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| author | Andrew Pinski <pinskia@physics.uc.edu> | 2004-06-26 20:40:31 +0000 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2004-06-26 13:40:31 -0700 |
| commit | c872077c88496940e82e8f52988d98a94c9c5d29 (patch) | |
| tree | 7dd18f1185c376206036cacc83e6902060800b5d | |
| parent | 5a2d52cadadb2c5b56a22131fe0d0fca4910b1a3 (diff) | |
| download | gcc-c872077c88496940e82e8f52988d98a94c9c5d29.zip gcc-c872077c88496940e82e8f52988d98a94c9c5d29.tar.gz gcc-c872077c88496940e82e8f52988d98a94c9c5d29.tar.bz2 | |
re PR bootstrap/13334 (Bootstrap failure: libiberty/fibheap.c: LONG_MIN undeclared)
2004-06-26 Andrew Pinski <pinskia@physics.uc.edu>
PR 13334
* doc/install.texi: Document non-standard CFLAGS and bootstrap
failures and warnings.
From-SVN: r83718
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/install.texi | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 21586ce..b37f066 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2004-06-26 Andrew Pinski <pinskia@physics.uc.edu> + + PR 13334 + * doc/install.texi: Document non-standard CFLAGS and bootstrap + failures and warnings. + 2004-06-26 Andrew Haley <aph@redhat.com> * emit-rtl.c (set_mem_attributes_minus_bitpos): Check diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index 99d1fb1..3badfa4 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -1477,6 +1477,12 @@ around this, by choosing @code{BOOT_CFLAGS} to avoid the parts of the stage1 compiler that were miscompiled, or by using @samp{make bootstrap4} to increase the number of stages of bootstrap. +Note that using non-standard @code{CFLAGS} can cause bootstrap to fail in +@file{libiberty}, if these trigger a warning with the new compiler. For +example using @samp{-O2 -g -mcpu=i686} on @code{i686-pc-linux-gnu} will +cause bootstrap failure as @code{-mcpu=} is deprecated in 3.4.0 and above. + + If you used the flag @option{--enable-languages=@dots{}} to restrict the compilers to be built, only those you've actually enabled will be built. This will of course only build those runtime libraries, for |