Update.

2001-02-14  Wolfram Gloger  <wg@malloc.de>

	* malloc/malloc.c (new_heap): When allocating large chunk aligned
	to HEAP_MAX_SIZE, prefer one with lower address, to avoid `holes'
	between the heaps.

ChangeLog

@@ -1,3 +1,9 @@
+2001-02-14  Wolfram Gloger  <wg@malloc.de>
+
+	* malloc/malloc.c (new_heap): When allocating large chunk aligned
+	to HEAP_MAX_SIZE, prefer one with lower address, to avoid `holes'
+	between the heaps.
+
 2001-02-14  Ulrich Drepper  <drepper@redhat.com>
 
 	* math/libm-test.inc (j0_test): Check whether sincos is available.

malloc/malloc.c

@@ -2026,7 +2026,7 @@ new_heap(size) size_t size;
      anyway). */
   p1 = (char *)MMAP(0, HEAP_MAX_SIZE<<1, PROT_NONE, MAP_PRIVATE|MAP_NORESERVE);
   if(p1 != MAP_FAILED) {
-    p2 = (char *)(((unsigned long)p1 + HEAP_MAX_SIZE) & ~(HEAP_MAX_SIZE-1));
+    p2 = (char *)(((unsigned long)p1 + (HEAP_MAX_SIZE-1)) & ~(HEAP_MAX_SIZE-1));
     ul = p2 - p1;
     munmap(p1, ul);
     munmap(p2 + HEAP_MAX_SIZE, HEAP_MAX_SIZE - ul);

math/libm-test.inc

@@ -2857,6 +2857,7 @@ j0_test (void)
 static void
 j1_test (void)
 {
+  FLOAT s, c;
   errno = 0;
   FUNC (sincos) (0, &s, &c);
   if (errno == ENOSYS)
@@ -2890,6 +2891,7 @@ j1_test (void)
 static void
 jn_test (void)
 {
+  FLOAT s, c;
   errno = 0;
   FUNC (sincos) (0, &s, &c);
   if (errno == ENOSYS)
@@ -4014,6 +4016,7 @@ trunc_test (void)
 static void
 y0_test (void)
 {
+  FLOAT s, c;
   errno = 0;
   FUNC (sincos) (0, &s, &c);
   if (errno == ENOSYS)
@@ -4047,6 +4050,7 @@ y0_test (void)
 static void
 y1_test (void)
 {
+  FLOAT s, c;
   errno = 0;
   FUNC (sincos) (0, &s, &c);
   if (errno == ENOSYS)
@@ -4079,6 +4083,7 @@ y1_test (void)
 static void
 yn_test (void)
 {
+  FLOAT s, c;
   errno = 0;
   FUNC (sincos) (0, &s, &c);
   if (errno == ENOSYS)