gdbserver: replace AC_TRY_COMPILE in acinclude.m4

... with AC_COMPILE_IFELSE and AC_LANG_PROGRAM.

All changes in the generated configure file are insignificant
whitespace changes.

gdbserver/ChangeLog:

	* acinclude.m4: Replace AC_TRY_COMPILE with AC_COMPILE_IFELSE +
	AC_LANG_PROGRAM.
	* configure: Re-generate.

Change-Id: Idab8b5e1a984046b5283940c02e5a22da2291d58

gdbserver/ChangeLog

@@ -1,3 +1,9 @@
+2020-10-31  Simon Marchi  <simon.marchi@polymtl.ca>
+
+	* acinclude.m4: Replace AC_TRY_COMPILE with AC_COMPILE_IFELSE +
+	AC_LANG_PROGRAM.
+	* configure: Re-generate.
+
 2020-10-31  Simon Marchi  <simon.marchi@polymtl.ca>
 
 	* configure: Re-generate.

gdbserver/acinclude.m4

@@ -42,18 +42,20 @@ m4_include(../config/gettext-sister.m4)
 dnl Check for existence of a type $1 in libthread_db.h
 dnl Based on BFD_HAVE_SYS_PROCFS_TYPE in bfd/bfd.m4.
 
-AC_DEFUN([GDBSERVER_HAVE_THREAD_DB_TYPE],
-[AC_MSG_CHECKING([for $1 in thread_db.h])
- AC_CACHE_VAL(gdbserver_cv_have_thread_db_type_$1,
-   [AC_TRY_COMPILE([
-#include <thread_db.h>],
-      [$1 avar],
-      gdbserver_cv_have_thread_db_type_$1=yes,
-      gdbserver_cv_have_thread_db_type_$1=no
-   )])
- if test $gdbserver_cv_have_thread_db_type_$1 = yes; then
-   AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
-	     [Define if <thread_db.h> has $1.])
- fi
- AC_MSG_RESULT($gdbserver_cv_have_thread_db_type_$1)
-])
+AC_DEFUN(
+  [GDBSERVER_HAVE_THREAD_DB_TYPE],
+  [AC_MSG_CHECKING([for $1 in thread_db.h])
+   AC_CACHE_VAL(
+     [gdbserver_cv_have_thread_db_type_$1],
+     [AC_COMPILE_IFELSE(
+        [AC_LANG_PROGRAM([#include <thread_db.h>], [$1 avar])],
+	[gdbserver_cv_have_thread_db_type_$1=yes],
+	[gdbserver_cv_have_thread_db_type_$1=no]
+      )]
+   )
+   if test $gdbserver_cv_have_thread_db_type_$1 = yes; then
+     AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
+	       [Define if <thread_db.h> has $1.])
+   fi
+   AC_MSG_RESULT($gdbserver_cv_have_thread_db_type_$1)]
+)

gdbserver/configure

@@ -10386,12 +10386,11 @@ fi
 if test "$bfd_cv_have_sys_procfs_type_lwpid_t" != yes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lwpid_t in thread_db.h" >&5
 $as_echo_n "checking for lwpid_t in thread_db.h... " >&6; }
- if ${gdbserver_cv_have_thread_db_type_lwpid_t+:} false; then :
+   if ${gdbserver_cv_have_thread_db_type_lwpid_t+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
 #include <thread_db.h>
 int
 main ()
@@ -10408,14 +10407,15 @@ else
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 
- if test $gdbserver_cv_have_thread_db_type_lwpid_t = yes; then
+   if test $gdbserver_cv_have_thread_db_type_lwpid_t = yes; then
 
 $as_echo "#define HAVE_LWPID_T 1" >>confdefs.h
 
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdbserver_cv_have_thread_db_type_lwpid_t" >&5
+   fi
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdbserver_cv_have_thread_db_type_lwpid_t" >&5
 $as_echo "$gdbserver_cv_have_thread_db_type_lwpid_t" >&6; }
 
 fi
@@ -10423,12 +10423,11 @@ fi
 if test "$bfd_cv_have_sys_procfs_type_psaddr_t" != yes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for psaddr_t in thread_db.h" >&5
 $as_echo_n "checking for psaddr_t in thread_db.h... " >&6; }
- if ${gdbserver_cv_have_thread_db_type_psaddr_t+:} false; then :
+   if ${gdbserver_cv_have_thread_db_type_psaddr_t+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
 #include <thread_db.h>
 int
 main ()
@@ -10445,14 +10444,15 @@ else
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 
- if test $gdbserver_cv_have_thread_db_type_psaddr_t = yes; then
+   if test $gdbserver_cv_have_thread_db_type_psaddr_t = yes; then
 
 $as_echo "#define HAVE_PSADDR_T 1" >>confdefs.h
 
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdbserver_cv_have_thread_db_type_psaddr_t" >&5
+   fi
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdbserver_cv_have_thread_db_type_psaddr_t" >&5
 $as_echo "$gdbserver_cv_have_thread_db_type_psaddr_t" >&6; }
 
 fi