[compiler-rt][test]Mark thinlto icp test as UNSUPPORTED. Test failed when building instrumented binary

Author: mingmingl-llvm

compiler-rt/test/profile/instrprof-thinlto-indirect-call-promotion.cpp

@@ -13,8 +13,13 @@
 // - Generate ThinLTO summary file with LLVM bitcodes, and run `function-import` pass.
 // - Run `pgo-icall-prom` pass for the IR module which needs to import callees.
 
+
 // REQUIRES: windows || linux || darwin
 
+// The test failed on ppc when building the instrumented binary.
+// ld.lld: error: /lib/../lib64/Scrt1.o: ABI version 1 is not supported
+// UNSUPPORTED: ppc
+
 // This test and IR test llvm/test/Transforms/PGOProfile/thinlto_indirect_call_promotion.ll
 // are complementary to each other; a compiler-rt test has better test coverage
 // on different platforms, and the IR test is less restrictive in terms of