[Minor] Refuse to build with broken assembler

diff --git a/src/libcryptobox/CMakeLists.txt b/src/libcryptobox/CMakeLists.txt
index 89b42b72698b4d248df33552bc72796def1f55f0..637bfded9d34bb834eb80927d9787e65454406f3 100644 (file)
--- a/src/libcryptobox/CMakeLists.txt
+++ b/src/libcryptobox/CMakeLists.txt
@@ -32,6 +32,10 @@ SET(ASM_CODE "
        ")
 ASM_OP(HAVE_DOLLARMACRO "dollar macro convention")
 
+IF(NOT HAVE_SLASHMACRO AND NOT HAVE_DOLLARMACRO)
+       MESSAGE(FATAL_ERROR "Your assembler cannot compile macros, please check your CMakeFiles/CMakeError.log")
+ENDIF()
+
 # For now we support only x86_64 architecture with optimizations
 IF("${ARCH}" STREQUAL "x86_64")
        SET(ASM_CODE "vpaddq %ymm0, %ymm0, %ymm0")