snappy 1.2.2

[chenrui333]

snappy 1.2.2

---

retry #216761

[daeho-ro]

• Build fails with -Wl,--no-undefined -Wl,--no-allow-shlib-undefined: error: undefined symbol: typeinfo for snappy::Source facebook/folly#1606

[samumbach]

UPDATE 20250514: Opened PR #223429 including this patch to enable RTTI.

Instead of removing the patch for the snappy formula, I think it needs to be updated to make sure RTTI is enabled. The following patch worked for me locally:

...
__END__
diff --git a/CMakeLists.txt b/CMakeLists.txt
index cd71a47..ef040d1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -51,10 +51,6 @@ if(MSVC)
   string(REGEX REPLACE "/EH[a-z]+" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHs-c-")
   add_definitions(-D_HAS_EXCEPTIONS=0)
-
-  # Disable RTTI.
-  string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
 else(MSVC)
   # Use -Wall for clang and gcc.
   if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
@@ -81,10 +77,6 @@ else(MSVC)
   # Disable C++ exceptions.
   string(REGEX REPLACE "-fexceptions" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
-
-  # Disable RTTI.
-  string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
 endif(MSVC)

 # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to make

See also macos-powerpc/powerpc-ports@c3bfb26#diff-4d3d8c75e8cd876af04bf35d3322ed7af85b75ca5e368a251ab4e82fb0ea51de