From b7e1eda932c74196d58e6b63644200b764b5453e Mon Sep 17 00:00:00 2001 From: Nobuyoshi Nakada Date: Mon, 4 May 2020 12:10:04 +0900 Subject: Suppress warnings by gcc 10.1.0-RC-20200430 * Folding results should not be empty. If `OnigCodePointCount(to->n)` were 0, `for` loop using `fn` wouldn't execute and `ncs` elements are not initialized. ``` enc/unicode.c:557:21: warning: 'ncs[0]' may be used uninitialized in this function [-Wmaybe-uninitialized] 557 | for (i = 0; i < ncs[0]; i++) { | ~~~^~~ ``` * Cast to `enum yytokentype` Additional enums for scanner events by ripper are not included in `yytokentype`. ``` ripper.y:7274:28: warning: implicit conversion from 'enum ' to 'enum yytokentype' [-Wenum-conversion] ``` --- enc/unicode.c | 4 ++++ ext/ripper/eventids2.c | 10 +++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/enc/unicode.c b/enc/unicode.c index 6e8c3d8816..18fba02476 100644 --- a/enc/unicode.c +++ b/enc/unicode.c @@ -493,6 +493,10 @@ onigenc_unicode_get_case_fold_codes_by_str(OnigEncoding enc, #endif if ((to = onigenc_unicode_fold_lookup(code)) != 0) { + if (OnigCodePointCount(to->n) == 0) { + /* any codepoint should not be empty */ + UNREACHABLE_RETURN(0); + } if (OnigCodePointCount(to->n) == 1) { OnigCodePoint orig_code = code; diff --git a/ext/ripper/eventids2.c b/ext/ripper/eventids2.c index cdac2081e6..ac38663f2d 100644 --- a/ext/ripper/eventids2.c +++ b/ext/ripper/eventids2.c @@ -1,12 +1,20 @@ enum { tIGNORED_NL = tLAST_TOKEN + 1, +# define tIGNORED_NL ((enum yytokentype)tIGNORED_NL) tCOMMENT, +# define tCOMMENT ((enum yytokentype)tCOMMENT) tEMBDOC_BEG, +# define tEMBDOC_BEG ((enum yytokentype)tEMBDOC_BEG) tEMBDOC, +# define tEMBDOC ((enum yytokentype)tEMBDOC) tEMBDOC_END, +# define tEMBDOC_END ((enum yytokentype)tEMBDOC_END) tHEREDOC_BEG, +# define tHEREDOC_BEG ((enum yytokentype)tHEREDOC_BEG) tHEREDOC_END, - k__END__ +# define tHEREDOC_END ((enum yytokentype)tHEREDOC_END) + k__END__, +# define k__END__ ((enum yytokentype)k__END__) }; typedef struct { -- cgit v1.2.3