Workaround gcc4.3 compiler error - disable pmm low mem allocations.

For some unknown reason, the 16bit version of low memory expansion is
    confusing gcc4.3.  For now, just disable it as it isn't used in
    practice.

diff --git a/src/pmm.c b/src/pmm.c
index 6ce6c6fd990dab0c4200181b74bd83352dff8063..e90a7a8869bca16876f623449f7ccbbcc77f01e2 100644 (file)
--- a/src/pmm.c
+++ b/src/pmm.c
@@ -250,12 +250,14 @@ pmm_malloc(struct zone_s *zone, u32 handle, u32 size, u32 align)
         return NULL;
     u32 olddata = GET_PMMVAR(zone->cur);
     void *data = zone_malloc(zone, size, align);
+#if 0  // XXX - gcc4.3 internal compiler error - disable for now
     if (!data && zone == &ZoneLow) {
         // Try to expand permanent low zone.
         zonelow_expand(size, align);
         olddata = GET_PMMVAR(zone->cur);
         data = zone_malloc(zone, size, align);
     }
+#endif
     if (! data) {
         zone_free(ZONEALLOC, info, oldallocdata);
         return NULL;