mirror of
https://git.yoctoproject.org/poky
synced 2026-04-30 21:32:13 +02:00
b1dd356f5e
Removed these patches which are not needed anymore.
gcc-4.5.0_to_svn_162697.patch.bz2 : All the commits in this patch is
part of the 4.5.1 branch. So moving to 4.5.1 makes this patch
obsolete
gcc_revert_base_version_to_4.5.0.patch: moving to 4.5.1 removes need
of this patch
gcc-pr43698-arm-rev-instr.patch: upstream has this fix.
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
84 lines
2.2 KiB
Diff
84 lines
2.2 KiB
Diff
gcc: add poison parameters detection
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Add the logic that, if not configured with "--enable-target-optspace",
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gcc will meet error when build target app with "-Os" option.
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This could avoid potential binary crash.
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Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
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diff --git a/gcc/config.in b/gcc/config.in
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index a9e208f..3004321 100644
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--- a/gcc/config.in
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+++ b/gcc/config.in
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@@ -132,6 +132,12 @@
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#endif
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+/* Define to enable target optspace support. */
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+#ifndef USED_FOR_TARGET
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+#undef ENABLE_TARGET_OPTSPACE
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+#endif
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+
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+
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/* Define if you want all operations on RTL (the basic data structure of the
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optimizer and back end) to be checked for dynamic type safety at runtime.
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This is quite expensive. */
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diff --git a/gcc/configure b/gcc/configure
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index 2e022ed..004ec0b 100755
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--- a/gcc/configure
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+++ b/gcc/configure
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@@ -909,6 +909,7 @@ enable_maintainer_mode
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enable_version_specific_runtime_libs
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with_slibdir
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enable_plugin
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+enable_target_optspace
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'
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ac_precious_vars='build_alias
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host_alias
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@@ -25289,6 +25290,13 @@ $as_echo "#define ENABLE_PLUGIN 1" >>confdefs.h
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fi
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+if test x"$enable_target_optspace" != x; then :
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+
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+$as_echo "#define ENABLE_TARGET_OPTSPACE 1" >>confdefs.h
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+
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+fi
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+
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+
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# Configure the subdirectories
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# AC_CONFIG_SUBDIRS($subdirs)
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diff --git a/gcc/configure.ac b/gcc/configure.ac
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index ac4ca70..18ec0aa 100644
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--- a/gcc/configure.ac
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+++ b/gcc/configure.ac
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@@ -4434,6 +4434,11 @@ if test x"$enable_plugin" = x"yes"; then
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AC_DEFINE(ENABLE_PLUGIN, 1, [Define to enable plugin support.])
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fi
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+AC_SUBST(enable_target_optspace)
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+if test x"$enable_target_optspace" != x; then
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+ AC_DEFINE(ENABLE_TARGET_OPTSPACE, 1, [Define to enable target optspace support.])
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+fi
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+
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# Configure the subdirectories
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# AC_CONFIG_SUBDIRS($subdirs)
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diff --git a/gcc/opts.c b/gcc/opts.c
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index 139cd26..2fdd96a 100644
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--- a/gcc/opts.c
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+++ b/gcc/opts.c
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@@ -945,6 +945,11 @@ decode_options (unsigned int argc, const char **argv)
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else
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set_param_value ("min-crossjump-insns", initial_min_crossjump_insns);
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+#ifndef ENABLE_TARGET_OPTSPACE
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+ if (optimize_size == 1)
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+ error ("Do not use -Os option if --enable-target-optspace is not set.");
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+#endif
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+
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if (first_time_p)
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{
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/* Initialize whether `char' is signed. */
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