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| author | David Edelsohn <edelsohn@gnu.org> | 2005-11-11 17:59:54 +0000 |
|---|---|---|
| committer | David Edelsohn <dje@gcc.gnu.org> | 2005-11-11 12:59:54 -0500 |
| commit | d35a40fca5e07a1b8399e1299110b97b960e7109 (patch) | |
| tree | 579ca01ef316f3815821b5b5fc7a82d62fcb1aaa /gcc/common.opt | |
| parent | 51a641fdb2ae830bce646ad72ab9919a269fb9d3 (diff) | |
| download | gcc-d35a40fca5e07a1b8399e1299110b97b960e7109.zip gcc-d35a40fca5e07a1b8399e1299110b97b960e7109.tar.gz gcc-d35a40fca5e07a1b8399e1299110b97b960e7109.tar.bz2 | |
re PR c/24644 (gcc-4.1 compiled ppc64 kernels do not boot)
PR 24644
* common.opt (Wvolatile-register-var): New.
* varasm.c (make_decl_rtl): Only emit warning when option
specified. Clarify warning message.
* doc/invoke.texi (Wvolatile-register-var): Document new option.
* doc/md.texi (copysign): Document standard named pattern.
From-SVN: r106791
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index 67e91d3..6ac77fd 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -173,6 +173,10 @@ Wunused-variable Common Var(warn_unused_variable) Warn when a variable is unused +Wvolatile-register-var +Common Var(warn_register_var) +Warn when a register variable is declared volatile + aux-info Common Separate -aux-info <file> Emit declaration information into <file> |