Add -Wdouble-promotion compiler flag

2017-03-01 08:58:11 +01:00
parent 40e3781e9b
commit 3f349a4258
2 changed files with 2 additions and 1 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,6 +41,7 @@ if (ENABLE_CUSTOM_COMPILER_FLAGS)
        -Wc++-compat
        -fstack-protector-strong
        -Wcomma
+        -Wdouble-promotion
        )
 endif()

--- a/cJSON.c
+++ b/cJSON.c
@@ -1914,7 +1914,7 @@ CJSON_PUBLIC(cJSON *) cJSON_CreateFloatArray(const float *numbers, int count)

    for(i = 0; a && (i < (size_t)count); i++)
    {
-        n = cJSON_CreateNumber(numbers[i]);
+        n = cJSON_CreateNumber((double)numbers[i]);
        if(!n)
        {
            cJSON_Delete(a);