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gdbsupport: replace AC_TRY_COMPILE in warning.m4

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Replace AC_TRY_COMPILE with AC_COMPILE_IFELSE + AC_LANG_PROGRAM.

All changes in generated configure files are insignificant whitespace
changes.

gdb/ChangeLog:

	* configure: Re-generate.

gdbserver/ChangeLog:

	* configure: Re-generate.

gdbsupport/ChangeLog:

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

Change-Id: I517bd20ec3af960ad999a586761df0ac8959a3fc
This commit is contained in:
Simon Marchi
2020-10-25 21:43:20 -04:00
parent c3370398cd
commit a0de388f77
4 changed files with 28 additions and 17 deletions
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1
gdb/configure vendored
View File

@@ -16570,6 +16570,7 @@ int
main ()
{
const scoped_restore_base &b = scoped_restore_tmpl();
;
return 0;
}

1
gdbserver/configure vendored
View File

@@ -9827,6 +9827,7 @@ int
main ()
{
const scoped_restore_base &b = scoped_restore_tmpl();
;
return 0;
}

1
gdbsupport/configure vendored
View File

@@ -10313,6 +10313,7 @@ int
main ()
{
const scoped_restore_base &b = scoped_restore_tmpl();
;
return 0;
}

16
gdbsupport/warning.m4
View File

@@ -139,15 +139,23 @@ then
# Check for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958,
# fixed in GCC 4.9. This test is derived from the gdb
# source code that triggered this bug in GCC.
AC_TRY_COMPILE(
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[struct scoped_restore_base {};
struct scoped_restore_tmpl : public scoped_restore_base {
~scoped_restore_tmpl() {}
};],
[const scoped_restore_base &b = scoped_restore_tmpl();],
WARN_CFLAGS="${WARN_CFLAGS} $w",)
[const scoped_restore_base &b = scoped_restore_tmpl();]
)],
[WARN_CFLAGS="${WARN_CFLAGS} $w"],
[]
)
else
AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [])],
[WARN_CFLAGS="${WARN_CFLAGS} $w"],
[]
)
fi
CFLAGS="$saved_CFLAGS"
CXXFLAGS="$saved_CXXFLAGS"