diff options
Diffstat (limited to 'gdbsupport/warning.m4')
| -rw-r--r-- | gdbsupport/warning.m4 | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/gdbsupport/warning.m4 b/gdbsupport/warning.m4 index 649be75..c88d4c6 100644 --- a/gdbsupport/warning.m4 +++ b/gdbsupport/warning.m4 @@ -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( - [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} $w",) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [struct scoped_restore_base {}; + struct scoped_restore_tmpl : public scoped_restore_base { + ~scoped_restore_tmpl() {} + };], + [const scoped_restore_base &b = scoped_restore_tmpl();] + )], + [WARN_CFLAGS="${WARN_CFLAGS} $w"], + [] + ) else - AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([], [])], + [WARN_CFLAGS="${WARN_CFLAGS} $w"], + [] + ) fi CFLAGS="$saved_CFLAGS" CXXFLAGS="$saved_CXXFLAGS" |