mirror of
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Makefile.in (RUN_GEN, [...]): New variables.
* Makefile.in (RUN_GEN, VALGRIND_DRIVER_DEFINES): New variables. (DRIVER_DEFINES): Add $(VALGRIND_DRIVER_DEFINES). (executing gencheck, genconfigs, genconditions, genflags, gencodes, genconstants, genemit, genrecog, genopinit, genextract, genpeep, genattr, genattrtab, genoutput, gengenrtl, genpreds, gengtype, genprotos): Prepend $(RUN_GEN). * configure.in: Move host compiler tests before --enable-checking tests. (--enable-checking=valgrind): New. * config.in, configure: Regenerate. * cppfiles.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD): Define as empty. (read_include_file): When doing the mmap+1 trick, valgrind-annotate the byte after the mmap:ed area as readable. (purge_cache): Remove above annotation. * gcc.c (execute) [ENABLE_VALGRIND_CHECKING]: Arrange to prepend VALGRIND_PATH -q to each command. From-SVN: r59309
This commit is contained in:
Hans-Peter Nilsson
Hans-Peter Nilsson
parent
3ba2436a67
commit
414d23ae18
@ -1,3 +1,23 @@
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2002-11-20 Hans-Peter Nilsson <hp@bitrange.com>
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* Makefile.in (RUN_GEN, VALGRIND_DRIVER_DEFINES): New variables.
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(DRIVER_DEFINES): Add $(VALGRIND_DRIVER_DEFINES).
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(executing gencheck, genconfigs, genconditions, genflags,
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gencodes, genconstants, genemit, genrecog, genopinit, genextract,
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genpeep, genattr, genattrtab, genoutput, gengenrtl, genpreds,
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gengtype, genprotos): Prepend $(RUN_GEN).
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* configure.in: Move host compiler tests before --enable-checking
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tests.
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(--enable-checking=valgrind): New.
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* config.in, configure: Regenerate.
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* cppfiles.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
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Define as empty.
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(read_include_file): When doing the mmap+1 trick,
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valgrind-annotate the byte after the mmap:ed area as readable.
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(purge_cache): Remove above annotation.
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* gcc.c (execute) [ENABLE_VALGRIND_CHECKING]: Arrange to prepend
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VALGRIND_PATH -q to each command.
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2002-11-20 Ulrich Weigand <uweigand@de.ibm.com>
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* recog.c (constrain_operands): Prefer exact match over reloadable
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@ -96,6 +96,10 @@ STRICT2_WARN = -Wtraditional -pedantic -Wno-long-long
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# "extern" tags in header files.
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NOCOMMON_FLAG = @nocommon_flag@
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# These are set by --enable-checking=valgrind.
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RUN_GEN = @valgrind_command@
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VALGRIND_DRIVER_DEFINES = @valgrind_path_defines@
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# This is how we control whether or not the additional warnings are applied.
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.-warn = $(STRICT_WARN)
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GCC_WARN_CFLAGS = $(LOOSE_WARN) $($(@D)-warn) $(NOCOMMON_FLAG)
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@ -1260,6 +1264,7 @@ DRIVER_DEFINES = \
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-DDEFAULT_TARGET_MACHINE=\"$(target_alias)\" \
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-DSTANDARD_BINDIR_PREFIX=\"$(bindir)/\" \
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-DTOOLDIR_BASE_PREFIX=\"$(unlibsubdir)/../\" \
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$(VALGRIND_DRIVER_DEFINES) \
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`test "X$${SHLIB_LINK}" = "X" || test "@enable_shared@" != "yes" || echo "-DENABLE_SHARED_LIBGCC"` \
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`test "X$${SHLIB_MULTILIB}" = "X" || echo "-DNO_SHARED_LIBGCC_MULTILIB"`
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@ -1282,7 +1287,7 @@ cppspec.o: cppspec.c $(CONFIG_H) $(SYSTEM_H) $(GCC_H)
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tree-check.h: s-check ; @true
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s-check : gencheck$(build_exeext) $(srcdir)/move-if-change
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./gencheck$(build_exeext) > tmp-check.h
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$(RUN_GEN) ./gencheck$(build_exeext) > tmp-check.h
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$(SHELL) $(srcdir)/move-if-change tmp-check.h tree-check.h
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$(STAMP) s-check
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@ -1690,13 +1695,13 @@ mips-tdump.o : mips-tdump.c $(CONFIG_H) $(RTL_H) $(SYSTEM_H)
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insn-config.h: s-config ; @true
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s-config : $(md_file) genconfig$(build_exeext) $(srcdir)/move-if-change
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./genconfig$(build_exeext) $(md_file) > tmp-config.h
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$(RUN_GEN) ./genconfig$(build_exeext) $(md_file) > tmp-config.h
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$(SHELL) $(srcdir)/move-if-change tmp-config.h insn-config.h
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$(STAMP) s-config
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insn-conditions.c: s-conditions ; @true
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s-conditions : $(md_file) genconditions$(build_exeext) $(srcdir)/move-if-change
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./genconditions$(build_exeext) $(md_file) > tmp-conditions.c
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$(RUN_GEN) ./genconditions$(build_exeext) $(md_file) > tmp-conditions.c
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$(SHELL) $(srcdir)/move-if-change tmp-conditions.c insn-conditions.c
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$(STAMP) s-conditions
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@ -1711,19 +1716,19 @@ dummy-conditions.o : dummy-conditions.c $(HCONFIG_H) $(SYSTEM_H) gensupport.h
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insn-flags.h: s-flags ; @true
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s-flags : $(md_file) genflags$(build_exeext) $(srcdir)/move-if-change
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./genflags$(build_exeext) $(md_file) > tmp-flags.h
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$(RUN_GEN) ./genflags$(build_exeext) $(md_file) > tmp-flags.h
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$(SHELL) $(srcdir)/move-if-change tmp-flags.h insn-flags.h
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$(STAMP) s-flags
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insn-codes.h: s-codes ; @true
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s-codes : $(md_file) gencodes$(build_exeext) $(srcdir)/move-if-change
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./gencodes$(build_exeext) $(md_file) > tmp-codes.h
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$(RUN_GEN) ./gencodes$(build_exeext) $(md_file) > tmp-codes.h
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$(SHELL) $(srcdir)/move-if-change tmp-codes.h insn-codes.h
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$(STAMP) s-codes
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insn-constants.h: s-constants ; @true
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s-constants : $(md_file) genconstants$(build_exeext) $(srcdir)/move-if-change
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./genconstants$(build_exeext) $(md_file) > tmp-constants.h
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$(RUN_GEN) ./genconstants$(build_exeext) $(md_file) > tmp-constants.h
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$(SHELL) $(srcdir)/move-if-change tmp-constants.h insn-constants.h
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$(STAMP) s-constants
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@ -1735,7 +1740,7 @@ insn-emit.o : insn-emit.c $(CONFIG_H) $(RTL_H) $(EXPR_H) real.h output.h \
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insn-emit.c: s-emit ; @true
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s-emit : $(md_file) genemit$(build_exeext) $(srcdir)/move-if-change
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./genemit$(build_exeext) $(md_file) > tmp-emit.c
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$(RUN_GEN) ./genemit$(build_exeext) $(md_file) > tmp-emit.c
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$(SHELL) $(srcdir)/move-if-change tmp-emit.c insn-emit.c
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$(STAMP) s-emit
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@ -1747,7 +1752,7 @@ insn-recog.o : insn-recog.c $(CONFIG_H) $(RTL_H) insn-config.h $(RECOG_H) \
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insn-recog.c: s-recog ; @true
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s-recog : $(md_file) genrecog$(build_exeext) $(srcdir)/move-if-change
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./genrecog$(build_exeext) $(md_file) > tmp-recog.c
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$(RUN_GEN) ./genrecog$(build_exeext) $(md_file) > tmp-recog.c
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$(SHELL) $(srcdir)/move-if-change tmp-recog.c insn-recog.c
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$(STAMP) s-recog
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@ -1758,7 +1763,7 @@ insn-opinit.o : insn-opinit.c $(CONFIG_H) $(RTL_H) \
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insn-opinit.c: s-opinit ; @true
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s-opinit : $(md_file) genopinit$(build_exeext) $(srcdir)/move-if-change
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./genopinit$(build_exeext) $(md_file) > tmp-opinit.c
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$(RUN_GEN) ./genopinit$(build_exeext) $(md_file) > tmp-opinit.c
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$(SHELL) $(srcdir)/move-if-change tmp-opinit.c insn-opinit.c
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$(STAMP) s-opinit
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@ -1769,7 +1774,7 @@ insn-extract.o : insn-extract.c $(CONFIG_H) $(RTL_H) $(SYSTEM_H) toplev.h \
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insn-extract.c: s-extract ; @true
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s-extract : $(md_file) genextract$(build_exeext) $(srcdir)/move-if-change
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./genextract$(build_exeext) $(md_file) > tmp-extract.c
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$(RUN_GEN) ./genextract$(build_exeext) $(md_file) > tmp-extract.c
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$(SHELL) $(srcdir)/move-if-change tmp-extract.c insn-extract.c
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$(STAMP) s-extract
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@ -1780,7 +1785,7 @@ insn-peep.o : insn-peep.c $(CONFIG_H) $(RTL_H) $(REGS_H) output.h real.h \
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insn-peep.c: s-peep ; @true
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s-peep : $(md_file) genpeep$(build_exeext) $(srcdir)/move-if-change
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./genpeep$(build_exeext) $(md_file) > tmp-peep.c
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$(RUN_GEN) ./genpeep$(build_exeext) $(md_file) > tmp-peep.c
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$(SHELL) $(srcdir)/move-if-change tmp-peep.c insn-peep.c
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$(STAMP) s-peep
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@ -1792,13 +1797,13 @@ insn-attrtab.o : insn-attrtab.c $(CONFIG_H) $(RTL_H) $(REGS_H) real.h \
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insn-attr.h: s-attr ; @true
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s-attr : $(md_file) genattr$(build_exeext) $(srcdir)/move-if-change
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./genattr$(build_exeext) $(md_file) > tmp-attr.h
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$(RUN_GEN) ./genattr$(build_exeext) $(md_file) > tmp-attr.h
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$(SHELL) $(srcdir)/move-if-change tmp-attr.h insn-attr.h
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$(STAMP) s-attr
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insn-attrtab.c: s-attrtab ; @true
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s-attrtab : $(md_file) genattrtab$(build_exeext) $(srcdir)/move-if-change
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./genattrtab$(build_exeext) $(md_file) > tmp-attrtab.c
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$(RUN_GEN) ./genattrtab$(build_exeext) $(md_file) > tmp-attrtab.c
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$(SHELL) $(srcdir)/move-if-change tmp-attrtab.c insn-attrtab.c
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$(STAMP) s-attrtab
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@ -1811,7 +1816,7 @@ insn-output.o : insn-output.c $(CONFIG_H) $(RTL_H) $(GGC_H) $(REGS_H) real.h \
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insn-output.c: s-output ; @true
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s-output : $(md_file) genoutput$(build_exeext) $(srcdir)/move-if-change
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./genoutput$(build_exeext) $(md_file) > tmp-output.c
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$(RUN_GEN) ./genoutput$(build_exeext) $(md_file) > tmp-output.c
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$(SHELL) $(srcdir)/move-if-change tmp-output.c insn-output.c
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$(STAMP) s-output
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@ -1820,16 +1825,16 @@ genrtl.c genrtl.h : s-genrtl
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@true # force gnu make to recheck modification times.
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s-genrtl: gengenrtl$(build_exeext) $(srcdir)/move-if-change $(RTL_BASE_H)
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./gengenrtl$(build_exeext) -h > tmp-genrtl.h
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$(RUN_GEN) ./gengenrtl$(build_exeext) -h > tmp-genrtl.h
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$(SHELL) $(srcdir)/move-if-change tmp-genrtl.h genrtl.h
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./gengenrtl$(build_exeext) > tmp-genrtl.c
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$(RUN_GEN) ./gengenrtl$(build_exeext) > tmp-genrtl.c
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$(SHELL) $(srcdir)/move-if-change tmp-genrtl.c genrtl.c
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$(STAMP) s-genrtl
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tm-preds.h: s-preds; @true
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s-preds: genpreds$(build_exeext) $(srcdir)/move-if-change
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./genpreds$(build_exeext) > tmp-preds.h
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$(RUN_GEN) ./genpreds$(build_exeext) > tmp-preds.h
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$(SHELL) $(srcdir)/move-if-change tmp-preds.h tm-preds.h
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$(STAMP) s-preds
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@ -1894,7 +1899,7 @@ gtyp-gen.h: Makefile
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$(SHELL) $(srcdir)/move-if-change tmp-gtyp.h gtyp-gen.h
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s-gtype: gengtype$(build_exeext) $(GTFILES)
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./gengtype
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$(RUN_GEN) ./gengtype
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$(STAMP) s-gtype
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#
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@ -2402,7 +2407,7 @@ xsys-protos.h: $(GCC_PASSES) $(srcdir)/sys-protos.h deduced.h gen-protos$(build_
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mv tmp-fixtmp.c fixtmp.c
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$(GCC_FOR_TARGET) fixtmp.c -w -U__SIZE_TYPE__ -U__PTRDIFF_TYPE__ -U__WCHAR_TYPE__ -E \
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| sed -e 's/ / /g' -e 's/ *(/ (/g' -e 's/ [ ]*/ /g' -e 's/( )/()/' \
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| ./gen-protos >xsys-protos.hT
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| $(RUN_GEN) ./gen-protos >xsys-protos.hT
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mv xsys-protos.hT xsys-protos.h
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rm -rf fixtmp.c
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@ -279,44 +279,6 @@
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/* Define to enable the use of a default assembler. */
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#undef DEFAULT_ASSEMBLER
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/* Define if you want more run-time sanity checks. This one gets a grab
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bag of miscellaneous but relatively cheap checks. */
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#undef ENABLE_CHECKING
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/* Define if you want all operations on trees (the basic data
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structure of the front ends) to be checked for dynamic type safety
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at runtime. This is moderately expensive. */
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#undef ENABLE_TREE_CHECKING
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/* Define if you want all operations on RTL (the basic data structure
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of the optimizer and back end) to be checked for dynamic type safety
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at runtime. This is quite expensive. */
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#undef ENABLE_RTL_CHECKING
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/* Define if you want RTL flag accesses to be checked against the RTL
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codes that are supported for each access macro. This is relatively
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cheap. */
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#undef ENABLE_RTL_FLAG_CHECKING
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/* Define if you want the garbage collector to do object poisoning and
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other memory allocation checks. This is quite expensive. */
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#undef ENABLE_GC_CHECKING
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/* Define if you want the garbage collector to operate in maximally
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paranoid mode, validating the entire heap and collecting garbage at
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every opportunity. This is extremely expensive. */
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#undef ENABLE_GC_ALWAYS_COLLECT
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/* Define if you want to use __cxa_atexit, rather than atexit, to
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register C++ destructors for local statics and global objects.
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This is essential for fully standards-compliant handling of
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destructors, but requires __cxa_atexit in libc. */
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#undef DEFAULT_USE_CXA_ATEXIT
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/* Define if you want the C and C++ compilers to support multibyte
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character sets for source code. */
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#undef MULTIBYTE_CHARS
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/* Define if your compiler understands volatile. */
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#undef HAVE_VOLATILE
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@ -350,6 +312,48 @@
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/* Define if the host execution character set is EBCDIC. */
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#undef HOST_EBCDIC
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/* Define if you want more run-time sanity checks. This one gets a grab
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bag of miscellaneous but relatively cheap checks. */
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#undef ENABLE_CHECKING
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/* Define if you want all operations on trees (the basic data
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structure of the front ends) to be checked for dynamic type safety
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at runtime. This is moderately expensive. */
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#undef ENABLE_TREE_CHECKING
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/* Define if you want all operations on RTL (the basic data structure
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of the optimizer and back end) to be checked for dynamic type safety
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at runtime. This is quite expensive. */
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#undef ENABLE_RTL_CHECKING
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/* Define if you want RTL flag accesses to be checked against the RTL
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codes that are supported for each access macro. This is relatively
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cheap. */
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#undef ENABLE_RTL_FLAG_CHECKING
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/* Define if you want the garbage collector to do object poisoning and
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other memory allocation checks. This is quite expensive. */
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#undef ENABLE_GC_CHECKING
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/* Define if you want the garbage collector to operate in maximally
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paranoid mode, validating the entire heap and collecting garbage at
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every opportunity. This is extremely expensive. */
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#undef ENABLE_GC_ALWAYS_COLLECT
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/* Define if you want to run subprograms and generated programs
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through valgrind (a memory checker). This is extremely expensive. */
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#undef ENABLE_VALGRIND_CHECKING
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/* Define if you want to use __cxa_atexit, rather than atexit, to
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register C++ destructors for local statics and global objects.
|
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This is essential for fully standards-compliant handling of
|
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destructors, but requires __cxa_atexit in libc. */
|
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#undef DEFAULT_USE_CXA_ATEXIT
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|
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/* Define if you want the C and C++ compilers to support multibyte
|
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character sets for source code. */
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#undef MULTIBYTE_CHARS
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/* Always define this when using the GNU C Library */
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#undef _GNU_SOURCE
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2717
gcc/configure
vendored
2717
gcc/configure
vendored
File diff suppressed because it is too large
Load Diff
172
gcc/configure.in
172
gcc/configure.in
@ -176,6 +176,82 @@ changequote([, ])dnl
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fi
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fi
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# Find the native compiler
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AC_PROG_CC
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AC_PROG_CC_C_O
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# autoconf is lame and doesn't give us any substitution variable for this.
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if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
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NO_MINUS_C_MINUS_O=yes
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else
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OUTPUT_OPTION='-o $@'
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fi
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AC_SUBST(NO_MINUS_C_MINUS_O)
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AC_SUBST(OUTPUT_OPTION)
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|
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# See if GNAT has been installed
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gcc_AC_PROG_GNAT
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|
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AC_CACHE_CHECK(whether ${CC-cc} accepts -Wno-long-long,
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ac_cv_prog_cc_no_long_long,
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[save_CFLAGS="$CFLAGS"
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CFLAGS="-Wno-long-long"
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AC_TRY_COMPILE(,,ac_cv_prog_cc_no_long_long=yes,
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ac_cv_prog_cc_no_long_long=no)
|
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CFLAGS="$save_CFLAGS"])
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||||
|
||||
if test x$have_gnat != xno ; then
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AC_CACHE_CHECK(whether ${ADAC} accepts -Wno-long-long,
|
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ac_cv_prog_adac_no_long_long,
|
||||
[cat >conftest.adb <<EOF
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||||
procedure conftest is begin null; end conftest;
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EOF
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if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then
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ac_cv_prog_adac_no_long_long=yes
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else
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ac_cv_prog_adac_no_long_long=no
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fi
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rm -f conftest*])
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else
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ac_cv_prog_adac_no_long_long=yes
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fi
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|
||||
strict1_warn=
|
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if test $ac_cv_prog_cc_no_long_long = yes && \
|
||||
test $ac_cv_prog_adac_no_long_long = yes ; then
|
||||
strict1_warn="-pedantic -Wno-long-long"
|
||||
fi
|
||||
AC_SUBST(strict1_warn)
|
||||
|
||||
AC_PROG_CPP
|
||||
AC_C_INLINE
|
||||
gcc_AC_C_VOLATILE
|
||||
|
||||
gcc_AC_C_LONG_DOUBLE
|
||||
gcc_AC_C_LONG_LONG
|
||||
gcc_AC_C__BOOL
|
||||
|
||||
# sizeof(char) is 1 by definition.
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(short)
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(int)
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(long)
|
||||
if test $ac_cv_c_long_long = yes; then
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(long long)
|
||||
fi
|
||||
if test $ac_cv_c___int64 = yes; then
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(__int64)
|
||||
fi
|
||||
|
||||
gcc_AC_C_CHARSET
|
||||
|
||||
# If the native compiler is GCC, we can enable warnings even in stage1.
|
||||
# That's useful for people building cross-compilers, or just running a
|
||||
# quick `make'.
|
||||
warn_cflags=
|
||||
if test "x$GCC" = "xyes"; then
|
||||
warn_cflags='$(GCC_WARN_CFLAGS)'
|
||||
fi
|
||||
AC_SUBST(warn_cflags)
|
||||
|
||||
# Determine whether or not multilibs are enabled.
|
||||
AC_ARG_ENABLE(multilib,
|
||||
[ --enable-multilib enable library support for multiple ABIs],
|
||||
@ -211,6 +287,7 @@ no) ;;
|
||||
rtl) ac_rtl_checking=1 ;;
|
||||
gc) ac_gc_checking=1 ;;
|
||||
gcac) ac_gc_always_collect=1 ;;
|
||||
valgrind) ac_checking_valgrind=1 ;;
|
||||
*) AC_MSG_ERROR(unknown check category $check) ;;
|
||||
esac
|
||||
done
|
||||
@ -256,6 +333,25 @@ if test x$ac_gc_always_collect != x ; then
|
||||
paranoid mode, validating the entire heap and collecting garbage at
|
||||
every opportunity. This is extremely expensive.])
|
||||
fi
|
||||
valgrind_path_defines=
|
||||
valgrind_command=
|
||||
if test x$ac_checking_valgrind != x ; then
|
||||
# It is certainly possible that there's valgrind but no valgrind.h.
|
||||
# GCC relies on making annotations so we must have both.
|
||||
AC_CHECK_HEADER(valgrind.h, have_valgrind_h=yes, have_valgrind_h=no)
|
||||
AM_PATH_PROG_WITH_TEST(valgrind_path, valgrind,
|
||||
[$ac_dir/$ac_word --version | grep valgrind- >/dev/null 2>&1])
|
||||
if test "x$valgrind_path" = "x" || test $have_valgrind_h = no; then
|
||||
AC_MSG_ERROR([*** Can't find both valgrind and valgrind.h])
|
||||
fi
|
||||
valgrind_path_defines=-DVALGRIND_PATH='\"'$valgrind_path'\"'
|
||||
valgrind_command="$valgrind_path -q"
|
||||
AC_DEFINE(ENABLE_VALGRIND_CHECKING, 1,
|
||||
[Define if you want to run subprograms and generated programs
|
||||
through valgrind (a memory checker). This is extremely expensive.])
|
||||
fi
|
||||
AC_SUBST(valgrind_path_defines)
|
||||
AC_SUBST(valgrind_command)
|
||||
|
||||
# Enable code coverage collection
|
||||
AC_ARG_ENABLE(coverage,
|
||||
@ -379,82 +475,6 @@ AC_CANONICAL_SYSTEM
|
||||
# Set program_transform_name
|
||||
AC_ARG_PROGRAM
|
||||
|
||||
# Find the native compiler
|
||||
AC_PROG_CC
|
||||
AC_PROG_CC_C_O
|
||||
# autoconf is lame and doesn't give us any substitution variable for this.
|
||||
if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
|
||||
NO_MINUS_C_MINUS_O=yes
|
||||
else
|
||||
OUTPUT_OPTION='-o $@'
|
||||
fi
|
||||
AC_SUBST(NO_MINUS_C_MINUS_O)
|
||||
AC_SUBST(OUTPUT_OPTION)
|
||||
|
||||
# See if GNAT has been installed
|
||||
gcc_AC_PROG_GNAT
|
||||
|
||||
AC_CACHE_CHECK(whether ${CC-cc} accepts -Wno-long-long,
|
||||
ac_cv_prog_cc_no_long_long,
|
||||
[save_CFLAGS="$CFLAGS"
|
||||
CFLAGS="-Wno-long-long"
|
||||
AC_TRY_COMPILE(,,ac_cv_prog_cc_no_long_long=yes,
|
||||
ac_cv_prog_cc_no_long_long=no)
|
||||
CFLAGS="$save_CFLAGS"])
|
||||
|
||||
if test x$have_gnat != xno ; then
|
||||
AC_CACHE_CHECK(whether ${ADAC} accepts -Wno-long-long,
|
||||
ac_cv_prog_adac_no_long_long,
|
||||
[cat >conftest.adb <<EOF
|
||||
procedure conftest is begin null; end conftest;
|
||||
EOF
|
||||
if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then
|
||||
ac_cv_prog_adac_no_long_long=yes
|
||||
else
|
||||
ac_cv_prog_adac_no_long_long=no
|
||||
fi
|
||||
rm -f conftest*])
|
||||
else
|
||||
ac_cv_prog_adac_no_long_long=yes
|
||||
fi
|
||||
|
||||
strict1_warn=
|
||||
if test $ac_cv_prog_cc_no_long_long = yes && \
|
||||
test $ac_cv_prog_adac_no_long_long = yes ; then
|
||||
strict1_warn="-pedantic -Wno-long-long"
|
||||
fi
|
||||
AC_SUBST(strict1_warn)
|
||||
|
||||
AC_PROG_CPP
|
||||
AC_C_INLINE
|
||||
gcc_AC_C_VOLATILE
|
||||
|
||||
gcc_AC_C_LONG_DOUBLE
|
||||
gcc_AC_C_LONG_LONG
|
||||
gcc_AC_C__BOOL
|
||||
|
||||
# sizeof(char) is 1 by definition.
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(short)
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(int)
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(long)
|
||||
if test $ac_cv_c_long_long = yes; then
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(long long)
|
||||
fi
|
||||
if test $ac_cv_c___int64 = yes; then
|
||||
gcc_AC_COMPILE_CHECK_SIZEOF(__int64)
|
||||
fi
|
||||
|
||||
gcc_AC_C_CHARSET
|
||||
|
||||
# If the native compiler is GCC, we can enable warnings even in stage1.
|
||||
# That's useful for people building cross-compilers, or just running a
|
||||
# quick `make'.
|
||||
warn_cflags=
|
||||
if test "x$GCC" = "xyes"; then
|
||||
warn_cflags='$(GCC_WARN_CFLAGS)'
|
||||
fi
|
||||
AC_SUBST(warn_cflags)
|
||||
|
||||
# Stage specific cflags for build.
|
||||
stage1_cflags=
|
||||
case $build in
|
||||
|
||||
@ -27,6 +27,12 @@ Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
||||
#include "intl.h"
|
||||
#include "mkdeps.h"
|
||||
#include "splay-tree.h"
|
||||
#ifdef ENABLE_VALGRIND_CHECKING
|
||||
#include <valgrind.h>
|
||||
#else
|
||||
/* Avoid #ifdef:s when we can help it. */
|
||||
#define VALGRIND_DISCARD(x)
|
||||
#endif
|
||||
|
||||
#ifdef HAVE_MMAP_FILE
|
||||
# include <sys/mman.h>
|
||||
@ -417,6 +423,11 @@ read_include_file (pfile, inc)
|
||||
buf = (uchar *) mmap (0, size, PROT_READ, MAP_PRIVATE, inc->fd, 0);
|
||||
if (buf == (uchar *) -1)
|
||||
goto perror_fail;
|
||||
|
||||
/* We must tell Valgrind that the byte at buf[size] is actually
|
||||
readable. Discard the handle to avoid handle leak. */
|
||||
VALGRIND_DISCARD (VALGRIND_MAKE_READABLE (buf + size, 1));
|
||||
|
||||
inc->mapped = 1;
|
||||
}
|
||||
else
|
||||
@ -497,7 +508,14 @@ purge_cache (inc)
|
||||
{
|
||||
#if MMAP_THRESHOLD
|
||||
if (inc->mapped)
|
||||
munmap ((PTR) inc->buffer, inc->st.st_size);
|
||||
{
|
||||
/* Undo the previous annotation for the
|
||||
known-zero-byte-after-mmap. Discard the handle to avoid
|
||||
handle leak. */
|
||||
VALGRIND_DISCARD (VALGRIND_MAKE_NOACCESS (inc->buffer
|
||||
+ inc->st.st_size, 1));
|
||||
munmap ((PTR) inc->buffer, inc->st.st_size);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
free ((PTR) inc->buffer);
|
||||
|
||||
27
gcc/gcc.c
27
gcc/gcc.c
@ -2877,6 +2877,33 @@ execute ()
|
||||
#endif /* DEBUG */
|
||||
}
|
||||
|
||||
#ifdef ENABLE_VALGRIND_CHECKING
|
||||
/* Run the each command through valgrind. To simplifiy prepending the
|
||||
path to valgrind and the option "-q" (for quiet operation unless
|
||||
something triggers), we allocate a separate argv array. */
|
||||
|
||||
for (i = 0; i < n_commands; i++)
|
||||
{
|
||||
const char **argv;
|
||||
int argc;
|
||||
int j;
|
||||
|
||||
for (argc = 0; commands[i].argv[argc] != NULL; argc++)
|
||||
;
|
||||
|
||||
argv = alloca ((argc + 3) * sizeof (char *));
|
||||
|
||||
argv[0] = VALGRIND_PATH;
|
||||
argv[1] = "-q";
|
||||
for (j = 2; j < argc + 2; j++)
|
||||
argv[j] = commands[i].argv[j - 2];
|
||||
argv[j] = NULL;
|
||||
|
||||
commands[i].argv = argv;
|
||||
commands[i].prog = argv[0];
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Run each piped subprocess. */
|
||||
|
||||
for (i = 0; i < n_commands; i++)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user