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In long integer multiplications, avoid casting
both operands to long double and use an inline
assembly-based overflow checking function instead.

In long integer multiplications, avoid casting
both operands to long double and use an inline
assembly-based overflow checking function instead.
@remicollet
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Test against master on

Test on POWER8 (architected), altivec supported
Linux foo 3.10.0-123.el7.ppc64 #1 SMP Mon May 5 11:18:37 EDT 2014 ppc64 ppc64 ppc64 GNU/Linux

No regression detected, same results.

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Comment on behalf of remi at php.net:

merged

@php-pulls php-pulls closed this Dec 1, 2014
@gustavotemple gustavotemple deleted the multiply-overflow-ppc64 branch December 1, 2014 11:29
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4 participants