On Thu, 22 Dec 2022 07:20:03 GMT, Toshio Nakamura <[email protected]> wrote:

> In 'Java_sun_font_FreetypeFontScaler_createScalerContextNative', 
> 'context->transform.xx' and '.yy' values are sometimes 65535 instead of 
> 65536. There are unintentional double and float conversions. It may be no 
> real harm, but I'd like to fix it.
> 
> Problem case:
> context->transform.xx=**65535** yx=0 xy=0 yy=**65535** ptsz=46.590909 
> dmat[0]=46.590909 (float)dmat[0]=46.59090**8**
> 
> Normal case:
> context->transform.xx=65536 yx=0 xy=0 yy=65536 ptsz=18.000000 
> dmat[0]=18.000000 (float)dmat[0]=18.000000
> 
> Test: jdk_desktop on Linux x86_64 had no regression issues.

Is it possible to create a test case for this issue?

-------------

PR: https://git.openjdk.org/jdk/pull/11763

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