diff --git a/srcpkgs/llvm-libunwind/patches/ppc32.patch b/srcpkgs/llvm-libunwind/patches/ppc32.patch
new file mode 100644
index 00000000000..1408a0aafb0
--- /dev/null
+++ b/srcpkgs/llvm-libunwind/patches/ppc32.patch
@@ -0,0 +1,63 @@
+This fixes build at least with gcc9 which does not define `__ppc__`.
+
+--- include/__libunwind_config.h
++++ include/__libunwind_config.h
+@@ -49,7 +49,7 @@
+ #  define _LIBUNWIND_CONTEXT_SIZE 167
+ #  define _LIBUNWIND_CURSOR_SIZE 179
+ #  define _LIBUNWIND_HIGHEST_DWARF_REGISTER _LIBUNWIND_HIGHEST_DWARF_REGISTER_PPC64
+-# elif defined(__ppc__)
++# elif defined(__powerpc__)
+ #  define _LIBUNWIND_TARGET_PPC 1
+ #  define _LIBUNWIND_CONTEXT_SIZE 117
+ #  define _LIBUNWIND_CURSOR_SIZE 124
+--- src/UnwindRegistersRestore.S
++++ src/UnwindRegistersRestore.S
+@@ -392,7 +392,7 @@ Lnovec:
+   PPC64_LR(3)
+   bctr
+ 
+-#elif defined(__ppc__)
++#elif defined(__powerpc__)
+ 
+ DEFINE_LIBUNWIND_FUNCTION(_ZN9libunwind13Registers_ppc6jumptoEv)
+ //
+--- src/UnwindRegistersSave.S
++++ src/UnwindRegistersSave.S
+@@ -554,7 +554,7 @@ DEFINE_LIBUNWIND_FUNCTION(__unw_getcontext)
+   blr
+ 
+ 
+-#elif defined(__ppc__)
++#elif defined(__powerpc__)
+ 
+ //
+ // extern int unw_getcontext(unw_context_t* thread_state)
+--- src/config.h
++++ src/config.h
+@@ -95,12 +95,12 @@
+ #define _LIBUNWIND_BUILD_SJLJ_APIS
+ #endif
+ 
+-#if defined(__i386__) || defined(__x86_64__) || defined(__ppc__) || defined(__ppc64__) || defined(__powerpc64__)
++#if defined(__i386__) || defined(__x86_64__) || defined(__powerpc__) || defined(__powerpc64__)
+ #define _LIBUNWIND_SUPPORT_FRAME_APIS
+ #endif
+ 
+ #if defined(__i386__) || defined(__x86_64__) ||                                \
+-    defined(__ppc__) || defined(__ppc64__) || defined(__powerpc64__) ||        \
++    defined(__powerpc__) || defined(__powerpc64__) ||                          \
+     (!defined(__APPLE__) && defined(__arm__)) ||                               \
+     (defined(__arm64__) || defined(__aarch64__)) ||                            \
+     defined(__mips__)
+--- src/libunwind.cpp
++++ src/libunwind.cpp
+@@ -42,7 +42,7 @@ _LIBUNWIND_HIDDEN int __unw_init_local(unw_cursor_t *cursor,
+ # define REGISTER_KIND Registers_x86_64
+ #elif defined(__powerpc64__)
+ # define REGISTER_KIND Registers_ppc64
+-#elif defined(__ppc__)
++#elif defined(__powerpc__)
+ # define REGISTER_KIND Registers_ppc
+ #elif defined(__aarch64__)
+ # define REGISTER_KIND Registers_arm64
diff --git a/srcpkgs/llvm-libunwind/template b/srcpkgs/llvm-libunwind/template
index e6d02df3b8f..c5dd2da671e 100644
--- a/srcpkgs/llvm-libunwind/template
+++ b/srcpkgs/llvm-libunwind/template
@@ -1,18 +1,18 @@
 # Template file for 'llvm-libunwind'
 pkgname=llvm-libunwind
-version=7.0.1
+version=9.0.0
 revision=1
 build_style=cmake
 wrksrc="libunwind-${version}.src"
-hostmakedepends="llvm7"
-makedepends="llvm7"
+hostmakedepends="llvm9"
+makedepends="llvm9"
 make_build_args="VERBOSE=1"
 short_desc="LLVM version of libunwind library"
 maintainer="Orphaned <orphan@voidlinux.org>"
 license="NCSA, MIT"
 homepage="https://llvm.org"
 distfiles="https://www.llvm.org/releases/${version}/libunwind-${version}.src.tar.xz"
-checksum=89c852991dfd9279dbca9d5ac10b53c67ad7d0f54bbab7156e9f057a978b5912
+checksum=976a8d09e1424fb843210eecec00a506b956e6c31adda3b0d199e945be0d0db2
 
 post_install() {
 	vmkdir usr/include