Change noinline to dontinline (#312)

We defined `noinline` as an abbreviation for the longer version
`__attribute__((__noinline__))` which caused name clashes since
third party codebases often write it as `__attribute__((noinline))`.

test/libc/intrin/intrin_test.c

@@ -119,7 +119,7 @@ forceinline uint64_t Rando(void) {
          KnuthLinearCongruentialGenerator(&g_rando) >> 32;
 }
 
-noinline void RngSet(void *mem, size_t size) {
+dontinline void RngSet(void *mem, size_t size) {
   uint64_t coin;
   DCHECK(size % 8 == 0);
   for (size >>= 3; size--;) {

test/libc/nexgen32e/gclongjmp_test.c

@@ -76,12 +76,12 @@ TEST(gclongjmp, test) {
   free(x);
 }
 
-noinline void F1(void) {
+dontinline void F1(void) {
   /* 3x slower than F2() but sooo worth it */
   gc(malloc(16));
 }
 
-noinline void F2(void) {
+dontinline void F2(void) {
   void *volatile p;
   p = malloc(16);
   free(p);

test/libc/nexgen32e/memmove_test.c

@@ -29,7 +29,7 @@
 long i, j, n;
 char *b0, *b1, *b2;
 
-noinline char *PosixMemmove(char *dst, const char *src, size_t n) {
+dontinline char *PosixMemmove(char *dst, const char *src, size_t n) {
   char *tmp;
   tmp = malloc(n);
   memcpy(tmp, src, n);

test/libc/rand/mt19937_test.c

@@ -76,7 +76,7 @@ void ctrdrbg2(void *p, size_t n) {
   mbedtls_ctr_drbg_free(&rng);
 }
 
-noinline uint64_t xorshift(void) {
+dontinline uint64_t xorshift(void) {
   static uint64_t s = 88172645463325252;
   uint64_t x = s;
   x ^= x << 13;
@@ -85,7 +85,7 @@ noinline uint64_t xorshift(void) {
   return (s = x);
 }
 
-noinline void xorshifta(char *p, size_t n) {
+dontinline void xorshifta(char *p, size_t n) {
   static uint64_t s = 88172645463325252;
   uint64_t x = s;
   while (n >= 8) {
@@ -103,7 +103,7 @@ noinline void xorshifta(char *p, size_t n) {
   }
 }
 
-noinline uint64_t knuth(void) {
+dontinline uint64_t knuth(void) {
   uint64_t a, b;
   static uint64_t x = 1;
   x *= 6364136223846793005;
@@ -115,7 +115,7 @@ noinline uint64_t knuth(void) {
   return a | b << 32;
 }
 
-noinline void knutha(char *p, size_t n) {
+dontinline void knutha(char *p, size_t n) {
   static uint64_t s = 1;
   uint32_t u;
   uint64_t x = s;

test/libc/str/crc32c_test.c

@@ -50,7 +50,7 @@ TEST(crc32c, test) {
   EXPECT_EQ(0xecc9871d, crc32c(0, kHyperion, kHyperionSize));
 }
 
-noinline uint64_t fnv_hash(char *s, int len) {
+dontinline uint64_t fnv_hash(char *s, int len) {
   uint64_t hash = 0xcbf29ce484222325;
   for (int i = 0; i < len; i++) {
     hash *= 0x100000001b3;

test/libc/str/strcmp_test.c

@@ -496,14 +496,14 @@ TEST(wcsncmp, testTwosComplementBane) {
 │ test/libc/str/strcmp_test.c § benchmarks                                 ─╬─│┼
 ╚────────────────────────────────────────────────────────────────────────────│*/
 
-testonly noinline int strcmp_pure(const char *a, const char *b) {
+testonly dontinline int strcmp_pure(const char *a, const char *b) {
   for (; *a == *b; a++, b++) {
     if (!*a) break;
   }
   return (*a & 0xff) - (*b & 0xff);
 }
 
-testonly noinline int strcasecmp_pure(const char *a, const char *b) {
+testonly dontinline int strcasecmp_pure(const char *a, const char *b) {
   for (; *a && *b; a++, b++) {
     if (!(*a == *b || tolower(*a & 0xff) == tolower(*b & 0xff))) {
       break;