blob: 2758761b5ee1b698a068bcca2f3384ffac31762a [file] [log] [blame]
// llvm-gcc -O1+ should run simplify libcalls, O0 shouldn't
// and -fno-builtins shouldn't.
// -fno-math-errno should emit an llvm intrinsic, -fmath-errno should not.
// RUN: %clang_cc1 %s -emit-llvm -fno-math-errno -O0 -o - | grep {call.*exp2\\..*f}
// RUN: %clang_cc1 %s -emit-llvm -fmath-errno -O0 -o - | grep {call.*exp2l}
// RUN: %clang_cc1 %s -emit-llvm -O1 -o - | grep {call.*ldexp}
// RUN: %clang_cc1 %s -emit-llvm -O3 -fno-builtin -o - | grep {call.*exp2l}
// clang doesn't support this yet.
// XFAIL: *
// If this fails for you because your target doesn't support long double,
// please xfail the test.
long double exp2l(long double);
long double t4(unsigned char x) {
return exp2l(x);