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From c3b90d6107a1b638477d5f4dcee48af289647af7 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 9 Mar 2022 12:52:51 -0800
Subject: [PATCH] ltmain.in: Parse additional clang options
clang uses -rtlib and --unwindlib to select proper compiler runtime in
some cases. There fore pass these options to linker when found in
ldflags
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
build-aux/ltmain.in | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/build-aux/ltmain.in b/build-aux/ltmain.in
index 6a7bb72..c355c0c 100644
--- a/build-aux/ltmain.in
+++ b/build-aux/ltmain.in
@@ -5423,10 +5423,13 @@ func_mode_link ()
# --sysroot=* for sysroot support
# -O*, -g*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time optimization
# -stdlib=* select c++ std lib with clang
+ # -rtlib=* select c runtime lib with clang
+ # --unwindlib=* select unwinder library with clang
# -f*-prefix-map* needed for lto linking
-64|-mips[0-9]|-r[0-9][0-9]*|-xarch=*|-xtarget=*|+DA*|+DD*|-q*|-m*| \
-t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*| \
- -O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-stdlib=*|-f*-prefix-map*)
+ -O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-stdlib=*| \
+ -rtlib=*|--unwindlib=*|-f*-prefix-map*)
func_quote_for_eval "$arg"
arg=$func_quote_for_eval_result
func_append compile_command " $arg"
--
2.35.1
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