From 4ca1256f1ce4b7b45a21c43f798d29192ab6d489 Mon Sep 17 00:00:00 2001 From: Neil Booth Date: Sat, 12 Oct 2002 17:10:20 +0000 Subject: [PATCH] re PR preprocessor/7862 (Interrupting gcc -MD removes .d file but not .o) PR preprocessor/7862 PR preprocessor/8190 * gcc.c (cpp_unique_options): Don't delete .d files. Remove stray whitespace. From-SVN: r58088 --- gcc/ChangeLog | 7 +++++++ gcc/gcc.c | 9 ++++++--- 2 files changed, 13 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4a292ecdacd..feb9a9db83b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2002-10-12 Neil Booth + + PR preprocessor/7862 + PR preprocessor/8190 + * gcc.c (cpp_unique_options): Don't delete .d files. + Remove stray whitespace. + 2002-10-12 Naohiko Shimizu * pdp11.h (ASM_OUTPUT_SKIP): Add preceding 0 for octal constant. diff --git a/gcc/gcc.c b/gcc/gcc.c index 4f360c86b69..1018513f5c7 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -673,13 +673,16 @@ static const char *startfile_prefix_spec = STARTFILE_PREFIX_SPEC; static const char *trad_capable_cpp = "cc1 -E %{traditional|ftraditional|traditional-cpp:-traditional-cpp}"; +/* We don't wrap .d files in %W{} since a missing .d file, and + therefore no dependency entry, confuses make into thinking a .o + file that happens to exist is up-to-date. */ static const char *cpp_unique_options = "%{C:%{!E:%eGNU C does not support -C without using -E}}\ %{CC:%{!E:%eGNU C does not support -CC without using -E}}\ %{!Q:-quiet} %{nostdinc*} %{C} %{CC} %{v} %{I*} %{P} %I\ - %{MD:-MD %W{!o: %b.d}%W{o*:%.d%*}}\ - %{MMD:-MMD %W{!o: %b.d}%W{o*:%.d%*}}\ - %{M} %{MM} %W{MF*} %{MG} %{MP} %{MQ*} %{MT*}\ + %{MD:-MD %{!o:%b.d}%{o*:%.d%*}}\ + %{MMD:-MMD %{!o:%b.d}%{o*:%.d%*}}\ + %{M} %{MM} %{MF*} %{MG} %{MP} %{MQ*} %{MT*}\ %{!E:%{!M:%{!MM:%{MD|MMD:%{o*:-MQ %*}}}}}\ %{!no-gcc:-D__GNUC__=%v1 -D__GNUC_MINOR__=%v2 -D__GNUC_PATCHLEVEL__=%v3}\ %{!undef:%{!ansi:%{!std=*:%p}%{std=gnu*:%p}} %P} %{trigraphs}\ -- 2.30.2