+++ /dev/null
-From: Lukas Schwaighofer <lukas@schwaighofer.name>
-Date: Tue, 26 Feb 2019 23:13:58 +0100
-Subject: Prevent optimizing the pow() function
-
-With the current GCC 8.2.0 from Debian, a section of code calling pow() in
-zzjson_parse.c is turned into a sequence calling exp(). Since no exp()
-implementation is available in syslinux those optimizations need to be
-disabled.
----
- com32/gpllib/zzjson/zzjson_parse.c | 6 +++++-
- 1 file changed, 5 insertions(+), 1 deletion(-)
-
-diff --git a/com32/gpllib/zzjson/zzjson_parse.c b/com32/gpllib/zzjson/zzjson_parse.c
-index ecb6f61..e66a9d8 100644
---- a/com32/gpllib/zzjson/zzjson_parse.c
-+++ b/com32/gpllib/zzjson/zzjson_parse.c
-@@ -138,6 +138,10 @@ static ZZJSON *parse_string2(ZZJSON_CONFIG *config) {
- return zzjson;
- }
-
-+static double __attribute__((optimize("O0"))) pow_noopt(double x, double y) {
-+ return pow(x, y);
-+}
-+
- static ZZJSON *parse_number(ZZJSON_CONFIG *config) {
- ZZJSON *zzjson;
- unsigned long long ival = 0, expo = 0;
-@@ -213,7 +217,7 @@ skipexpo:
- if (dbl) {
- dval = sign * (long long) ival;
- dval += sign * frac;
-- dval *= pow(10.0, (double) signexpo * expo);
-+ dval *= pow_noopt(10.0, (double) signexpo * expo);
- }
-
- zzjson = config->calloc(1, sizeof(ZZJSON));