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Fix junk_data for 32-bit platforms (#2245)

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Previously this had a mismatch between size_t and unsigned long long.
This commit is contained in:
Andrew Gaul 2023-08-05 09:37:18 +09:00 committed by GitHub
parent b5c3fc0a08
commit b14758baff
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 4 deletions
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9
test/junk_data.cc
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@ -21,6 +21,7 @@
// Generate junk data at high speed. An alternative to dd if=/dev/urandom. // Generate junk data at high speed. An alternative to dd if=/dev/urandom.
#include <stdio.h> #include <stdio.h>
#include <stdint.h>
#include <stdlib.h> #include <stdlib.h>
int main(int argc, const char *argv[]) int main(int argc, const char *argv[])
@ -28,11 +29,11 @@ int main(int argc, const char *argv[])
if (argc != 2) { if (argc != 2) {
return 1; return 1;
} }
unsigned long long count = strtoull(argv[1], nullptr, 10); uint64_t count = strtoull(argv[1], nullptr, 10);
char buf[128 * 1024]; char buf[128 * 1024];
for (size_t i = 0; i < count; i += sizeof(buf)) { for (uint64_t i = 0; i < count; i += sizeof(buf)) {
for (size_t j = 0; j < sizeof(buf) / sizeof(i); ++j) { for (uint64_t j = 0; j < sizeof(buf) / sizeof(i); ++j) {
*(reinterpret_cast<long long *>(buf) + j) = i / sizeof(i) + j; *(reinterpret_cast<uint64_t *>(buf) + j) = i / sizeof(i) + j;
} }
fwrite(buf, 1, sizeof(buf) > count - i ? count - i : sizeof(buf), stdout); fwrite(buf, 1, sizeof(buf) > count - i ? count - i : sizeof(buf), stdout);
} }