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Validate privileged code relationships

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- Work towards improving non-optimized build support
- Introduce MODE=zero which is -O0 without ASAN/UBSAN
- Use system GCC when ~/.cosmo.mk has USE_SYSTEM_TOOLCHAIN=1
- Have package.com check .privileged code doesn't call non-privileged
This commit is contained in:
Justine Tunney 2023-06-08 04:37:05 -07:00
parent 01fd655097
commit daf4454a06
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GPG key ID: BE714B4575D6E328
82 changed files with 808 additions and 850 deletions
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5
libc/integral/c.inc
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@ -729,6 +729,7 @@ void abort(void) wontreturn;
#if __GNUC__ >= 11
#pragma GCC diagnostic ignored /* annoying */ "-Wattributes"
#pragma GCC diagnostic ignored /* orwellian */ "-Wold-style-definition"
#pragma GCC diagnostic ignored /* what? */ "-Wformat-overflow"
#endif /* GCC11+ */
#endif /* GCC9+ */
#endif /* !C++ */
@ -834,10 +835,10 @@ void abort(void) wontreturn;
#if !defined(__STRICT_ANSI__) && !defined(__APPLE__) && defined(__x86_64__)
#define YOINK(SYMBOL) \
asm(".section .yoink\n\tnopl\t%a0\n\t.previous" : : "X"(SYMBOL))
asm(".section .yoink\n\tnopl\t%0\n\t.previous" : : "m"(SYMBOL))
#elif defined(__aarch64__)
#define YOINK(SYMBOL) \
asm(".section .yoink\n\tb\t%a0\n\t.previous" : : "X"(SYMBOL))
asm(".section .yoink\n\tb\t%0\n\t.previous" : : "m"(SYMBOL))
#else
#define YOINK(SYMBOL) (void)0
#endif