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3f64699ffd
Add a semantic patch for using ALLOC_ARRAY to allocate arrays and apply the transformation on the current source tree. The macro checks for multiplication overflow and infers the element size automatically; the result is shorter and safer code. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
43 lines
513 B
Plaintext
43 lines
513 B
Plaintext
@@
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type T;
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T *dst;
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T *src;
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expression n;
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@@
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- memcpy(dst, src, n * sizeof(*dst));
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+ COPY_ARRAY(dst, src, n);
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@@
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type T;
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T *dst;
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T *src;
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expression n;
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@@
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- memcpy(dst, src, n * sizeof(*src));
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+ COPY_ARRAY(dst, src, n);
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@@
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type T;
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T *dst;
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T *src;
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expression n;
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@@
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- memcpy(dst, src, n * sizeof(T));
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+ COPY_ARRAY(dst, src, n);
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@@
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type T;
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T *ptr;
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expression n;
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@@
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- ptr = xmalloc(n * sizeof(*ptr));
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+ ALLOC_ARRAY(ptr, n);
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@@
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type T;
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T *ptr;
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expression n;
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@@
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- ptr = xmalloc(n * sizeof(T));
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+ ALLOC_ARRAY(ptr, n);
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