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perl-recontextnocurpm.diff
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File perl-recontextnocurpm.diff of Package perl.7519
--- ./regcomp.c.orig 2016-08-03 15:04:42.480044213 +0000 +++ ./regcomp.c 2016-08-03 15:09:57.220043656 +0000 @@ -15456,6 +15456,8 @@ void Perl_save_re_context(pTHX) { dVAR; + I32 nparens = -1; + I32 i; struct re_save_state *state; @@ -15483,9 +15485,20 @@ Perl_save_re_context(pTHX) /* Save $1..$n (#18107: UTF-8 s/(\w+)/uc($1)/e); AMS 20021106. */ if (PL_curpm) { const REGEXP * const rx = PM_GETRE(PL_curpm); - if (rx) { - U32 i; - for (i = 1; i <= RX_NPARENS(rx); i++) { + if (rx) + nparens = RX_NPARENS(rx); + } + + /* RT #124109. This is a complete hack; in the SWASHNEW case we know + * that PL_curpm will be null, but that utf8.pm and the modules it + * loads will only use $1..$3. + */ + if (nparens == -1) + nparens = 3; + + { + { + for (i = 1; i <= nparens; i++) { char digits[TYPE_CHARS(long)]; const STRLEN len = my_snprintf(digits, sizeof(digits), "%lu", (long)i); GV *const *const gvp
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