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-rw-r--r--3rdparty/libconfig/extra/gen/clangwarnings.patch36
1 files changed, 36 insertions, 0 deletions
diff --git a/3rdparty/libconfig/extra/gen/clangwarnings.patch b/3rdparty/libconfig/extra/gen/clangwarnings.patch
new file mode 100644
index 000000000..65aef9a08
--- /dev/null
+++ b/3rdparty/libconfig/extra/gen/clangwarnings.patch
@@ -0,0 +1,36 @@
+diff --git a/grammar.c b/grammar.c
+index 3595578..26444f8 100644
+--- a/grammar.c
++++ b/grammar.c
+@@ -1187,9 +1187,7 @@ void libconfig_yyerror(void *scanner, struct parse_context *ctx,
+ YYUSE (ctx);
+ YYUSE (scan_ctx);
+
+- if (!yymsg)
+- yymsg = "Deleting";
+- YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
++ YY_SYMBOL_PRINT (yymsg ? yymsg : "Deleting", yytype, yyvaluep, yylocationp);
+
+ switch (yytype)
+ {
+diff --git a/scanner.c b/scanner.c
+index aebd34c..c3a717f 100644
+--- a/scanner.c
++++ b/scanner.c
+@@ -1500,6 +1500,8 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
+ else
+ ret_val = EOB_ACT_CONTINUE_SCAN;
+
++#ifndef __clang_analyzer__
++ // FIXME: Clang's static analyzer complains about leaking the result of libconfig_yyrealloc
+ if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+ /* Extend the array by 50%, plus the number we really need. */
+ yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
+@@ -1507,6 +1509,7 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
+ if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
+ }
++#endif // __clang_analyzer__
+
+ yyg->yy_n_chars += number_to_move;
+ YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;