - return GC_GENERIC_MALLOC (size, PTRFREE); + void *r = GC_GENERIC_MALLOC (size, PTRFREE); + // We have to explicitly zero memory here, as the GC doesn't + // guarantee that PTRFREE allocations are zeroed. Note that we + // don't have to do this for other allocation types because we set + // the `ok_init' flag in the type descriptor. + if (r != NULL) + memset (r, 0, size); + return r; } static void