libraw: Workaround clang hang on RISCV compiling libraw

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

1 files changed, 6 insertions, 0 deletions

diff --git a/conf/nonclangable.conf b/conf/nonclangable.conf
index 5fbe553..778e598 100644
--- a/conf/nonclangable.conf
+++ b/conf/nonclangable.conf
@@ -391,6 +391,12 @@ LTO:pn-cairo:toolchain-clang = ""
 # see https://bugs.llvm.org/show_bug.cgi?id=50443 this is in clang-13, until it is fixed do not use -O2
 SELECTED_OPTIMIZATION:remove:pn-poke:toolchain-clang = "-O2"
 
+# TODO: remove when https://github.com/llvm/llvm-project/issues/53831 is fixed
+SELECTED_OPTIMIZATION:remove:pn-libraw:riscv32:toolchain-clang = "-O2"
+SELECTED_OPTIMIZATION:append:pn-libraw:riscv32:toolchain-clang = " -O0"
+SELECTED_OPTIMIZATION:remove:pn-libraw:riscv64:toolchain-clang = "-O2"
+SELECTED_OPTIMIZATION:append:pn-libraw:riscv64:toolchain-clang = " -O0"
+
 # This works with gcc-ranlib wrapper only which expands $@ shell array,
 # but it will fail if RANLIB was set to <cross>-ranlib or
 # <cross>-llvn-ranlib has same behaviour