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1 // RUN: %clang_cfi -lm -o %t1 %s
2 // RUN: %t1 c 1 2>&1 | FileCheck --check-prefix=CFI %s
3 // RUN: %t1 s 2 2>&1 | FileCheck --check-prefix=CFI %s
4 
5 // This test uses jump tables containing PC-relative references to external
6 // symbols, which the Mach-O object writer does not currently support.
7 // The test passes on i386 Darwin and fails on x86_64, hence unsupported instead of xfail.
8 // UNSUPPORTED: darwin
9 
10 #include <stdlib.h>
11 #include <stdio.h>
12 #include <math.h>
13 
main(int argc,char ** argv)14 int main(int argc, char **argv) {
15   // CFI: 1
16   fprintf(stderr, "1\n");
17 
18   double (*fn)(double);
19   if (argv[1][0] == 's')
20     fn = sin;
21   else
22     fn = cos;
23 
24   fn(atof(argv[2]));
25 
26   // CFI: 2
27   fprintf(stderr, "2\n");
28 }
29