klibc: Add clang's -rtlib to known options

This helps in ensuring that we always link klibc apps with libgcc as
compiler-rt does not work for klibc due to missing libssp functions e.g.
__stack_chk_guard and __stack_chk_guard which it expects in libc

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Andrea Adami <andrea.adami@gmail.com>
This commit is contained in:
Khem Raj 2021-06-10 19:39:39 -07:00
parent 4531446e5e
commit aac5dfe6dd

View File

@ -5,7 +5,7 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
--- a/klcc/klcc.in
+++ b/klcc/klcc.in
@@ -207,6 +207,24 @@ while ( defined($a = shift(@ARGV)) ) {
@@ -207,6 +207,27 @@ while ( defined($a = shift(@ARGV)) ) {
} elsif ( $a =~ /^--([sysroot=])(.*)$/ ) {
# Override gcc encoded sysroot
push(@ccopt, $a);
@ -26,6 +26,9 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
+ push(@ccopt, $a);
+ } elsif ( $a =~ '--unwindlib=.*' ) {
+ # Allow clang options
+ push(@ccopt, $a);
+ } elsif ( $a =~ '-rtlib=.*' ) {
+ # Allow clang options
+ push(@ccopt, $a);
} else {
die "$0: unknown option: $a\n";