Add reminder to dtoa.c to check for updates regularly.
Fix a bug in the memory management in dtoa.c.
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@ -21,7 +21,11 @@
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* This is dtoa.c by David M. Gay, downloaded from
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* http://www.netlib.org/fp/dtoa.c on April 15, 2009 and modified for
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* inclusion into the Python core by Mark E. T. Dickinson and Eric V. Smith.
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* The major modifications are as follows:
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*
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* Please remember to check http://www.netlib.org/fp regularly (and especially
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* before any Python release) for bugfixes and updates.
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*
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* The major modifications from Gay's original code are as follows:
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*
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* 0. The original code has been specialized to Python's needs by removing
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* many of the #ifdef'd sections. In particular, code to support VAX and
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@ -53,6 +57,10 @@
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* 5. The code has been reformatted to better fit with Python's
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* C style guide (PEP 7).
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*
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* 6. A bug in the memory allocation has been fixed: to avoid FREEing memory
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* that hasn't been MALLOC'ed, private_mem should only be used when k <=
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* Kmax.
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*
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***************************************************************/
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/* Please send bug reports for the original dtoa.c code to David M. Gay (dmg
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@ -342,7 +350,7 @@ Balloc(int k)
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x = 1 << k;
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len = (sizeof(Bigint) + (x-1)*sizeof(ULong) + sizeof(double) - 1)
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/sizeof(double);
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if (pmem_next - private_mem + len <= PRIVATE_mem) {
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if (k <= Kmax && pmem_next - private_mem + len <= PRIVATE_mem) {
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rv = (Bigint*)pmem_next;
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pmem_next += len;
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}
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