llvm-project.git/libc/fuzzing/stdlib/StringParserOutputDiff.h, branch main Unnamed repository; edit this file 'description' to name the repository. [libc] add fuzz target for strtointeger functions 2022-12-20T18:48:34+00:00 Michael Jones michaelrj@google.com 2022-12-16T00:36:59+00:00 f1990feb35e835ab81d6351dd4b6ef3dccc4aca5 The string to integer conversion functions are well suited to differential fuzzing, and this patch adds a target to enable just that. It also fixes a bug in the fuzzing comparison logic and changes atoi slightly to match the behavior described in the C standard. Reviewed By: sivachandra, lntue Differential Revision: https://reviews.llvm.org/D140178 
The string to integer conversion functions are well suited to
differential fuzzing, and this patch adds a target to enable just that.
It also fixes a bug in the fuzzing comparison logic and changes atoi
slightly to match the behavior described in the C standard.

Reviewed By: sivachandra, lntue

Differential Revision: https://reviews.llvm.org/D140178
[libc] add atof, strtof and strtod 2021-10-18T23:10:03+00:00 Michael Jones michaelrj@google.com 2021-09-01T23:51:05+00:00 87c016078ad72c46505461e4ff8bfa04819fe7ba Add the string to floating point conversion functions. Long doubles aren't supported yet, but floats and doubles are. The primary algorithm used is the Eisel-Lemire ParseNumberF64 algorithm, with the Simple Decimal Conversion algorithm as backup. Links for more information on the algorithms: Number Parsing at a Gigabyte per Second, Software: Practice and Experience 51 (8), 2021 (https://arxiv.org/abs/2101.11408) https://nigeltao.github.io/blog/2020/eisel-lemire.html https://nigeltao.github.io/blog/2020/parse-number-f64-simple.html Differential Revision: https://reviews.llvm.org/D109261 
Add the string to floating point conversion functions.
Long doubles aren't supported yet, but floats and doubles are. The
primary algorithm used is the Eisel-Lemire ParseNumberF64 algorithm,
with the Simple Decimal Conversion algorithm as backup.

Links for more information on the algorithms:

Number Parsing at a Gigabyte per Second, Software: Practice and
Experience 51 (8), 2021 (https://arxiv.org/abs/2101.11408)
https://nigeltao.github.io/blog/2020/eisel-lemire.html
https://nigeltao.github.io/blog/2020/parse-number-f64-simple.html

Differential Revision: https://reviews.llvm.org/D109261