X-Git-Url: https://git.cryptolib.org/?p=arm-crypto-lib.git;a=blobdiff_plain;f=test_src%2Fstring-extras.c;h=0c01a048c8f4486002043f90503b4380769c7ba7;hp=f4c95a2421dd567eac1e2ccb5b14d77a5f456807;hb=5e75eafde9b0269aa78395bbeb3e79ff36a1f082;hpb=f4853b26a54089e6796fcf115f739f1e9ea7ceb7

diff --git a/test_src/string-extras.c b/test_src/string-extras.c
index f4c95a2..0c01a04 100644
--- a/test_src/string-extras.c
+++ b/test_src/string-extras.c
@@ -42,7 +42,7 @@ uint32_t stridentcnt(const char* a, const char* b){
 
 uint16_t firstword_length(const char* s){
 	uint16_t ret=0;
-	while(isgraph(*s++))
+	while(isgraph((uint8_t)(*s++)))
 		ret++;
 	return ret; 
 }