[PATCH] D98224: [cmake] Enable -Werror=return-type

[Dave Lee via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGce94a161651d: [cmake] Enable -Werror=return-type (authored by kastiglione).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98224/new/

https://reviews.llvm.org/D98224

Files:
  llvm/cmake/modules/HandleLLVMOptions.cmake


Index: llvm/cmake/modules/HandleLLVMOptions.cmake
===================================================================
--- llvm/cmake/modules/HandleLLVMOptions.cmake
+++ llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -745,6 +745,10 @@
 
   # Enable -Wstring-conversion to catch misuse of string literals.
   add_flag_if_supported("-Wstring-conversion" STRING_CONVERSION_FLAG)
+
+  # Enable -Werror=return-type if available, to catch functions that contain
+  # control paths that do not return a value.
+  add_flag_if_supported("-Werror=return-type" WERROR_RETURN_TYPE)
 endif (LLVM_ENABLE_WARNINGS AND (LLVM_COMPILER_IS_GCC_COMPATIBLE OR CLANG_CL))
 
 if (LLVM_COMPILER_IS_GCC_COMPATIBLE AND NOT LLVM_ENABLE_WARNINGS)


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