I'm fine with the build system hack to deal with this issue. Is there a PR in gcc on this, and do we have a ticket to track it too?
Gedare On Mon, Jul 13, 2015 at 10:37 AM, Joel Sherrill <joel.sherr...@oarcorp.com> wrote: > This is possible to do inside the file itself using function > attributes or pragmas. I am not sure which method is best but > wanted to pass along so we could decide as a group. > >> optimize >> The optimize attribute is used to specify that a function is to be >> compiled with different optimization options than specified on the command >> line. Arguments can either be numbers or strings. Numbers are assumed to be >> an optimization level. Strings that begin with O are assumed to be an >> optimization option, while other options are assumed to be used with a -f >> prefix. You can also use the ‘#pragma GCC optimize’ pragma to set the >> optimization options that affect more than one function. See Function >> Specific Option Pragmas, for details about the ‘#pragma GCC optimize’ >> pragma. >> This can be used for instance to have frequently-executed functions >> compiled with more aggressive optimization options that produce faster and >> larger code, while other functions can be compiled with less aggressive >> options. > > > > --joel > > On 7/13/2015 3:20 AM, Sebastian Huber wrote: >> >> Disable an optimization which would lead to a recursive calloc() call in >> calloc(). >> --- >> cpukit/libcsupport/Makefile.am | 8 ++++++-- >> cpukit/wrapup/Makefile.am | 1 + >> 2 files changed, 7 insertions(+), 2 deletions(-) >> >> diff --git a/cpukit/libcsupport/Makefile.am >> b/cpukit/libcsupport/Makefile.am >> index 7474079..a5da5f1 100644 >> --- a/cpukit/libcsupport/Makefile.am >> +++ b/cpukit/libcsupport/Makefile.am >> @@ -1,8 +1,9 @@ >> include $(top_srcdir)/automake/multilib.am >> include $(top_srcdir)/automake/compile.am >> >> -noinst_LIBRARIES = libcsupport.a >> +noinst_LIBRARIES = libcsupport.a libcalloc.a >> libcsupport_a_CPPFLAGS = $(AM_CPPFLAGS) >> +libcalloc_a_CPPFLAGS = $(AM_CPPFLAGS) >> >> include_rtemsdir = $(includedir)/rtems >> include_rtems_HEADERS = include/console.h >> @@ -79,7 +80,7 @@ ID_C_FILES = src/getegid.c src/geteuid.c src/getgid.c >> src/getgroups.c \ >> src/seteuid.c src/setgid.c src/setuid.c src/setegid.c src/setpgid.c >> \ >> src/setsid.c >> >> -MALLOC_C_FILES = src/malloc_initialize.c src/calloc.c src/malloc.c \ >> +MALLOC_C_FILES = src/malloc_initialize.c src/malloc.c \ >> src/realloc.c src/_calloc_r.c src/_malloc_r.c \ >> src/free.c src/_free_r.c \ >> src/_realloc_r.c src/mallocfreespace.c \ >> @@ -138,6 +139,9 @@ libcsupport_a_SOURCES += $(LIBC_GLUE_C_FILES) >> $(PASSWORD_GROUP_C_FILES) \ >> >> libcsupport_a_SOURCES += src/flockfile.c src/funlockfile.c >> src/ftrylockfile.c >> >> +libcalloc_a_SOURCES = src/calloc.c >> +libcalloc_a_CFLAGS = -fno-builtin >> + >> EXTRA_DIST = src/TODO src/CASES src/README >> >> include $(srcdir)/preinstall.am >> diff --git a/cpukit/wrapup/Makefile.am b/cpukit/wrapup/Makefile.am >> index 53861df..5fd6e33 100644 >> --- a/cpukit/wrapup/Makefile.am >> +++ b/cpukit/wrapup/Makefile.am >> @@ -21,6 +21,7 @@ endif >> >> TMP_LIBS += ../libcrypt/libcrypt.a >> TMP_LIBS += ../libcsupport/libcsupport.a >> +TMP_LIBS += ../libcsupport/libcalloc.a >> TMP_LIBS += ../libblock/libblock.a >> if LIBDOSFS >> TMP_LIBS += ../libfs/libdosfs.a >> > > -- > Joel Sherrill, Ph.D. Director of Research & Development > joel.sherr...@oarcorp.com On-Line Applications Research > Ask me about RTEMS: a free RTOS Huntsville AL 35805 > Support Available (256) 722-9985 > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
