build: suppress -Wunterminated-string-initialization for instrument-hooks core.c

Author: not-matthias

core/BUILD

@@ -42,6 +42,9 @@ instrument_hooks_cflags = [
     "-Wno-unused-const-variable",
     "-Wno-type-limits",
     "-Wno-uninitialized",
+    # Older Clang lacks -Wunterminated-string-initialization; tolerate the unknown flag.
+    "-Wno-unknown-warning-option",
+    "-Wno-unterminated-string-initialization",
     # When cross-compiling:
     "-Wno-constant-conversion",
     "-Wno-incompatible-pointer-types",

core/CMakeLists.txt

@@ -54,6 +54,9 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
         -Wno-unused-const-variable
         -Wno-type-limits
         -Wno-uninitialized
+        # Older Clang lacks -Wunterminated-string-initialization; tolerate the unknown flag.
+        -Wno-unknown-warning-option
+        -Wno-unterminated-string-initialization
         # When cross-compiling:
         -Wno-constant-conversion
         -Wno-incompatible-pointer-types