Suppress UB warnings regarding indirect function calls

cmb69 · cmb69 · commit 79af31479a71 · 2025-01-14T23:50:54.000+01:00
Like for POSIX systems, we pass `-fno-sanitize=function`. Closes phpGH-17462.
diff --git a/win32/build/confutils.js b/win32/build/confutils.js
@@ -3734,7 +3734,7 @@ function add_asan_opts(cflags_name, libs_name, ldflags_name)
 	var lib_dir = get_clang_lib_dir();
 
 	if (!!cflags_name) {
-		ADD_FLAG(cflags_name, "-fsanitize=address,undefined");
+		ADD_FLAG(cflags_name, "-fsanitize=address,undefined -fno-sanitize=function");
 	}
 	if (!!libs_name) {
 		if (TARGET_ARCH == 'x64') {

Original file line number	Diff line number	Diff line change
`@@ -3734,7 +3734,7 @@ function add_asan_opts(cflags_name, libs_name, ldflags_name)`
`3734`	`3734`	`var lib_dir = get_clang_lib_dir();`
`3735`	`3735`
`3736`	`3736`	`if (!!cflags_name) {`
`3737`		`- ADD_FLAG(cflags_name, "-fsanitize=address,undefined");`
	`3737`	`+ ADD_FLAG(cflags_name, "-fsanitize=address,undefined -fno-sanitize=function");`
`3738`	`3738`	`}`
`3739`	`3739`	`if (!!libs_name) {`
`3740`	`3740`	`if (TARGET_ARCH == 'x64') {`