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build-sys: disable _FORTIFY_SOURCE for -Og builds for now

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Older gcc versions throw things like:

  In file included from /usr/include/fcntl.h:302:0,
                 from ../src/core/execute.c:25:
In function 'open',
    inlined from 'open_null_as' at ../src/core/execute.c:196:12:
/usr/include/bits/fcntl2.h:50:24: error: call to '__open_missing_mode'
  declared with attribute error: open with O_CREAT in second argument needs 3 arguments
    __open_missing_mode ();
This commit is contained in:
Kay Sievers 2013-10-21 18:28:23 +02:00
parent df28bc0836
commit 03a170c03c
1 changed files with 1 additions and 1 deletions
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2
configure.ac
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@ -157,7 +157,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
--param=ssp-buffer-size=4])
AC_SUBST([OUR_CFLAGS], "$with_cflags $address_sanitizer_cflags")
AS_CASE([$CFLAGS], [*-O[[12345g\ ]]*],
AS_CASE([$CFLAGS], [*-O[[12345\ ]]*],
[CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
-Wp,-D_FORTIFY_SOURCE=2])],
[AC_MSG_RESULT([skipping -D_FORTIFY_SOURCE, optimization not enabled])])