[toolchain] introduce option to enable setjump()/longjump() based C++ exceptions...

[openwrt.git] / toolchain / gcc / Config.in

diff --git a/toolchain/gcc/Config.in b/toolchain/gcc/Config.in
index c2d17cb..e6434d0 100644 (file)
--- a/toolchain/gcc/Config.in
+++ b/toolchain/gcc/Config.in
@@ -66,6 +66,15 @@ config TLS_SUPPORT
        help
            Enable Thread-local storage support
 
+config SJLJ_EXCEPTIONS
+       bool
+       prompt "Use setjump()/longjump() exceptions" if TOOLCHAINOPTS
+       default n
+       help
+           Use old setjump()/longjump() exceptions instead of the newer
+           frame unwinding exceptions handling routines.  Warning: increases
+           code size and runtime memory usage.
+
 config INSTALL_LIBSTDCPP
        bool
        prompt "Build/install c++ compiler and libstdc++?" if TOOLCHAINOPTS