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-rw-r--r--winsup/cygwin/cygheap.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/winsup/cygwin/cygheap.cc b/winsup/cygwin/cygheap.cc
index e9dc5d443..5da6fa692 100644
--- a/winsup/cygwin/cygheap.cc
+++ b/winsup/cygwin/cygheap.cc
@@ -205,7 +205,8 @@ _csbrk (int sbs)
/* nothing to do */;
else if (!VirtualAlloc (prebrk, (DWORD) sbs, MEM_COMMIT, PAGE_READWRITE))
{
- malloc_printf ("couldn't commit memory for cygwin heap, %E");
+ malloc_printf ("couldn't commit memory for cygwin heap, prebrk %p, size %d, heapsize now %d, max heap size %d, %E",
+ prebrk, sbs, (char *) cygheap_max - (char *) cygheap, CYGHEAPSIZE);
__seterrno ();
cygheap_max = (char *) cygheap_max - sbs;
return NULL;