Set -fno-exceptions in CXXFLAGS

docker/Dockerfile

@@ -48,5 +48,5 @@ ENV AR llvm-ar-${LLVM_VERSION}
 ENV RANLIB llvm-ranlib-${LLVM_VERSION}
 
 ENV CFLAGS --target=wasm32-wasi --sysroot=/wasi-sysroot
-ENV CXXFLAGS --target=wasm32-wasi --sysroot=/wasi-sysroot
+ENV CXXFLAGS --target=wasm32-wasi --sysroot=/wasi-sysroot -fno-exceptions
 ENV LDFLAGS --target=wasm32-wasi --sysroot=/wasi-sysroot

docker/wasi-sdk-pthread.cmake

@@ -28,6 +28,8 @@ set(CMAKE_CXX_COMPILER_TARGET ${triple})
 set(CMAKE_ASM_COMPILER_TARGET ${triple})
 SET(CMAKE_SYSROOT /wasi-sysroot)
 
+set(CMAKE_CXX_FLAGS_INIT "-fno-exceptions")
+
 # Don't look in the sysroot for executables to run during the build
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 # Only look in the sysroot (not in the host paths) for the rest

docker/wasi-sdk.cmake

@@ -21,6 +21,8 @@ set(CMAKE_CXX_COMPILER_TARGET ${triple})
 set(CMAKE_ASM_COMPILER_TARGET ${triple})
 SET(CMAKE_SYSROOT /wasi-sysroot)
 
+set(CMAKE_CXX_FLAGS_INIT "-fno-exceptions")
+
 # Don't look in the sysroot for executables to run during the build
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 # Only look in the sysroot (not in the host paths) for the rest

wasi-sdk-pthread.cmake

@@ -35,6 +35,8 @@ set(CMAKE_C_COMPILER_TARGET ${triple})
 set(CMAKE_CXX_COMPILER_TARGET ${triple})
 set(CMAKE_ASM_COMPILER_TARGET ${triple})
 
+set(CMAKE_CXX_FLAGS_INIT "-fno-exceptions")
+
 # Don't look in the sysroot for executables to run during the build
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 # Only look in the sysroot (not in the host paths) for the rest

wasi-sdk.cmake

@@ -32,6 +32,8 @@ set(CMAKE_C_COMPILER_TARGET ${triple})
 set(CMAKE_CXX_COMPILER_TARGET ${triple})
 set(CMAKE_ASM_COMPILER_TARGET ${triple})
 
+set(CMAKE_CXX_FLAGS_INIT "-fno-exceptions")
+
 # Don't look in the sysroot for executables to run during the build
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 # Only look in the sysroot (not in the host paths) for the rest