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Hunt down more bugs

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After going through the MODE=dbg and MODE=zero build modes, a bunch of
little issues were identified, which have been addressed. Fixing those
issues created even more troubles for the project, because it improved
our ability to detect latent problems which are getting fixed so fast.
This commit is contained in:
Justine Tunney 2023-07-03 17:35:11 -07:00
parent 73c0faa1b5
commit 97b7116953
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GPG key ID: BE714B4575D6E328
39 changed files with 557 additions and 754 deletions
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38
test/libc/thread/makecontext_test.c
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@ -31,14 +31,46 @@
#include "libc/x/x.h"
#include "third_party/libcxx/math.h"
ucontext_t uc;
bool gotsome;
ucontext_t uc, goback;
char testlib_enable_tmp_setup_teardown;
void itsatrap(int x, int y) {
void check_args(long x0, long x1, long x2, long x3, long x4, long x5, double f0,
double f1, double f2, double f3, double f4, double f5) {
EXPECT_EQ(LONG_MIN + 100, x0);
EXPECT_EQ(LONG_MIN + 101, x1);
EXPECT_EQ(LONG_MIN + 102, x2);
EXPECT_EQ(LONG_MIN + 103, x3);
EXPECT_EQ(LONG_MIN + 104, x4);
EXPECT_EQ(LONG_MIN + 105, x5);
EXPECT_TRUE(20. == f0);
EXPECT_TRUE(21. == f1);
EXPECT_TRUE(22. == f2);
EXPECT_TRUE(23. == f3);
EXPECT_TRUE(24. == f4);
EXPECT_TRUE(25. == f5);
gotsome = true;
}
TEST(makecontext, args) {
char stack[1024];
__interruptible = false;
getcontext(&uc);
uc.uc_link = &goback;
uc.uc_stack.ss_sp = stack;
uc.uc_stack.ss_size = sizeof(stack);
makecontext(&uc, check_args, 12, 20., 21., 22., LONG_MIN + 100,
LONG_MIN + 101, LONG_MIN + 102, LONG_MIN + 103, LONG_MIN + 104,
LONG_MIN + 105, 23., 24., 25.);
swapcontext(&goback, &uc);
EXPECT_TRUE(gotsome);
}
noasan noubsan void itsatrap(int x, int y) {
*(int *)(intptr_t)x = scalbn(x, y);
}
TEST(makecontext, test) {
TEST(makecontext, crash) {
SPAWN(fork);
getcontext(&uc);
uc.uc_link = 0;