| --- a/src/ccache/ccache.cpp | |
| +++ b/src/ccache/ccache.cpp | |
| @@ -1914,6 +1914,7 @@ get_manifest_key(Context& ctx, Hash& has | |
| "OBJCPLUS_INCLUDE_PATH", // Clang | |
| "CLANG_CONFIG_FILE_SYSTEM_DIR", // Clang | |
| "CLANG_CONFIG_FILE_USER_DIR", // Clang | |
| + "GCC_HONOUR_COPTS", | |
| nullptr, | |
| }; | |
| for (const char** p = envvars; *p; ++p) { |