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2014 Feb 26
1
help with gotoExitingHandler(R_NilValue, call, entry); . Implementation of error handling internally
...e errors, i.e. calls to Rf_error internally or bare calls to stop( "vvzvz" ) I can?t access the error. And this boils down to this call: gotoExitingHandler(R_NilValue, call, entry); inside vsignalError : static void vsignalError(SEXP call, const char *format, va_list ap) { char localbuf[BUFSIZE]; SEXP list, oldstack; oldstack = R_HandlerStack; Rvsnprintf(localbuf, BUFSIZE - 1, format, ap); while ((list = findSimpleErrorHandler()) != R_NilValue) { char *buf = errbuf; SEXP entry = CAR(list); R_HandlerStack = CDR(list); strncpy(buf, localbuf, BUFSIZE - 1); /* Rv...
2015 Sep 03
2
Fuzzing complex programs
On Thu, Sep 3, 2015 at 6:45 PM, Kostya Serebryany <kcc at google.com> wrote: > Did you build the Postgres code with -fsanitize-coverage=... ? Yes: CC = clang CFLAGS = -Wall -Wmissing-prototypes -Wpointer-arith -Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute -Wformat-security -fno-strict-aliasing -fwrapv -Wno-unused-command-line-argument -g -O0 -fsanitize=address
2015 Sep 03
2
Fuzzing complex programs
...ion/syncrep.o rewrite/rewriteRemove.o rewrite/rewriteDefine.o > rewrite/rewriteHandler.o rewrite/rewriteManip.o > rewrite/rewriteSupport.o rewrite/rowsecurity.o > storage/buffer/buf_table.o storage/buffer/buf_init.o > storage/buffer/bufmgr.o storage/buffer/freelist.o > storage/buffer/localbuf.o storage/file/fd.o storage/file/buffile.o > storage/file/copydir.o storage/file/reinit.o > storage/freespace/freespace.o storage/freespace/fsmpage.o > storage/freespace/indexfsm.o storage/ipc/dsm_impl.o storage/ipc/dsm.o > storage/ipc/ipc.o storage/ipc/ipci.o storage/ipc/pmsignal.o &gt...