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--- SConstruct.orig 2022-08-05 16:21:29 UTC
+++ SConstruct
@@ -1342,9 +1342,9 @@ if has_option('variables-help'):
print(env_vars.GenerateHelpText(env))
Exit(0)
-unknown_vars = env_vars.UnknownVariables()
-if unknown_vars:
- env.FatalError("Unknown variables specified: {0}", ", ".join(list(unknown_vars.keys())))
+#unknown_vars = env_vars.UnknownVariables()
+#if unknown_vars:
+# env.FatalError("Unknown variables specified: {0}", ", ".join(list(unknown_vars.keys())))
if get_option('install-action') != 'default' and get_option('ninja') != "disabled":
env.FatalError("Cannot use non-default install actions when generating Ninja.")
@@ -2427,13 +2427,12 @@ if env.TargetOSIs('posix'):
# If runtime hardening is requested, then build anything
# destined for an executable with the necessary flags for PIE.
env.AppendUnique(
- PROGCCFLAGS=['-fPIE'],
+ PROGCCFLAGS=['-fpic'],
PROGLINKFLAGS=['-pie'],
)
# -Winvalid-pch Warn if a precompiled header (see Precompiled Headers) is found in the search path but can't be used.
env.Append( CCFLAGS=["-fasynchronous-unwind-tables",
- "-ggdb" if not env.TargetOSIs('emscripten') else "-g",
"-Wall",
"-Wsign-compare",
"-Wno-unknown-pragmas",
@@ -2600,8 +2599,12 @@ if not env.TargetOSIs('windows', 'macOS') and (env.Too
# setting it for both C and C++ by setting both of CFLAGS and
# CXXFLAGS.
+ arm_march_flag = "armv8-a"
+ if get_option('use-hardware-crc32') == "on":
+ arm_march_flag += "+crc"
+
default_targeting_flags_for_architecture = {
- "aarch64" : { "-march=" : "armv8.2-a", "-mtune=" : "generic" },
+ "aarch64" : { "-march=" : arm_march_flag, "-mtune=" : "generic" },
"i386" : { "-march=" : "nocona", "-mtune=" : "generic" },
"ppc64le" : { "-mcpu=" : "power8", "-mtune=" : "power8", "-mcmodel=" : "medium" },
"s390x" : { "-march=" : "z196", "-mtune=" : "zEC12" },
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