diff options
Diffstat (limited to 'tools/perf/util/expr.l')
| -rw-r--r-- | tools/perf/util/expr.l | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/perf/util/expr.l b/tools/perf/util/expr.l index 0168a9637330..4fbf353e78e7 100644 --- a/tools/perf/util/expr.l +++ b/tools/perf/util/expr.l @@ -42,8 +42,11 @@ static char *normalize(char *str, int runtime) char *dst = str; while (*str) { - if (*str == '\\') + if (*str == '\\') { *dst++ = *++str; + if (!*str) + break; + } else if (*str == '?') { char *paramval; int i = 0; @@ -84,9 +87,11 @@ static int literal(yyscan_t scanner, const struct expr_scanner_ctx *sctx) YYSTYPE *yylval = expr_get_lval(scanner); yylval->num = expr__get_literal(expr_get_text(scanner), sctx); - if (isnan(yylval->num)) - return EXPR_ERROR; - + if (isnan(yylval->num)) { + if (!sctx->is_test) + return EXPR_ERROR; + yylval->num = 1; + } return LITERAL; } %} |