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diff config/sjlj.m4 @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/config/sjlj.m4	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,12 @@
+dnl Check if the compiler is configured for setjmp/longjmp exceptions.
+AC_DEFUN([GCC_CHECK_SJLJ_EXCEPTIONS],
+  [AC_CACHE_CHECK([whether the compiler is configured for setjmp/longjmp exceptions],
+    ac_cv_sjlj_exceptions,
+    [AC_COMPILE_IFELSE(
+      [AC_LANG_PROGRAM(
+        [[#ifdef __USING_SJLJ_EXCEPTIONS__
+          this will fail
+          #endif]],
+        [[int i;]])],
+      [ac_cv_sjlj_exceptions=no],
+      [ac_cv_sjlj_exceptions=yes])])])