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alloc functions may take 0 for the size

This commit is contained in:
Yuichi Nishiwaki 2014-01-18 07:33:51 -08:00
parent c85e07b7ee
commit 9495e9bf5c
1 changed files with 3 additions and 3 deletions
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6
src/gc.c
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@ -90,7 +90,7 @@ pic_alloc(pic_state *pic, size_t size)
void *ptr; void *ptr;
ptr = malloc(size); ptr = malloc(size);
if (ptr == NULL) { if (ptr == NULL && size > 0) {
pic_abort(pic, "memory exhausted"); pic_abort(pic, "memory exhausted");
} }
return ptr; return ptr;
@ -100,7 +100,7 @@ void *
pic_realloc(pic_state *pic, void *ptr, size_t size) pic_realloc(pic_state *pic, void *ptr, size_t size)
{ {
ptr = realloc(ptr, size); ptr = realloc(ptr, size);
if (ptr == NULL) { if (ptr == NULL && size > 0) {
pic_abort(pic, "memory exhausted"); pic_abort(pic, "memory exhausted");
} }
return ptr; return ptr;
@ -112,7 +112,7 @@ pic_calloc(pic_state *pic, size_t count, size_t size)
void *ptr; void *ptr;
ptr = calloc(count ,size); ptr = calloc(count ,size);
if (ptr == NULL) { if (ptr == NULL && size > 0) {
pic_abort(pic, "memory exhausted"); pic_abort(pic, "memory exhausted");
} }
return ptr; return ptr;