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Forbid multiple uses of -sanitize

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`clang` does not allow this.

Fixes #4354
This commit is contained in:
Feoramund
2025-06-03 21:20:53 -04:00
parent 8923e28b2a
commit 68ed631582
1 changed files with 5 additions and 1 deletions
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6
src/main.cpp
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@@ -1555,6 +1555,11 @@ gb_internal bool parse_build_flags(Array<String> args) {
case BuildFlag_Sanitize:
GB_ASSERT(value.kind == ExactValue_String);
if (build_context.sanitizer_flags != 0) {
gb_printf_err("-sanitize:<string> may only be used once\n");
bad_flags = true;
}
if (str_eq_ignore_case(value.value_string, str_lit("address"))) {
build_context.sanitizer_flags |= SanitizerFlag_Address;
} else if (str_eq_ignore_case(value.value_string, str_lit("memory"))) {
@@ -2728,7 +2733,6 @@ gb_internal int print_show_help(String const arg0, String command, String option
print_usage_line(3, "-sanitize:address");
print_usage_line(3, "-sanitize:memory");
print_usage_line(3, "-sanitize:thread");
print_usage_line(2, "NOTE: This flag can be used multiple times.");
}
}