From d7aaa63fb70422f8e603e584f36d3ad95a8f9597 Mon Sep 17 00:00:00 2001
From: hyung-hwan <hyunghwan.chung@gmail.com>
Date: Tue, 19 Jul 2022 03:27:00 +0000
Subject: [PATCH] changed AC_COMPILE_IFELSE to AC_TRY_LINK in checking
 __builtin_memXXX functions

---
 configure    | 20 ++++++++++++--------
 configure.ac | 20 ++++++++++++--------
 2 files changed, 24 insertions(+), 16 deletions(-)

diff --git a/configure b/configure
index 24670b2..c59d89a 100755
--- a/configure
+++ b/configure
@@ -14058,7 +14058,7 @@ __builtin_memset ((void*)1, ' ', 10);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 
@@ -14069,7 +14069,8 @@ else
 $as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memcpy" >&5
 $as_echo_n "checking __builtin_memcpy... " >&6; }
@@ -14084,7 +14085,7 @@ __builtin_memcpy ((void*)1, (void*)2, 10);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 
@@ -14095,7 +14096,8 @@ else
 $as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memmove" >&5
 $as_echo_n "checking __builtin_memmove... " >&6; }
@@ -14110,7 +14112,7 @@ __builtin_memmove ((void*)1, (void*)2, 10);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 
@@ -14121,7 +14123,8 @@ else
 $as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memcmp" >&5
 $as_echo_n "checking __builtin_memcmp... " >&6; }
@@ -14136,7 +14139,7 @@ int a = __builtin_memcmp ((void*)1, (void*)2, 10);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 
@@ -14147,7 +14150,8 @@ else
 $as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
 $as_echo_n "checking for ANSI C header files... " >&6; }
diff --git a/configure.ac b/configure.ac
index 0b6eeb4..0e4ee78 100644
--- a/configure.ac
+++ b/configure.ac
@@ -73,32 +73,36 @@ AX_PTHREAD()
 
 dnl check some compiler builtins
 AC_MSG_CHECKING([__builtin_memset])
-AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM([], [__builtin_memset ((void*)1, ' ', 10);])],
+AC_TRY_LINK(
+	[],
+	[__builtin_memset ((void*)1, ' ', 10);],
 	[AC_MSG_RESULT(yes)
 	 AC_DEFINE([HAVE___BUILTIN_MEMSET], [1], [__builtin_memset])],
 	[AC_MSG_RESULT(no)]
 )
 
 AC_MSG_CHECKING([__builtin_memcpy])
-AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM([], [__builtin_memcpy ((void*)1, (void*)2, 10);])],
+AC_TRY_LINK(
+	[],
+	[__builtin_memcpy ((void*)1, (void*)2, 10);],
 	[AC_MSG_RESULT(yes)
 	 AC_DEFINE([HAVE___BUILTIN_MEMCPY], [1], [__builtin_memcpy])],
 	[AC_MSG_RESULT(no)]
 )
 
 AC_MSG_CHECKING([__builtin_memmove])
-AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM([], [__builtin_memmove ((void*)1, (void*)2, 10);])],
+AC_TRY_LINK(
+	[],
+	[__builtin_memmove ((void*)1, (void*)2, 10);],
 	[AC_MSG_RESULT(yes)
 	 AC_DEFINE([HAVE___BUILTIN_MEMMOVE], [1], [__builtin_memmove])],
 	[AC_MSG_RESULT(no)]
 )
 
 AC_MSG_CHECKING([__builtin_memcmp])
-AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM([], [int a = __builtin_memcmp ((void*)1, (void*)2, 10);])],
+AC_TRY_LINK(
+	[],
+	[int a = __builtin_memcmp ((void*)1, (void*)2, 10);],
 	[AC_MSG_RESULT(yes)
 	 AC_DEFINE([HAVE___BUILTIN_MEMCMP], [1], [__builtin_memcmp])],
 	[AC_MSG_RESULT(no)]