The SvGROW() might move the PV.

p4raw-id: //depot/perl@19163

diff --git a/pp.c b/pp.c
index 1bbe895..fde8b12 100644 (file)
--- a/pp.c
+++ b/pp.c
@@ -3387,7 +3387,8 @@ PP(pp_chr)
        tmps = SvPVX(TARG);
        if (SvCUR(TARG) == 0 || !is_utf8_string((U8*)tmps, SvCUR(TARG)) ||
            memEQ(tmps, "\xef\xbf\xbd\0", 4)) {
-           SvGROW(TARG,3);
+           SvGROW(TARG, 3);
+           tmps = SvPVX(TARG);
            SvCUR_set(TARG, 2);
            *tmps++ = (U8)UTF8_EIGHT_BIT_HI(value);
            *tmps++ = (U8)UTF8_EIGHT_BIT_LO(value);