diff options
| -rw-r--r-- | cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l index 5c17e92..0c0938f 100644 --- a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l +++ b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l @@ -67,8 +67,12 @@ * for all subsequent invocations, which is the effect desired. */ #undef unput -#define unput(c) \ - if (c != EOF) yyunput( c, yytext_ptr ) +#define unput(c) \ + do { \ + int _c = c; \ + if (_c != EOF) \ + yyunput(_c, yytext_ptr); \ + } while(0) #endif static int id_or_type(const char *); |
