fix 'might be used uninitialized' in S_regmatch

Strictly speaking charid would only get used uninitialized in debugging
output with a trie state machine that has no entries, but initialise it
to zero just to keep everyone happy.

1 files changed, 1 insertions, 1 deletions

diff --git a/regexec.c b/regexec.c
index ef5563505f..dd4ec41f95 100644
--- a/regexec.c
+++ b/regexec.c
@@ -3169,7 +3169,7 @@ S_regmatch(pTHX_ regmatch_info *reginfo, regnode *prog)
 		while ( state && uc <= (U8*)PL_regeol ) {
                     U32 base = trie->states[ state ].trans.base;
                     UV uvc = 0;
-                    U16 charid;
+                    U16 charid = 0;
 		    U16 wordnum;
                     wordnum = trie->states[ state ].wordnum;