instrprof-path.c
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// RUN: %clang_pgogen -O2 -o %t.0 %s
// RUN: %clang_pgogen=%/t.d1 -O2 -o %t.1 %s
// RUN: %clang_pgogen=%/t.d1/%:t.d2 -O2 -o %t.2 %s
//
// RUN: %run %t.0 ""
// RUN: env LLVM_PROFILE_FILE=%/t.d1/default.profraw %run %t.0 %/t.d1
// RUN: env LLVM_PROFILE_FILE=%/t.d1/%:t.d2/default.profraw %run %t.0 %/t.d1/%:t.d2
// RUN: %run %t.1 %/t.d1
// RUN: %run %t.2 %/t.d1/%:t.d2
// RUN: %run %t.2 %/t.d1/%:t.d2 %/t.d1/%:t.d2/%:t.d3/blah.profraw %/t.d1/%:t.d2/%:t.d3/
#include <string.h>
const char *__llvm_profile_get_path_prefix();
void __llvm_profile_set_filename(const char*);
int main(int argc, const char *argv[]) {
const char *expected;
const char *prefix;
if (argc < 2)
return 1;
expected = argv[1];
prefix = __llvm_profile_get_path_prefix();
// The last character should be a trailing slash. Ignore it in the comparison
// since it could be '/' or '\\'.
int slashpos = strlen(prefix);
if (slashpos > 0) {
--slashpos;
if (prefix[slashpos] != '/' && prefix[slashpos] != '\\')
return 1;
}
if (strncmp(prefix, expected, slashpos))
return 1;
if (argc == 4) {
__llvm_profile_set_filename(argv[2]);
prefix = __llvm_profile_get_path_prefix();
expected = argv[3];
if (strcmp(prefix, expected))
return 1;
}
return 0;
}