qtbase: Use compiler-rt on riscv32 when using clang

clang emits __lshrti3 expecting it from builtins library but libgcc does
not have it, since we have compiler-rt support it because its compiled
with -fforce-enable-int128 so link with it

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/conf/nonclangable.conf b/conf/nonclangable.conf
index 20fb71b..b948678 100644
--- a/conf/nonclangable.conf
+++ b/conf/nonclangable.conf
@@ -254,6 +254,10 @@ COMPILER_RT_remove_pn-m4_armeb = "--rtlib=compiler-rt"
 COMPILER_RT_remove_pn-ruby_armeb = "--rtlib=compiler-rt"
 COMPILER_RT_remove_pn-webkitgtk_armeb = "--rtlib=compiler-rt"
 
+# build/lib/libQt5Widgets.so: undefined reference to `__lshrti3'
+# __lshrti3 is missing in libgcc
+COMPILER_RT_pn-qtbase_toolchain-clang_riscv32 = "--rtlib=compiler-rt ${UNWINDLIB}"
+
 LDFLAGS_append_pn-gnutls_toolchain-clang_riscv64 = " -latomic"
 LDFLAGS_append_pn-harfbuzz_toolchain-clang_riscv64 = " -latomic"
 LDFLAGS_append_pn-qtwebengine_toolchain-clang_runtime-gnu_x86 = " -latomic"