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| author | Geoffrey Keating <geoffk@apple.com> | 2005-05-18 20:45:26 +0000 |
|---|---|---|
| committer | Geoffrey Keating <geoffk@gcc.gnu.org> | 2005-05-18 20:45:26 +0000 |
| commit | 3fd30b88dfb2aca4bad797fa7b287556d663562a (patch) | |
| tree | 245651951ece0aac97f2aca3cb99e9d5d3e256a3 /gcc/c.opt | |
| parent | 045a8eb38895adbd97913affd35ab1ac450d8871 (diff) | |
| download | gcc-3fd30b88dfb2aca4bad797fa7b287556d663562a.zip gcc-3fd30b88dfb2aca4bad797fa7b287556d663562a.tar.gz gcc-3fd30b88dfb2aca4bad797fa7b287556d663562a.tar.bz2 | |
dummy-checksum.c: New.
2005-05-18 Geoffrey Keating <geoffk@apple.com>
* dummy-checksum.c: New.
* genchecksum.c: New.
* c.opt (print_pch_checksum): New flag.
* c-pch.c (struct c_pch_validity): Make much shorter.
(no_checksum): New.
(host_machine): Remove.
(target_machine): Remove.
(get_ident): Change PCH version number.
(pch_init): When -fverbose-asm, print out the compiler fingerprint.
Don't put triplets or version string in PCH validity data.
Do put the compiler checksum in the validity data.
(c_common_valid_pch): Don't check triplets or version string. Do
check checksum.
(c_common_print_pch_checksum): New.
* c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
Print fingerprint with -v.
* c-common.h (c_common_print_pch_checksum): New.
(executable_checksum): New.
* Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
(cc1-dummy): New rule.
(cc1-checksum.c): New rule.
(cc1-checksum.o): New rule.
(cc1): Add checksum support.
(build/genchecksum): New.
(build/genchecksum.o): New.
(dummy-checksum.o): New.
(genobjnames): Add genchecksum.o.
(mostlyclean): Remove *-checksum.c.
(gnucompare): Add libgcc to list of directories checked.
Make comparison problems in libgcc/ and with checksum files only
be warnings.
* doc/invoke.texi (Precompiled Headers): Remove caution.
Document that it must be the exact same binary. Add a few
known-safe flags to the list.
In cp/:
2005-05-18 Geoffrey Keating <geoffk@apple.com>
* Make-lang.in (cc1plus-dummy): New.
(cc1plus-checksum.c): New.
(cc1plus-checksum.o): New.
(cc1plus): Add cc1plus-checksum.o.
In objc/:
2005-05-18 Geoffrey Keating <geoffk@apple.com>
* Make-lang.in (cc1obj-dummy): New.
(cc1obj-checksum.c): New.
(cc1obj-checksum.o): New.
(cc1obj): Add cc1obj-checksum.o.
In objcp/:
2005-05-18 Geoffrey Keating <geoffk@apple.com>
* Make-lang.in (cc1objplus-dummy): New.
(cc1objplus-checksum.c): New.
(cc1objplus-checksum.o): New.
(cc1objplus): Add cc1objplus-checksum.o.
From-SVN: r99928
Diffstat (limited to 'gcc/c.opt')
| -rw-r--r-- | gcc/c.opt | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -791,6 +791,10 @@ print-objc-runtime-info ObjC ObjC++ Generate C header of platform-specific features +print-pch-checksum +C ObjC C++ ObjC++ +Print a checksum of the executable for PCH validity checking, and stop. + remap C ObjC C++ ObjC++ Remap file names when including files |