diff --git a/compiler-rt/test/ubsan/TestCases/Pointer/alignment-assumption-ignorelist.cppp b/compiler-rt/test/ubsan/TestCases/Pointer/alignment-assumption-ignorelist.cpp
rename from compiler-rt/test/ubsan/TestCases/Pointer/alignment-assumption-ignorelist.cppp
rename to compiler-rt/test/ubsan/TestCases/Pointer/alignment-assumption-ignorelist.cpp