| /* { dg-lto-do run } */ |
| /* { dg-lto-options { { -O0 -flto -fno-math-errno } } } */ |
| /* { dg-lto-options { "-O0 -flto -fno-math-errno -mfpu=neon-vfpv4" } { target arm*-*-* } } */ |
| /* { dg-require-effective-target arm_neon_ok_no_float_abi { target arm*-*-* } } */ |
| /* { dg-require-linker-plugin "" } */ |
| /* { dg-require-effective-target sqrt_insn } */ |
| |
| /* We require a linker plugin because otherwise we'd need to link |
| against libm which we are not sure here has cabs on all targets. |
| This is because collect2 invokes ld on the -O0 object code |
| which does not have folded cabs. */ |
| |
| double cabs(_Complex double); |
| double __attribute__((used)) __attribute__ ((optimize ("O2,fast-math"))) |
| foo (_Complex double x, int b) |
| { |
| if (b) |
| x = 0; |
| return cabs(x); |
| } |
| |
| int main() { return 0; } |