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authorgeoffk <geoffk@138bc75d-0d04-0410-961f-82ee72b054a4>2004-06-22 06:51:56 +0000
committergeoffk <geoffk@138bc75d-0d04-0410-961f-82ee72b054a4>2004-06-22 06:51:56 +0000
commitd718b525701491becba5852fc642f13f9f1ed42f (patch)
tree33b0e3a2356eea4890c97f802528ed3f9e8ceebd /gcc/c.opt
parenta61b7bc46d0b0850dba55f8cd8afc33d729f14b1 (diff)
downloadgcc-d718b525701491becba5852fc642f13f9f1ed42f.tar.gz
2004-06-21 Geoffrey Keating <geoffk@apple.com>
* c-opts.c (c_common_handle_option): Handle -fpch-preprocess. * c-common.h (flag_pch_preprocess): Declare. (c_common_pch_pragma): Likewise. * c-common.c (flag_pch_preprocess): New. * c-pch.c (c_common_read_pch): Support -fpreprocess-only. (c_common_pch_pragma): New. * c-ppoutput.c (cb_read_pch): New. (init_pp_output): Support -fpch-preprocess. * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess. * c.opt (fpch-preprocess): New. * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess. * doc/cppopts.texi: Document -fpch-preprocess. * doc/invoke.texi (Precompiled Headers): Mention that -fpreprocessed is safe for PCH. Mention that if an option is listed as safe that doesn't mean it does what you expect. Index: gcc/testsuite/ChangeLog 2004-06-21 Geoffrey Keating <geoffk@apple.com> * gcc.dg/pch/save-temps-1.c: New file. * gcc.dg/pch/save-temps-1.hs: New file. Index: libcpp/ChangeLog 2004-06-21 Geoffrey Keating <geoffk@apple.com> * files.c (should_stack_file): Correct swapped parameters to call to cb.read_pch. * pch.c (cpp_valid_state): Handle -fpreprocessed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@83478 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c.opt')
-rw-r--r--gcc/c.opt4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/c.opt b/gcc/c.opt
index f1628030090..8898efdfd3e 100644
--- a/gcc/c.opt
+++ b/gcc/c.opt
@@ -599,6 +599,10 @@ Enable optional diagnostics
fpch-deps
C ObjC C++ ObjC++
+fpch-preprocess
+C ObjC C++ ObjC++
+Look for and use PCH files even when preprocessing
+
fpermissive
C++ ObjC++
Downgrade conformance errors to warnings