Index: base/third_party/dmg_fp/dmg_fp.h |
diff --git a/base/third_party/dmg_fp/dmg_fp.h b/base/third_party/dmg_fp/dmg_fp.h |
index 21c7c9788a7a86b0f2834a51b43290d9ce81eb3d..4795397ec2606868ea18a91ca212cce6fdd63873 100644 |
--- a/base/third_party/dmg_fp/dmg_fp.h |
+++ b/base/third_party/dmg_fp/dmg_fp.h |
@@ -21,7 +21,8 @@ char* dtoa(double d, int mode, int ndigits, |
// Must be used to free values returned by dtoa. |
void freedtoa(char* s); |
-// Store the closest decimal approximation to x in b. |
+// Store the closest decimal approximation to x in b (null terminated). |
+// Returns a pointer to b. It is sufficient for |b| to be 32 characters. |
char* g_fmt(char* b, double x); |
} // namespace dmg_fp |