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re PR target/78478 (Compile Error for i386-rtems)
[thirdparty/gcc.git] / config / sjlj.m4
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1dnl Check if the compiler is configured for setjmp/longjmp exceptions.
2AC_DEFUN([GCC_CHECK_SJLJ_EXCEPTIONS],
3 [AC_CACHE_CHECK([whether the compiler is configured for setjmp/longjmp exceptions],
4 ac_cv_sjlj_exceptions,
5 [AC_COMPILE_IFELSE(
6 [AC_LANG_PROGRAM(
7 [[#ifdef __USING_SJLJ_EXCEPTIONS__
8 this will fail
9 #endif]],
10 [[int i;]])],
11 [ac_cv_sjlj_exceptions=no],
12 [ac_cv_sjlj_exceptions=yes])])])