Bugfix: configure: Use dummy pointer to correctly detect roundl when conftest main is missing argc parameter · add76ade60 - THC的仓库

Bugfix: configure: Use dummy pointer to correctly detect roundl when conftest main is missing argc parameter

Luke Dashjr 12 years ago

parent

f65ba3a18e

commit

add76ade60

1 changed files with 1 additions and 1 deletions

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							+ 1
							
							- 1
						
configure.ac
							 
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				@@ -563,7 +563,7 @@ LIBS="$LIBS -lm"
			
				 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
			
				 	#include <math.h>
			
				 ]], [[
			
				-	return (roundl((long double)argc) == 1.0);
			
				+	return (roundl(*(long double *)0xdeadbeef) == 1.0);
			
				 ]])], [
			
				 	AC_MSG_RESULT([yes])
			
				 ], [