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-rw-r--r--core/fxcrt/fx_basic_bstring.cpp3
-rw-r--r--core/fxcrt/fx_basic_wstring.cpp3
2 files changed, 6 insertions, 0 deletions
diff --git a/core/fxcrt/fx_basic_bstring.cpp b/core/fxcrt/fx_basic_bstring.cpp
index bfa0cbd98c..1622c4bc55 100644
--- a/core/fxcrt/fx_basic_bstring.cpp
+++ b/core/fxcrt/fx_basic_bstring.cpp
@@ -75,6 +75,9 @@ const FX_CHAR* FX_strstr(const FX_CHAR* haystack,
} // namespace
+static_assert(sizeof(CFX_ByteString) <= sizeof(FX_CHAR*),
+ "Strings must not require more space than pointers");
+
CFX_ByteString::CFX_ByteString(const FX_CHAR* pStr, FX_STRSIZE nLen) {
if (nLen < 0)
nLen = pStr ? FXSYS_strlen(pStr) : 0;
diff --git a/core/fxcrt/fx_basic_wstring.cpp b/core/fxcrt/fx_basic_wstring.cpp
index 069b9fa42d..f3b430c7bf 100644
--- a/core/fxcrt/fx_basic_wstring.cpp
+++ b/core/fxcrt/fx_basic_wstring.cpp
@@ -59,6 +59,9 @@ const FX_WCHAR* FX_wcsstr(const FX_WCHAR* haystack,
} // namespace
+static_assert(sizeof(CFX_WideString) <= sizeof(FX_WCHAR*),
+ "Strings must not require more space than pointers");
+
CFX_WideString::CFX_WideString(const FX_WCHAR* pStr, FX_STRSIZE nLen) {
if (nLen < 0)
nLen = pStr ? FXSYS_wcslen(pStr) : 0;