aboutsummaryrefslogtreecommitdiff
path: root/gcc/gcc.c
diff options
context:
space:
mode:
authorAllan Sandfeld Jensen <allan.jensen@qt.io>2018-09-21 01:38:24 +0600
committerJoseph Myers <jsm28@gcc.gnu.org>2018-09-20 20:38:24 +0100
commit0b7fb27b698da38fd13108ecc914613f85f66f9d (patch)
treee5da332a4a269cbf732f9bd7cb04ba1727313251 /gcc/gcc.c
parent468e1ef4be47810052687c8193d106e591c74bc4 (diff)
downloadgcc-0b7fb27b698da38fd13108ecc914613f85f66f9d.zip
gcc-0b7fb27b698da38fd13108ecc914613f85f66f9d.tar.gz
gcc-0b7fb27b698da38fd13108ecc914613f85f66f9d.tar.bz2
Fix and document -r option
The option has existed and been working for years, make sure it implies the right extra options, and list it in the documentation. 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io> gcc/ * gcc.c (LINK_COMMAND_SPEC): Handle -r like -nostdlib. (VTABLE_VERIFICATION_SPEC): Likewise. (SANITIZER_EARLY_SPEC): Likewise. (SANITIZER_SPEC): Likewise. * config/darwin.h (LINK_COMMAND_SPEC): Likewise. * doc/invoke.texi (Link Options): Document -r. gcc/cp/ * g++spec.c (lang_specific_driver): Handle -r like -nostdlib. gcc/fortran/ * gfortranspec.c (lang_specific_driver): Handle -r like -nostdlib. gcc/go/ * gospec.c (lang_specific_driver): Handle -r like -nostdlib. gcc/testsuite/ * g++.dg/ipa/pr64059.C: Removed now redundant -nostdlib. * g++.dg/lto/20081109-1_0.C: Likewise. * g++.dg/lto/20090302_0.C: Likewise. * g++.dg/lto/pr45621_0.C: Likewise. * g++.dg/lto/pr60567_0.C: Likewise. * g++.dg/lto/pr62026.C: Likewise. * gcc.dg/lto/pr45736_0.c: Likewise. * gcc.dg/lto/pr52634_0.c: Likewise. * gfortran.dg/lto/20091016-1_0.f90: Likewise. * gfortran.dg/lto/pr79108_0.f90: Likewise. From-SVN: r264451
Diffstat (limited to 'gcc/gcc.c')
-rw-r--r--gcc/gcc.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/gcc/gcc.c b/gcc/gcc.c
index 8be82ea..264204d 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -980,20 +980,20 @@ proper position among the other output files. */
/* Linker command line options for -fsanitize= early on the command line. */
#ifndef SANITIZER_EARLY_SPEC
#define SANITIZER_EARLY_SPEC "\
-%{!nostdlib:%{!nodefaultlibs:%{%:sanitize(address):" LIBASAN_EARLY_SPEC "} \
+%{!nostdlib:%{!r:%{!nodefaultlibs:%{%:sanitize(address):" LIBASAN_EARLY_SPEC "} \
%{%:sanitize(thread):" LIBTSAN_EARLY_SPEC "} \
- %{%:sanitize(leak):" LIBLSAN_EARLY_SPEC "}}}"
+ %{%:sanitize(leak):" LIBLSAN_EARLY_SPEC "}}}}"
#endif
/* Linker command line options for -fsanitize= late on the command line. */
#ifndef SANITIZER_SPEC
#define SANITIZER_SPEC "\
-%{!nostdlib:%{!nodefaultlibs:%{%:sanitize(address):" LIBASAN_SPEC "\
+%{!nostdlib:%{!r:%{!nodefaultlibs:%{%:sanitize(address):" LIBASAN_SPEC "\
%{static:%ecannot specify -static with -fsanitize=address}}\
%{%:sanitize(thread):" LIBTSAN_SPEC "\
%{static:%ecannot specify -static with -fsanitize=thread}}\
%{%:sanitize(undefined):" LIBUBSAN_SPEC "}\
- %{%:sanitize(leak):" LIBLSAN_SPEC "}}}"
+ %{%:sanitize(leak):" LIBLSAN_SPEC "}}}}"
#endif
#ifndef POST_LINK_SPEC
@@ -1007,8 +1007,8 @@ proper position among the other output files. */
#ifndef VTABLE_VERIFICATION_SPEC
#if ENABLE_VTABLE_VERIFY
#define VTABLE_VERIFICATION_SPEC "\
-%{!nostdlib:%{fvtable-verify=std: -lvtv -u_vtable_map_vars_start -u_vtable_map_vars_end}\
- %{fvtable-verify=preinit: -lvtv -u_vtable_map_vars_start -u_vtable_map_vars_end}}"
+%{!nostdlib:%{!r:%{fvtable-verify=std: -lvtv -u_vtable_map_vars_start -u_vtable_map_vars_end}\
+ %{fvtable-verify=preinit: -lvtv -u_vtable_map_vars_start -u_vtable_map_vars_end}}}"
#else
#define VTABLE_VERIFICATION_SPEC "\
%{fvtable-verify=none:} \
@@ -1040,7 +1040,7 @@ proper position among the other output files. */
%{flto} %{fno-lto} %{flto=*} %l " LINK_PIE_SPEC \
"%{fuse-ld=*:-fuse-ld=%*} " LINK_COMPRESS_DEBUG_SPEC \
"%X %{o*} %{e*} %{N} %{n} %{r}\
- %{s} %{t} %{u*} %{z} %{Z} %{!nostdlib:%{!nostartfiles:%S}} \
+ %{s} %{t} %{u*} %{z} %{Z} %{!nostdlib:%{!r:%{!nostartfiles:%S}}} \
%{static|no-pie|static-pie:} %@{L*} %(mfwrap) %(link_libgcc) " \
VTABLE_VERIFICATION_SPEC " " SANITIZER_EARLY_SPEC " %o "" \
%{fopenacc|fopenmp|%:gt(%{ftree-parallelize-loops=*:%*} 1):\
@@ -1048,8 +1048,8 @@ proper position among the other output files. */
%{fgnu-tm:%:include(libitm.spec)%(link_itm)}\
%(mflib) " STACK_SPLIT_SPEC "\
%{fprofile-arcs|fprofile-generate*|coverage:-lgcov} " SANITIZER_SPEC " \
- %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}}\
- %{!nostdlib:%{!nostartfiles:%E}} %{T*} \n%(post_link) }}}}}}"
+ %{!nostdlib:%{!r:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}}}\
+ %{!nostdlib:%{!r:%{!nostartfiles:%E}}} %{T*} \n%(post_link) }}}}}}"
#endif
#ifndef LINK_LIBGCC_SPEC