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Add padding to integer_type

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This will prevent assigning to forward() from possibly corrupting memory on 64-bit systems, because the 4-byte int type there does not have enough space to hold an 8-byte pointer.
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Justin Ethier 2016-02-24 21:47:32 -05:00
parent cef2abfb7e
commit be0384cd98
1 changed files with 1 additions and 1 deletions
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2
include/cyclone/types.h
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@ -235,7 +235,7 @@ typedef symbol_type *symbol;
static object quote_##name = nil;
/* Define numeric types */
typedef struct {gc_header_type hdr; tag_type tag; int value;} integer_type;
typedef struct {gc_header_type hdr; tag_type tag; int value; int padding;} integer_type;
#define make_int(n,v) integer_type n; n.hdr.mark = gc_color_red; n.hdr.grayed = 0; n.tag = integer_tag; n.value = v;
typedef struct {gc_header_type hdr; tag_type tag; double value;} double_type;
#define make_double(n,v) double_type n; n.hdr.mark = gc_color_red; n.hdr.grayed = 0; n.tag = double_tag; n.value = v;